brain lab

Question 1

whats commisural fibres, association fibres, projection fibres

Answer 1

connects left and right side of brain (eg: corpus callosum)
connects front and back
(arcuate fasiculus)
connects up and down
(internal capsule)

Question 2

whats lateral ventricle

Answer 2

has choroid plexus to produce csf

Question 3

function of cingulate gyrus

Answer 3

above the corpus callosum and processes and regulates emotions

Question 4

what does oculomotor nerve do

Answer 4

moves eyes

Question 5

what are cerebral peduncles

Answer 5

part of midbrain and are vital for transmitting motor and sensory information between the brain and spinal cord

Question 6

whats cerebral aquaduct

Answer 6

connects 3rd and 4th ventricles and allows csf to flow

Question 7

whats calcarine sulcus

Answer 7

contains primary visual cortex

Question 8

thalamus function

Answer 8

filters out uneccessary info to cortex and gets info from periphery

Question 9

what are the 2 colliculi

Answer 9

superior - sight reflex
inferior - sound reflex

Question 10

what part of brain does ipsilateral control

Answer 10

cerebellum (controls one side of body)

Question 11

whats in hindbrain

Answer 11

cerebellum, pons, medulla

Question 12

whats in midbrain

Answer 12

colliculi, cerebral aquaduct, cerebral peduncles

Question 13

whats in brainstem

Answer 13

midbrain + pons + medulla. For information passing between the brain and the spinal cord

Question 14

what only occurs in dominant hemisphere (language associated)

Answer 14

exners - controls hand for writing
brocas area
wernickes area
smagla and agla

Question 15

whats grey matter

Answer 15

where cell bodies of neurons are (where neurons synapse)

all basal ganglia is grey matter

Question 16

whats white matter

Answer 16

myelinated axons bringing messages away from cell bodies

Question 17

whats part of forebrain

Answer 17

Diencephalon, Cerebral Cortex, Basal Ganglia, 3rd vent, internal capsule