brain features

Question 1

primary motor cortex function + location

Answer 1

-precentral gyrus (frontal lobe)
-signals to direct movement of the body

Question 2

prefrontal cortex function + location

Answer 2

-frontal lobe
-personality, intellect, judgment, and reasoning

Question 3

premotor area location + function

Answer 3

-frontal lobe
-learned, complex motor skills

Question 4

primary sensory cortex location and function

Answer 4

-postcentral gyrus (parietal lobe)
-receive sensory info (pain temperature, proprioception)

Question 5

primary auditory cortex location and function

Answer 5

-temporal lobe
-integrating + processing auditory signals

Question 6

primary visual cortex location and function

Answer 6

-occipital lobe
-receive + integrate visual info

Question 7

somatosensory area + common integrative area location and function

Answer 7

-parietal lobe
-story of sensory info (texture)

Question 8

cerebellum function

Answer 8

locomotion, movement, balance

Question 9

brainstem function

Answer 9

controls autonomic body functions - breathing, heart rate

Question 10

midbrain function

Answer 10

eye movements, auditory + visual processing

Question 11

pons function

Answer 11

autonomic control of sleep wake cycle and breathing

Question 12

medulla function

Answer 12

autonomic control of breathing + heart rate

Question 13

meninges functions

Answer 13

-protection
-physical stability
-shock absorption for spinal cord

Question 14

what is within the subarachnoid space

Answer 14

cerebral spinal fluid + cerebral blood vessels

Question 15

falx cerebri function

Answer 15

separates left and right hemispheres

Question 16

tentorium cerebelli function

Answer 16

separates occipital lobe from cerebellum

Question 17

falx cerebelli function

Answer 17

separates cerebellar hemispheres

Question 18

dural venous sinuses location and function

Answer 18

-form in margins of meningeal folds
-drain venous blood from skull through jugular vein

Question 19

basal ganglia function

Answer 19

coordinated movement
-initiate movement
-speed + accuracy of movement
-direction of movement

Question 20

what is gray matter comprised of

Answer 20

neuron cells bodies + dendrites

Question 21

what is white matter comprised of

Answer 21

white fibres - myelinated axons of neurons

Question 22

thalamus function

Answer 22

-major relay nuclei for sensory + motor
-relays almost all sensory input to corresponding region of cerebral cortex
-crude touch, pain, temperature, pressure

Question 23

hypothalamus function

Answer 23

-maintains homeostasis (pituitary gland)
-integrating centre for CNS
-mediates visceral responses to emotional states

Question 24

medial geniculate of thalamus function

Answer 24

auditory system

Question 25

lateral geniculate of thalamus function

Answer 25

visual system

Question 26

ventral posterior nucleus of thalamus function

Answer 26

pain, temperature, touch

Question 27

ventricular system function

Answer 27

formation + transportation of CSF through brain

Question 28

what forms CSF in the ventricles

Answer 28

choroid plexus

Question 29

CSF