Brain Blood Supply

Question 1

Purpose of sulci and fissues

Answer 1

increases surface area which increases connectiity

Question 2

longitudinal fissure

Answer 2

between right and left cerebral hemispheres

Question 3

corpus callosum

Answer 3

connects cerebral hemispheres

Question 4

lateral fissure

Answer 4

lateral surface of cerebral hemisphers, between cerebral hemispheres and temporal lobe

Question 5

transverse fissue

Answer 5

between cerebral cortex and cerebellum

Question 6

where is the great vein of galen located

Answer 6

on top of cerebellum near transverse fissue

Question 7

main functino o ffrontal lobe

Answer 7

motor, goal-oriented, motivation, language, higher reasoning

Question 8

main function of parietal lobe

Answer 8

somatosensory cortex

Question 9

main functino of temporal lobe

Answer 9

primary auditory cortex

Question 10

main functino of occipital lobe

Answer 10

visual cortex

Question 11

lateral sulcus

Answer 11

separates frontal from parietal and temporal loves

Question 12

central sulcus

Answer 12

separates frontal and parietal lobes

Question 13

precentral gyrus function

Answer 13

motor

Question 14

postcentral gyrus function

Answer 14

sensory

Question 15

where is calcarine sulcus located

Answer 15

within occipital lobe

Question 16

functino of calcarine sulcus

Answer 16

primary visual cortex

Question 17

where is insula

Answer 17

see by peeling apart lateral fissure and looking beneath frontal and temporal lobes

Question 18

functino of insula

Answer 18

visceral (gut sense)

Question 19

what is the limbic lobe consist of

Answer 19

cingulate gyrus
uncus
parahippocampal gyrus

Question 20

ganglia

Answer 20

cell body outside of CNS

Question 21

nuclei

Answer 21

cell body in the CNS

Question 22

basal nuclei

Answer 22

collections of nuclei in cerebral cortex involved with motor functions

Question 23

diencephalon

Answer 23

collection of nuclei in a central position in brain

Question 24

thalamus

Answer 24

relays sensory information

Question 25

hypothalamus

Answer 25

connects CNS with endocrine system

Question 26

subthalamus

Answer 26

motor function

Question 27

epithalamus (pineal gland)

Answer 27

circadian rhythm, day/night cycle, melatonin relase

Question 28

hippocampus and amygdala is part of _____

Answer 28

limbic system

Question 29

function o fhippocampus

Answer 29

memory, spatial navigation

Question 30

function of amygdala

Answer 30

survival (fear, aggression)

Question 31

what are the 2 hemispheres of the cerebellum separated by

Answer 31

vermis

Question 32

function of cerebellum

Answer 32

motor, balance

Question 33

functino of pyramids

Answer 33

motor tracts

Question 34

what is the 4th ventricle

Answer 34

space behind superior cerebellar peduncles

Question 35

function of superior colliculi

Answer 35

visual

Question 36

function of inferior colliculi

Answer 36

aduitory

Question 37

what does MOST of the brains anterial supply

Answer 37

anterior circulation

Question 38

what is the first branch of the internal carotid

Answer 38

opthalmic a

Question 39

where is anterior cerebral a located

Answer 39

runs in longitudinal fissure over corpus callosum

Question 40

what does anterior cerebral a supply

Answer 40

medial aspect of brain, but not the occipital lobe

Question 41

where is internal carotid located

Answer 41

near lateral fissure

Question 42

where is the middle cerebral a located

Answer 42

runs in lateral fissure

Question 43

what does middle cerebral a supply

Answer 43

insulia

Question 44

what does superior middle cerebral supply

Answer 44

frontal and parietal lobe

Question 45

what does inferior middle cerebral supply

Answer 45

temporal and pariteal lbe

Question 46

watershead territories

Answer 46

regions at border of regino supplied by middle cerebral a in which anterior and middle crebral a anastomose by tiny capillaries

Question 47

what branches does the vertbral a give off

Answer 47

anterior spinal a posterior spinal a PICA

Question 48

what does anterior spinal a supply

Answer 48

spinal cord parts of brainsteam

Question 49

what branches does the basiliar a give off

Answer 49

pontine AICA superior cerebellar posterior cerebellar (terminal branch)

Question 50

what does the posterior cerebral a supply

Answer 50

inferior temporal lobe and medial occipital lobe

Question 51

where is teh calcarine branch of posteiror cerebral a located

Answer 51

near visual cortex

Question 52

basal beins of rosenthal

Answer 52

drains venous blood around brainstem

Question 53

superior anastomotic vein of trolard adn inferior anastomotic vein of labbe functino

Answer 53

aid in draining blood from brain surface

Question 54

bridging veins

Answer 54

locatedunder superior sagittal sinus. help connect the anastomotic veins. likely to rip under dura