test 1- brain

Question 1

brain divided into 4 parts

Answer 1

1. cerebellum
2. cerebrum
3. diencephalon
4. brain stem

Question 2

cerebrum contains

Answer 2

• frontal lobe
• parietal lobe
• temporal lobe
• occipital lobe
• insula

Question 3

anterior to central sulcus

Answer 3

FRONTAL LOBE

Question 4

posterior to the central sulcus

Answer 4

pareital lobe

Question 5

inferior to lateral sulcus

Answer 5

temporal lobe

Question 6

precentral sulcus is ___ to central sulcus

Answer 6

anterior

Question 7

precentral gyrus is ____

Answer 7

ridge on anterior side of central sulcus

Question 8

Diencephalon consists of

Answer 8

• thalamus
• hypothalamus
• epithalamus

Question 9

midbrain, pons, and medulla oblongata are part of

Answer 9

brain stem

Question 10

importance of choroid plexus

Answer 10

produces CSF

Question 11

joins the L&R hemispheres of brain

Answer 11

corpus callosum

Question 12

separate the anterior horns of the lateral ventricles

Answer 12

septum pellucidum

Question 13

choroid plexus found in ____ventricle(s)

Answer 13

roof of third & 4th

Question 14

cerebral aqueduct connects

Answer 14

third and 4th ventricle

Question 15

the ___ connects the 2 thalami and crosses through the 3rd ventricle

Answer 15

interthalamic adhesion

Question 16

3 arches from aorta

Answer 16

1. brachiocephalic
2. Left common carotid artery
3. left subclavian artery

Question 17

first branch of aorta

Answer 17

brachiocephalic

Question 18

second branch of aorta

Answer 18

left common carotid

Question 19

third branch of aorta

Answer 19

left subclavian

Question 20

branch of aorta on right side

Answer 20

brachiocephalic

Question 21

most common variant seen with aortic branches

Answer 21

L. Common Carotid Artery originating from brachiocephalic (innominate) artery

Question 22

the ___ common carotid artery arise directly from aorta and is commonly longer then the __ common carotid artery

Answer 22

left

right

Question 23

right common carotid artery originates from

Answer 23

brachiocephalic artery

Question 24

common carotid arteries ascend the ___ neck ___ to the IJV

Answer 24

anterolateral

medial

Question 25

CCA, IJV and vagus nerve enclosed in connective tissue called ____

Answer 25

carotid sheath

Question 26

CCA terminates at ____

Answer 26

the bifurcation

Question 27

CCA Bifurcate occurs at the upper border of the ___ cartilage into internal (ICA)and external carotid arteries (ECA)

Answer 27

thyroid

Question 28

t/f: internal carotid artery branches outside of skull

Answer 28

false

Question 29

External common carotid artery usually lies ____ to ICA, as it ascends courses postrolaterally

Answer 29

anteromedial

Question 30

what level does the ECA originate

Answer 30

midcervical

Question 31

T/F: external carotid artery supply the brain

Answer 31

false

Question 32

what does the external carotid artery supply

Answer 32

face

Question 33

ECA branches commonly seen on US

Answer 33

1. superior thyroid | 2. facial

Question 34

___ carotid artery is usually larger than ___ carotid artery

Answer 34

internal | external

Question 35

internal carotid artery is located ___ to ECA

Answer 35

lateral

Question 36

Carotid bulb is slight dilation of the ___ cervical ICA

Answer 36

proximal

Question 37

ICA becomes ___ after enters the skull

Answer 37

intracranial

Question 38

ICA gives rise to____ artery which in turn gives rise to branches that anastomose with ECA branches

Answer 38

ophthalmic

Question 39

____ ICA may become tortuous, coiled or kinked with ___ or progressive a disease

Answer 39

cervical | age

Question 40

vertebral arteries arise from

Answer 40

subclavian, occasionally directly from aorta arch

Question 41

t/f: vertebral arteries are usually symmetric

Answer 41

false

Question 42

Asymmetric in about 75% of cases, ___ vertebral typically dominant

Answer 42

left

Question 43

vertebral artery ascends neck through ___ ___ of cervical vertebrae

Answer 43

transverse process

Question 44

Enter skull through foramen magnum

Answer 44

vertebral artery

Question 45

vertebral arteries join intracranially to form

Answer 45

basilar

Question 46

Portion of the intracranial that forms two curves (S shape) intracranially

Answer 46

Carotid siphon

Question 47

first branch of intracranial artery

Answer 47

ophthalmic

Question 48

ophthalmic artery Courses anterior laterally through the ___ foramen

Answer 48

optic

Question 49

what intracranial artery is Important in collateral pathways

Answer 49

ophthalmic

Question 50

The joining area of several arteries at the bottom (inferior) side of the brain to provide a collateral blood flow between the anterior and posterior arterial systems of the brain.

Answer 50

circle of willis

Question 51

The larger terminal branch of ICA

Answer 51

MCA (middle cerebral artery)

Question 52

THE MCA ___ or ___ travels in the Sylvain fissure

Answer 52

bifurcated or trifurcates

Question 53

MCA is divided into __ branches

Answer 53

4

Question 54

frequent site of aneurysm formation

Answer 54

anterior communicating artery

Question 55

Posterior cerebral artery originate from

Answer 55

basilar

Question 56

PCA joins __ to ___

Answer 56

Posterior cerebral artery | internal carotid artery

Question 57

Terminates by dividing into paired PCAs (Posterior Cerebral Arteries)

Answer 57

basilar