unit 3

Question 1

the central fissue is also known as

Answer 1

central sulcus

Question 2

which fissure separates the frontal lobe from the parietal lobe

Answer 2

central fissure

Question 3

which gyrus is located anterior to the central fissure

Answer 3

pre - central gyrus

Question 4

what fissure is a landmark separating the pre central gyrus from the post central gyrus

Answer 4

central fissure

Question 5

which cerebral structure contains the post- central gyrus

Answer 5

parietal lobe

Question 6

what major vein is located within the longitudinal fissure

Answer 6

superior sagittal sinus

Question 7

what structure divides the brain into the right and left hemispheres

Answer 7

longitudinal fissure

Question 8

which gyrus is located posteriorly to the central fissure

Answer 8

post- central gyrus

Question 9

which fissure separates the frontal & parietal lobes from the temporal lobe

Answer 9

lateral fissure

Question 10

the groove that separates the frontal lobe from the temporal lobe

Answer 10

lateral fissure

Question 11

the falx cerebri is found within which anatomical feature

Answer 11

longitudinal fissure

Question 12

what term describes the outermost portion of the cerebrum

Answer 12

cerebral cortex

Question 13

the temporal lobes are bounded superiorly by which fissure

Answer 13

lateral fissure

Question 14

the cerebellum is positioned below what structure

Answer 14

tentorium

Question 15

which brain stem structure is located inferior to the midbrain and superior to the medulla oblongata

Answer 15

pons

Question 16

the midbrain adjoins which structure superiorly

Answer 16

thalamus

Question 17

the pons is primarily recognized by its

Answer 17

semi - spherical shape

Question 18

the brainstem is the origin for how many cranial nerves

Answer 18

10

Question 19

the medulla oblongata continues as what structure below the foramen magnum

Answer 19

spinal cord

Question 20

what cerebral spinal fluid (CSF) passage traverses the midbrain

Answer 20

cerebral aqueduct

Question 21

the hypothalamus connects to which part of the pituitary gland

Answer 21

posterior lobe

Question 22

the pituitary gland is located in which bone

Answer 22

sphenoid bone

Question 23

the pineal gland is primarily associated with what brian structure

Answer 23

epithalamus

Question 24

the epithalamus includes what endocrine structure

Answer 24

pineal gland

Question 25

what structure forms part of the lateral wall of the third ventricle

Answer 25

thalamus

Question 26

the diencephalon is located between which two brain structures

Answer 26

lateral ventricles and midbrain

Question 27

the thalamus contributes to the formation of what brain structure’s wall

Answer 27

third ventricle

Question 28

the hypothalamus is involved in connecting to the pituitary gland through which structure

Answer 28

infundibulum

Question 29

the hypothalamus is involved in connecting to the pituitary gland through which structure

Answer 29

infundibulum

Question 30

what structure is responsible for circulating CSF around the surface of the brain

Answer 30

subarachnoid space

Question 31

the cerebral aqueduct connects which two ventricles

Answer 31

third and fourth ventricle

Question 32

what are the widened areas within the subarachnoid space called

Answer 32

basal cisterns

Question 33

the subarachnoid space is filled with what fluid

Answer 33

CSF cerebral spinal fluid

Question 34

what is the function of the median aperture

Answer 34

connects the fourth ventricle to the subarachnoid space

Question 35

the falx cerebri separates which parts of the brain

Answer 35

two hemispheres of the cerebrum

Question 36

which meningeal layer is highly vascular and attached directly to the surface of the brain

Answer 36

pia mater

Question 37

the term “falx” is meningeal extensions refers to

Answer 37

a fold or partition

Question 38

the space located below the dura mater is known as

Answer 38

subdural space

Question 39

the falx cerebri extends into which brain structure

Answer 39

longitudinal fissure

Question 40

the dura maters extension that forms a tent like fold between the cerebrum and cerebellum is called

Answer 40

tentorium cerebelli

Question 41

the diaphragma sellae covers which bony structure

Answer 41

sella turcica

Question 42

the circle of willis is an anastomosis that supplies blood to what organ

Answer 42

brain

Question 43

the posterior cerebral arteries (PCA) are branches of what artery

Answer 43

basilar artery

Question 44

function of the circle of willis

Answer 44

provide collateral circulation for the brain

Question 45

the function of the anterior communicating artery (ACOM)

Answer 45

join the anterior cerebral arteries

Question 46

the middle cerebral arteries (MCA) supply blood to which part of the brain

Answer 46

lateral aspect

Question 47

the circle of willis provides blood to the brain through which type of arterial network

Answer 47

anastomosis

Question 48

which artery provides blood supply to the anterior and medial regions of the brain

Answer 48

anterior cerebral arteries

Question 49

the basilar artery is formed by the union of which two arteries

Answer 49

two vertebral arteries

Question 50

the straight sinus is formed by the junction of which two structures

Answer 50

inferior sagittal sinus and great cerebral vein

Question 51

the inferior sagittal sinus is located along which fissure

Answer 51

longitudinal fissure

Question 52

which venous pathway in the brain is a large venous cavity lying between the two dural layers of the falx cerebri

Answer 52

superior sagittal sinus

Question 53

the superior sagittal sinus empties into

Answer 53

the confluence of sinuses

Question 54

the sigmoid sinuses are named for their

Answer 54

shape resembling a “S”

Question 55

the inferior sagittal sinus is located along which fissure

Answer 55

longitudinal fissure

Question 56

the anterior cerebral arteries (ACA) branch off from which arteries

Answer 56

internal carotid arteries

Question 57

which arteries join the posterior cerebral arteries with the internal carotid arteries

Answer 57

posterior communicating arteries (PCOM)