-
Notifications
You must be signed in to change notification settings - Fork 1
/
psych101.txt
3050 lines (1769 loc) · 77.5 KB
/
psych101.txt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# Intro to the Science of Psychology
* What is the study of cyber emotional intelligence?
The study of the assumptions we make about people based on their online
personality.
* What are two unifying concepts for psychological science?
1. Studying behaviour.
2. Employs scientific method
* What is the scientific method?
A way of learning about the world through collecting observations, developing
theories to explain them, and using theories to make predictions.
* What is a hypothesis?
A testable prediction about processes that can be observed and measured.
* What is a pseudoscience?
An idea that is present as science but does not actually utilize basic
principles of scientific thinking of procedure.
* What is a theory?
An explanation for a broad range of observations that also generates new
hypotheses and integrates numerous findings into a coherent whole.
* What is the biopsychosocial model?
A means of explaining behaviour as a product of biological, psychological, and
sociocultural factors.
* What are some biological influences?
Brain structures, drugs.
* What are some psychological influences?
Memories, emotions, personalities.
* What are some socialcultural influences?
Family, peers, culture.
* What is scientific literacy?
The ability to understand, analyze, and apply scientific information.
* What are the 6 ways to develop critical thinking?
1. Be curious.
2. Examine the nature and source of the evidence.
3. Examine assumptions and biases.
4. Avoid overly emotional thinking.
5. Tolerate ambiguity.
6. Consider alternative viewpoints and interpretations.
* What is the principle of parsimony?
The simplest of all competing explanations should be the one we accept.
* What is empricism?
A philosophical tenet that knowledge comes through experience.
* What is determinism?
The belief that all events are governed by lawful, cause-and-effect
relationships.
* What were the Greek's four temperaments:
Sanguine (blood): Impulsive, pleasure-seeking, charismatic
Choleric (yellow bile): Ambitious, energetic, aggressive
Melancholic (black bile): Independent, perfectionistic, introverted
Phlegmatic (phlegm): Quiet, relaxed, content with life
* What does zeitgeist refer to?
A general set of beliefs of a particular culture at a specific time in history.
* What is materialism?
The belief that humans are composed exclusively of physical matter.
* What is dualism?
The belief that there are properties of humans that are not material.
* What is psychophysics?
The study of the relationship between the physical world and the mental
representation of that world.
* What is clinical psychology?
The field that concentrates on the diagnosis and treatment of psychological
disorders.
* What is the idea of brain localization?
That certain parts of the brain control specific mental abilities and
personalities.
* What is psychoanalysis?
The approach that attempts to explain how behaviour and personality and
influenced by unconscious processes.
* What is the nature/nurture relationship?
The inquiry into how heredity and environment influence behaviour and mental
processes
* What is empiricism?
The belief that all knowledge is based on experience derived from the senses.
* What is functionalism?
The study of the purpose and function of behaviour and conscious experience.
* What is evolutionary psychology?
The approach that interprets and explains modern human behaviour in terms of
forces acting upon our distant ancestors.
* What is structualism?
The attempt to analyize conscious experience by breaking it down to basic
elements, and understand how those elements work together.
* What is behaviourism?
The approach that studied only observable behaviour, with little reference to
mental events or instincts.
* What is humanistic psychology?
The approach that focuses on each person's freedom to act and rational thought.
* What is Hebb's Law?
The idea that memory is related to cellular activity.
* What is gestalt psychology?
The approach where psychologists need to focus on the whole of perception and
experience, rather than its parts.
* What is cognitive psychology?
An approach that focuses on memory, thinking, and language.
* What is social psychology?
The study of the influence of other people on our behaviour.
* What is personality psychology?
The study of how different personality characteristics can influence how we
think and act.
* What is cross-cultural psychology?
The field that draws comparisons about individual and group behaviour among
cultures.
* What are the 5 characteristics of quality scientific research?
1. It is based on measurements that are objective, valid, and reliable.
2. It can be generalized
3. It tried to reduce bias.
4. It is made public.
5. It can be replicated.
* When is a measurement objective?
When it is the same across instruments and observers.
* What is a variable?
An objective, concept, or event being measured.
* What is an operational definition?
