Chapter 2- Head

included in the brain stem are the: 1-Pons, 2-medulla, 3-cerebellum a) 1 and 2 b)2 and 3 c)1 and 3 d)1, 2, and 3 e) none

1 and 2

a seen on a midsagittal MRI the fourth ventricle is bordered anteriorly and posteriorly by the 1-anterior cerebellar notch 2-posterior cerebellar notch 3-pons 4-midbrain a) 1 and 2 b) 2 and 4 c) 1 and 3 d) 1 and 4

1 and 3

number of cranial bones

8

T/F White brain matter is composed of neurons without myelinated axons

False

Which of the following meningeal layers adheres to the surface of the brain? a) Dura mater b)arachnoid c)Pia Mater d) All e) none

Pia mater

T/F the final gland is located superior to the cerebellum and inferior to the selenium of the corpus callosum

True

which of the following statements is true with reference to the choroid plexus a) is manufatures cerebrospinal fluid b)the heaviest concentration would be in the collateral trigone c)it is active int he blood brain barrier d) it originates in the Pia mater e) all are true

all are true

Between which two layers of the meninges would you find cerebrospinal fluid? a)dura mater and arachnoid b) arachnoid and pia mater c) pia mater and dura mater d) it is found in the epidural space e) none

arachnoid and pia mater

the vertebral arteries join together to form the a) posterior communicating artery b)posterior cerebral artery c) common carotid artery d) basilar artery

basilar artery

The appearance of the corpus callous on axial images arranged in ta depending order immediately precedes the appearance of the a) longitudinal fissure b)body of the lateral ventricles c) frontal lobes of the cerebrum d) cerebellum

body of the lateral ventricles

which lobe of the cerebrum is medial to the sylvan fissure? a) parietal b) temporal c)frontal d)occipital e) central

central

the name for the white matter located centrally in the cerebrum is the a) corpus striatum b)basal ganglia c)cerebral nuclei d) centrum semiovale

centrum semiovale

the largest cistern in the brain is the a) cisterna magna b)cistern pontine c)quadrideminal cistern d) none

cisterna magna

which of the following is not considered part of the lentiform nucleus? a) putamen b)globus pallidus c)claustrum d)all

claustrum

the internal carotid arteries are branches of the a) common carotid arteries b) subclavian arteries c)vertebral arteries d) basilar artereis

common carotid arteries

the occipital lobes of the cerebrum are first seen on axial images at the level of the a) longitudinal fissure b) third ventricle c)corpus callosum d) vermis

corpus callosum

the temporal lobes are seen on axial images at the level of the a)dorsum sellae b)corpus callosum c)frontal lobes d) parietal lobes

dorsum sellae

the diencephalon is part of the a) forebrain b)midbrain c)hindbrain d)none

forebrain

on a sagittal image the optic chiasma would appear in the vicinity of the a) infundibulum b)pineal gland c)quadrigeminal plate d) fornix

infundibulum

on an axial CT image cross sections of the superior sagittal sinuses are seen immediately anterior and posterior to the a) transverse fissure b)body of lateral ventricles c) parietal lobes of the cerebrum d) longitudinal fissure

longitudinal fissure

the cerebral aqueduct runs through the a) forebrain b)midbrain c)hindbrain d)none

midbrain

the collateral trigone is a triangular area found in the area where which two parts of the lateral ventricles unite a) frontal horn and body b)frontal horn and occipital horn c) frontal horn and temporal horn d) occipital horn and temporal horn

occipital horn and temporal horn

on a axial image the colliculi are posterior to the penducles and anterior to the a) cerebral aqueduct b)quadrigeminal cistern c)forntal lobes d)pons

quadrigeminal cistern

the two lateral ventricles are separated by the a) septum pellucidum b)fornix c)corpus striatum d)choroid plexus

septum pellucidum

which cranial bone acts as an anchor for all the cranial bones? a) ethmoid b) sphenoid c)occipital d)parietal bones

sphenoid

which fissure separates the frontal, parietal, and temporal lobes of the cerebrum a) longitudinal b)sylvian c)transverse d) central

sylvian

which of the following is a dip of the dura mater into the transverse fissure a) fall cerebri b)fall cerebelli c)tentorium cerebelli d) none

tentorium cerebelli

as seen on coronal images, the lateral walls of the third ventricle are formed by the a) hypothalamus b)claustrum c)thalamus d)fornix

thalamus

the connecting tissue of the two hemispheres of the cerebellum is the a) corpus striatum b)centrum semiovale c)corpus callosum d) vermis

vermis