Psychology chapter 3/4 - biological basis

Question 1

Sensory nerves, input, so affect the brain are ..

Answer 1

afferent

Question 2

Motor nerves, output, exit the brain are …

Answer 2

efferent

Question 3

nervous system

Answer 3

nerves, fast

Question 4

endocrine system

Answer 4

hormones, slow

Question 5

what is the cause of stress response, and name 2 consequences

Answer 5

stress is caused by hormones
- increase blood pressure
- increase heart rate

Question 6

Left hemisphere functions

Answer 6

• Motor control of right side of the body
• Logical / analytical
• Language/ verbal

Question 7

Right hemisphere functions

Answer 7

• Motor control of the left side of the body
• Creative / artistic
• Spatial & pattern sense

Question 8

Corpus collosum function

Answer 8

connects 2 hemispheres, allows communication between the 2

Question 9

In which lobe is the primary motor cortex?

Answer 9

frontal lobe.

Question 10

In which lobe in the primary somasensory cortex?

Answer 10

parietal lobe

Question 11

frontal lobe is important for

Answer 11

movement

Question 12

parietal lobe is important for

Answer 12

attention

Question 13

occipital lobe is important for

Answer 13

vision

Question 14

temporal lobe is important for

Answer 14

hearing

Question 15

Wernicka area

Answer 15

Allows you to understand language / give meaning to words

Question 16

Broca area

Answer 16

Allows speech.
So form words

Question 17

Hypothalamus is important for

Answer 17

• Homeostasis
• Motivated behaviour
• 4fs, fight, flight, fear, fawn

Question 18

Thalamus is important for

Answer 18

Sensory input
NOT PART OF LIMBIC SYSTEM

Question 19

HippoCampus is important for

Answer 19

Long term memories

Question 20

Amygdala is important for

Answer 20

Fear response

Question 21

Olfactory bulb is important for

Answer 21

smell

Question 22

What 4 things does the hind brain (small brain) consist of

Answer 22

Cerrebellum, pons, medulla, reticular formation

Question 23

Cerrebelum is important for

Answer 23

Coordination, attention, balance

Question 24

Pons is important for

Answer 24

Coordination

Question 25

Medulla is important for

Answer 25

breating, upride positions

Question 26

Reticular formation is important for

Answer 26

sleep / arousel

Question 27

resting potential mV

Answer 27

-70 mV,
Potential is changed by ions
(NA+,CL-, K+) moving in and out

Question 28

action potential

Answer 28

depolarization

Question 29

resting potential SALTY BANANA

Answer 29

polarization

Question 30

importance refractary period

Answer 30

helps the flow (of ions?) to go in the right direction ( prevents backflow)

Question 31

all or non law

Answer 31

neurons either fire, or they dont

Question 32

acetylcholine (neurotransmitter)

Answer 32

Motor control, learning, memory, sleeping, dreaming

Question 33

Norepinephrine (neurotransmitter, monoamines)

Answer 33

Arousal / vigilance, eating

Question 34

dopamine (neurotransmitter, monoamines)

Answer 34

Pleasure / reward, motor control

Question 35

serotonine (neurotransmitter, monoamines)

Answer 35

mood regulation

Question 36

gaba (neurotransmitter, amino acid)

Answer 36

inhibition of action potential

Question 37

glutamate (neurotransmitter, amino acid)

Answer 37

Enhancement of action potentials; learning & memory

Question 38

exititory (neurotransmitter)

Answer 38

sodium goes in

Question 39

inhibitory (neurotransmitter)

Answer 39

sodium goes out