A statement that describes the procedures and specific measures used to record
observations.
* What does validity refer to w.r.t measurements?
The degree to which an instrument or procedure actually measures what it claims
to measure.
* When is a measurement reliable?
When it provides consistent and stable answers across multiple observations
and points in time.
* What is test-retest reliability?
Whether scores are consistent between test sessions.
* What is alternate-forms reliability?
Whether different forms of the same test produce the same results.
* What is inter-rater reliability?
Whether different raters agree on the measurements.
* What is generalizability?
The degree to which one set of results can be applied to other situations.
* What is the population w.r.t research?
The group that researchers want to generalize about.
* What is a sample w.r.t research?
A select group of population members.
* What is a random sample?
Every individual in the population has an equal chance of being included.
* What is a convenience sample?
Samples of individuals who are the most readily available.
* What is ecological validity?
Results of a study can be applied to/repeated in the natural environment.
* What is the Hawthorne effect?
Behaviours sometimes change as a result of being observed.
* What are demand characteristics?
Inadvertent cues given off that provide information about how participants are
expected to behave.
* How does social desirability affect experiments?
People are likely to respond in ways that increase the chances they will be
viewed favourably.
* What is a placebo effect?
A measurable and experienced improvement in health that cannot be attributed to
medication or treatment.
* What is anonymity w.r.t research?
Individual's responses cannot be linked back.
* What is confidentiality w.r.t research?
Results will only be read by the researchers.
* What is a single-blind study?
Participants do not know the true purpose of the study, or do not know which
type of treatment they are receiving.
* What is a double-blind study?
Neither participants nor researchers knows the exact treatment for an
individual.
* When is a hypothesis falsible?
When it is precise enough that it could be proven false.
* What is anecdotal evidence?
An individual story or testimony that is used to make a claim as evidence.
* What is data selection bias?
Choosing only data that fits ones views.
* What is an appeal to authority?
The belief in an expert's claims even with no supporting data.
* What is an appeal to common sense?
A claim that appears to be sound, but lacks supporting scientific evidence.
* What is a case study?
An in-depth report about the details of a specific case.
* What is a naturalistic observation?
Unobtrusively observing and recording behaviour in the subject's natural
environment.
* What is self-reporting?
A method in which responses are providing by the people being studied.
* What does correlational research involve?
Measuring the degree of association between two or more variables.
* What is the third variable problem?
The possibility that a third variable is actually responsible for a
correlation.
* What is a random assignment?
A technique for dividing samples into two or more groups in which
participants are equally likely to be placed in any condition of the experiment.
* What is a confounding variable?
A variable outside of the researcher's control that might affect the results.
* What is a between-subjects design?
Different people get exposed to different experiments.
* What is a within-subjects design?
People get exposed to all experiments.
* What is quasi-experimental research?
Groups compared are selected based on predetermined characteristics.
* What is an research ethics board?
A committee of researchers charged with the protection of human participants.
* What is deception w.r.t research?
Misleading participants of the true topic or hypothesis.
* Why should researchers store their data after they already published?
Because others might want to reproduce or reinterpret their work.
* What is an example of scientific misconduct?
Faking test results.
* What is the 3 criteria for an animal study?
1. Behaviours must be close.
2. Brain structures must be close.
3. Response must be similar.
* What is the ABCs of psychology?
Affect (feelings, emotion, mood)
Behaviour (actions, responses, performance)
Cognition (thoughts, decisions, attitudes)
* What is the basic model of psychology?
Environment x Person => Behaviour => Outcomes
* What is psychodynamic psychology?
The investigation of subconscious forces in the person.
* What are the goals of science?
To understand, explain, predict, and control the world.
* What is the theory refinement process?
Develop theory, form hypothesis, carry out observations, analyze results,
refine theory.
* What are the 3 criterias of science?
1. Empirical
2. Replicable
3. Falsifiable
# Developmental Psychology
* What is developmental psychology?
The study of human characteristics across the lifespan.
* What are the two ways to tracking change over time?
Cross-sectional: Different people of different age.
Longitudinal: Follow people over time.
* What are cohort effects?
Differences due to age periods.
* What the stage theory?
Development happens in a series of stages, transitions are big.
