Test corrections orange/blue/green

Question 1

when photoreceptors and bipolar cells are stimulated what happens

Answer 1

they vary their voltage

Question 2

what do retinol ganglion cells vary

Answer 2

spike rate

Question 3

what do retinol ganglion cells cross through

Answer 3

optic chiasm

Question 4

what do retinol ganglion cells ascend to

Answer 4

dorsal geniculate nucelus on opposite side of the brain

Question 5

simple cells responds best to

Answer 5

stationary line in correct orientation - have inhibitory and excitatory areas

Question 6

where does the ventral stream do down to

Answer 6

inferior temporal lobe

Question 7

where does the dorsal stream go up to

Answer 7

posterior parietal lobe

Question 8

what do lesions to the parietal lobe cause

Answer 8

optic ataxia

Question 9

what is optic ataxia

Answer 9

deficits in visually guided reaching but intact visual function

Question 10

where is the samatosensory cortex

Answer 10

in the parietal lobe just before the central sulci

Question 11

what is hemispatial neglect

Answer 11

impaired field contralateral to brain lesion, but no damage to visual system

Question 12

people in the stroop task with damage to their frontal lobe

Answer 12

cannot ignore word, say this instead of colour

Question 13

base pairings

Answer 13

A-T G-C

Question 14

what is tuners syndrome

Answer 14

XO karyotype, short, infertile, low IQ - under developed ovaries

Question 15

neuronal circuit involved in producing facial expressions

Answer 15

corticospinal system + pyramidal tract

Question 16

James-lange theory of emotion

Answer 16

physiological response comes first before emotion

criticised people with spinal cord injury still feel emotion

Question 17

Cannon-bard theory of emotion critisism

Answer 17

feel emotions, then physiological response

force smile = feelings of happiness

Question 18

what emotion is the amygdala involved in

Answer 18

fear

Question 19

what does the hippocampus project to via the fornix

Answer 19

hypothalamus

Question 20

hypothalamus function

Answer 20

link endocrine system to nervous system via the pituitary gland

Question 21

lesions to the ventromedial prefrontal cortex ….

Answer 21

performed badly on lowa gambling task

Question 22

what is the best way to understand behaviour

Answer 22

understand its useful functions to an organism

Question 23

sleep deprived humans

Answer 23

sleep longer for a few nights

Question 24

what does the stimulation of the reticular formation do in sleeping cats

Answer 24

cause them to wake up

Question 25

where does the mesolimbic pathway start

Answer 25

ventral tegmental area

Question 26

where does the mesolimbic pathway end

Answer 26

nucelus accumbens and amugdala

Question 27

what is the mesolimbic pathway

Answer 27

dopaminergic reward pathway connects midbrain to nucleus accumbens

Question 28

what is nucleus accumbens function

Answer 28

central role in reward circuit

Question 29

what is amphetamine to dopamine

Answer 29

stimulant, dopamine agonist

Question 30

what does dopamine do to Sz

Answer 30

induces positive symptoms of Sz

Question 31

what is the seasonality effect

Answer 31

increase in Sz born late winter early spring