* What is a sensitive period w.r.t development?
A period where exposure to a certain type of stimulation is needed for
normal development of an ability.
* What are the 3 stages before birth?
Germinal. 0-2wks. The zygote is spliting.
Embryonic. 2-8wks. Emybro develops organs.
Fetal. 8-birth. Fetus develops muscles and organs begin to specialize.
* What are 3 reflexes that babies have?
Rooting: To suck.
Moro: To latch on when falling.
Grasping: To hold on with their hands.
* What are the 3 things that happen to a baby's brain after birth?
1. Myelination of axons.
2. Synaptogensis, lots of connections between neurons are formed
3. Synaptic pruning, useless connections are pruned.
* How do we help premature babies?
By using NIDCAP. They have improved skills over preterm babies that do not.
* What is the core knowledge hypothesis?
Infants have inborn abilities to understanding some key aspects of their life.
* What is cognitive development?
The study of changes in memory, thought, and reasoning processes that occur
throughout the lifespan.
* What is assimilation?
People fit new information into the belief systems they already possess.
Conservative process.
"Still a bow-wow"
* What is accommodation?
People modify their belief structures based on experience.
Creative process.
"It's not a bow-wow, it's a cat!"
* What are Piaget's 4 stages of cognitive development?
1. Sensorimotor (0-2 years)
2. Preoperational (2-7 years)
3. Concrete operational (7-11 years)
4. Formal operational (11 years-adult)
* What are the properties of the sensorimotor stage w.r.t cognitive development?
Cognitive experience is based on direct sensory experience.
Understand that objects exist even when you can't see them.
* What are the properties of the preoperational stage w.r.t cognitive development?
Understanding symbols, language, drawings.
Trying to understand conservation.
* What are the properties of the concrete operational stage w.r.t cognitive development?
Can perform mental transformations on physically present objects.
Transitivity of numbers.
* What are the properties of the formal operational stage w.r.t cognitive development?
Can reason abstractly and hypothetically.
* What is conservation?
The concept that the quantity of an object is not the same as the appearance of
the object.
* What is the concept of the zone of proximal development?
Development is ideal when children attempt skills that are just beyond what
they can do alone, but they have guidance from adults that are attentive to
their progress.
Scaffolding uses this idea to teach kids.
* What is attachment?
The enduring emotional bond between individuals.
* What did Harlow's experiment with the cloth monkeys show?
That attachment is based on feeling secure, which is based on physical comfort.
* What are the 4 different attachment styles?
1. Secure attachment : "checking in"
2. Insecure attachment - Anxious/resistant : "clingy"
3. Insecure attachment - Avoidant : "doesn't care"
4. Disorganized : "love/hate"
* What is self-awareness?
The ability to recognize one's individuality.
* What is egocentricism?
Considering only one's own perspective.
* What is theory of mind?
The ability to recognize the thoughts of others, and understand that they can be
different to one's own.
* What are the two psychobiological behavioural systems?
Attachment behavioural system: Focused on meeting one's own needs for security.
Caregiving behavioural system: Focused on meeting the needs of others.
* What are some problems with using conditional approaches to get children to do tasks?
- The children won't continually do the task unless you continually reward them.
- Children associate good feelings with rewards.
* What is introjection?
The internalization of the regard of significant others.
Caring about what others think about you.
* What is inductive discipline?
Explain the consequences of a child's actions on other people.
# 6.3
* What is latent learning?
Learning that is not immediately expressed by a response until the organism
is tested for it.
* What is the difference between S-R and S-O-R theory?
S-R theory thinks that differences in individuals are due to their learning
histories.
S-O-R theory thinks that differences in individuals are due to their cognitive
interpretation of the situation.
* What does observational learning involve?
Changes in behaviour and knowledge from watching others.
* What are the 4 processes involved in observational learning?
1. Attention
2. Memory
3. Ability to reproduce the task
4. Motivation
* What is imitation?
Recreating someone else's actions.
* What are mirror neurons?
Neurons that fire both when doing and action, and watching the same action.
# Slides
* What are the two theories of attachment?
1. Psychodynamic
2. Behaviourist
* What is the principle of monotropy?
Infants are genetically programmed to form an attachment with ONE responsive
caregiver.
# Memory
## 7.1
* What do stores do w.r.t memory?
Retain memory.
* What do control processes do w.r.t memory?
Shift information from one store to another.
* What does attention do w.r.t memory?
Shift information from sensory memory to STM.
* What does recall do w.r.t memory?
Shift information from LTM to STM.
* What does encoding do w.r.t memory?
Shift information from STM to LTM.
* How can we expand our short-term memory capacity?
Via chunking, organizing smaller units of information into a bigger one.
* What are the two ways we organize information in LTM?
1. Semantic categories (e.g. cat, mouse)
2. Sound or spelling of word.
* What is proactive/retroactive interference?
Things appearing first/last causing problems with memorization.
* What is the serial position effect?
People tend to remember things that a first and last in a list.
* What is working memory?
A model of short-term remembering that includes some memory components that can
temporarily store small amounts of information for a short period of time.
* What is the phonological loop?
A storage component of working memory that relies of rehearsal and stores
information as sounds.
* What is the visuospatial sketchpad?
A storage component of working memory that maintains visual images and spatial
layouts in visuospatial code.
* What is the episodic buffer?
A storage component of working memory that combines images and sounds into
story-like episodes.
* What is the central executive?
The control center of working memory. Coordinates attention and exchange
of information.
* What are declarative/explicit memories?
Memories we are consciously aware of, and can be verbalized.
* What are nondeclarative/implicit memories?
Actions that you can perform without awareness.
* What are episodic memories?
Declarative memories that are organized in episodes and use "I".
"I washed the car."
* What are semantic memories?
Declarative memories that include facts about the world.
"The capital of Canada is Ottawa."
* What are procedural memories?
Patterns of muscle movements.
"Muscle memory"
* What is priming?
Previous exposure to a stimulus will affect someone's later responses.
* What is long-term potentiation?
Enduring increase in connectivity and transmission of neural signals between
nerve cells that fire together.
* What is consolidation?
The process of converting short-term memories into long-term memories in the
brain. The hippocampus is responsible for consolidation.
* What is anterograde amnesia?
Cannot form new memories (after the incident).
* What is retrograde amnesia?
Cannot remember old memories (before the incident).
* What is storage w.r.t memories?
The time and manner in which information is retained between encoding and
retrieval.
* What is maintenance rehearsal?
Prolonging exposure to information by repeating it.
* What is elaborative rehearsal?
Prolonging exposure to information by thinking about it's meaning.
* What is shallow processing?
Processing of shallow characteristics such as spelling.
* What is deep processing?
Processing of the meaning of a word.
* What is the self-reference effect?
More likely to remember something if you can relate it to yourself.
* How can context affect memory?
You can forget things when entering a new context (context-dependent forgetting).
Or you can remember things when going back to the old context (context
reinstatement effect).
* How can state affect memory?
State-dependent learning/memory exists. Retrieval is more effective if your
internal state matches the state you were in during encoding.
* What is the problem of weapon focus?
People remember the gun much better than the person holding the gun.
* What is a flashbulb memory?
An extremely vivid and detailed memory and its conditions.
* What does the forgetting curve tell us?
Most of the forgetting happens right away, and then not much forgetting
happens afterwards.
* What is the method of loci?
Using mnemonics to connect words to locations.
* What is a schema?
An organized cluster of memory that constitutes one's knowledge about a thing.
* How do we use constructive memory to help remember events?
First we recall a generalized schema, and then we fill in details.
* What are the two ways the schemas can affect our memory?
1. Organization, things that fit our schemas are easier to recall.
2. Distinctiveness, if information is weird it is easy to remember, if it does
not fit our schema but isn't that weird it will be hard to remember.
* What is a false memory?
A memory of something that is incorrect or did not actually occur.
* What is the misinformation effect?
Information occurring after an event becomes part of the event.
"Asking if something happened could cause people to say yes".
* What is imagination inflation?
Increased confidence in a false memory after repeated imagination of the event.
* What does the DRM procedure say w.r.t memory?
People are very likely to misremember the "critical lure" being there, which is
a word should obviously be in the list, but isn't.
* What is a recovered memory?
## Slides
* What are the 3 stages of memory?
Encoding, storage, retrieval.
* How many pieces of information can we remember in STM?
7 +/- 2
# Neuropsychology
* What are genes?
The basic units of heredity.
* What is a genotype?
The genetic makeup of an organism.
* What are chromosomes?
Structures that are lined with all the genes.
* What is behaviour genomics?
The study of DNA and how genes are related to behaviour.
* What is behaviour genetics?
The study of how genes and the environment influence behaviour.
* What is heritability?
A statistic (0-1) representing the degree to which genetic differences
contribute to individual differences.
"Having a mouth: 0"
"Tasting something: >0"
* What the study of epigenetics tell us?
That experiences and events (e.g. grooming) can change gene expression.
* What does homozygous mean?
Person has two of the same (dominant or recessive) versions of the gene.
* What does heterozygous mean?
Person has both dominant and recessive versions of a gene.
* What is intrasexual selection?
Members of the same sex compete to win the opportunity to mate.
* What is intersexual selection?
Members of one sex select a mating partner based on their traits.
* What are the 3 reasons our brains are the most powerful?
1. More folds and groves.
2. More developed frontal lobe, responsible for planning and etc...
3. Neotony, brains keep growing after birth.
* What is evolution?
A change in the frequency of genes occurring in a population over time.
* What is the relationship between red and sex?
The colour red seems to be associated with sex the most.
Women wearing red clothes are perceived to be more interested in having sex.
Culture does not influence this effect.
## 3.2
* What is the soma?
The cell body that contains the nucleus.
* What are the dendrites?
Small branches from the soma that receive messages from other cells.
* What is the axon?
A long tail that transports information in the form of electrochemical
reactions.
* What are axon terminals?
Blubs at the end of the axon that contain neurotransmitters.
* What are neurotransmitters?
Chemicals that function as messengers between neurons.
* What are sensory neurons?
Neurons that receive information from the bodily senses.
* What are motor neurons?
Neurons that carry messages from the brain to muscles.
* What is myelin?
A fatty sheath that insulates axons, and allows for increased speed and
efficiency of neural communication.
* What is the refractory period w.r.t neurons?
The brief period in which a neuron cannot fire.
* What is the synaptic cleft?
The small space separating individual nerve cells.
* How do neurons communicate intensity?
By firing at a higher rate.
* What is reuptake w.r.t neurotransmitters?
A process where neurotransmitters are reabsorbed into the axon terminals from
the synapse.
* What does gluatamate do?
Excites nervous system; memory and autonomic nervous system reactions.
* What does GABA do?
Inhibits brain activity; lowers arousal, anxiety, and excitation; facilitates sleep.
* What does actylcholine do?
Movement; attention.
* What does dopamine do?
Control of movement; reward-seeking behaviour; cognition and attention.
* What does norepinephrine do?
Memory; attention to new or important stimuli; regulation of sleep and mood.
* What does serotonin do?
Regulation of sleep, appetite, mood.
* What are agnoists and antagonists w.r.t neurotransmitters?
Drugs that enhance or inhibit neurotransmitter activity.
Either by faking it or blocking things.
* What are hormones?
Chemical secreted by the glands of the endocrine system. They do not work
immediately and instead travel in the blood.
* What is the endocrine system?
The system that controls hormones.
* What do the adrenal glands do?
Release stress hormones.
* What are endorphines?
Hormones responsible for reducing pain and inducing pleasure.
* What is testosterone?
Hormone that drives physical and sexual development and surges during sex and
threats.
* What is substance P?
A neurotransmitter involved in the experience of pain.
## 3.3
* What encompasses the central nervous system?
The brain and spinal cord.
* What is the peripheral nervous system?
The nerves that transmit information between the CNS and the rest of the body.
* What encompasses the somatic nervous system?
The nerves that are responsible for voluntary movement, and receiving sensory
input.
* What encompasses the autonomic nervous system?
The nerves responsible for regulating the activity of organs and glands.
* What encompasses the sympathetic nervous system?
The nerves responsible for the fight-or-flight response.
* What is the parasympathetic nervous system?
The nerves responsible for helping maintaining homostatic balance.
* What is the brain stem?
The top most region of the spinal cord, containing the parts (pons and