6. Blood Supply and Meninges MCQs

CHOOSE BETWEEN YES OR NO:

The atlas has the vertebral artery lying on its anterior arch.

YES OR NO

NO

CHOOSE BETWEEN YES OR NO:

The internal carotid artery enters the skull through the foramen lacerum.

YES OR NO

NO

CHOOSE BETWEEN YES OR NO:

The internal carotid artery divides into the anterior and middle cerebral arteries.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

Vertebral artery unites with opposite fellow to form basilar.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

Internal carotid artery gives branches to the spinal cord.

YES OR NO

NO

CHOOSE BETWEEN YES OR NO:

Venous sinuses are delicate blood-filled cavities lined with endothelium.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

Leptomeninx is the clinical name of dura mater.

YES OR NO

NO

CHOOSE BETWEEN YES OR NO:

Tela choroidea is pia mater, covered with ependymal cells.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

Subarachnoid space is filled with cerebrospinal fluid.

YES OR NO

YES

CHOOSE BETWEEN YES OR NO:

A. cerebri media is direct continuation of a. carotis interna.

YES OR NO

YES

CHOOSE ONE CORRECT ANSWER:

The tentorium cerebelli:

A. is a fold of endosteal dura mater

B. has the inferior sagittal venous sinus running in its free border

C. has the sigmoid venous sinus running in its attached border

D. is attached to the posterior part of the falx cerebri

D. is attached to the posterior part of the falx cerebri

CHOOSE ONE CORRECT ANSWER:

The cerebrospinal fluid:

A. passes into the subarachnoid space through holes in the roof of the fourth ventricle

B. re-enters the circulation via the lateral venous sinuses

C. contains the same amount of protein as plasma

D. passes from the third ventricle to the fourth ventricle through the interventricular foramen

A. passes into the subarachnoid space through holes in the roof of the fourth ventricle

CHOOSE ONE CORRECT ANSWER:

The inferior sagittal sinus is found in the free edge of what structure?

A. Diaphragma sellae

B. Falx cerebelli

C. Falx cerebri

D. Filum terminale

E. Tentorium cerebelli

C. Falx cerebri

CHOOSE ONE CORRECT ANSWER:

Venous sinuses in the skull are formed by:

A. arachnoidea

B. pia mater

C. lamina externa and lamina interna of the dura mater

D. lamina interna of the skull and lamina externa of the dura mater

C. lamina externa and lamina interna of the dura mater

CHOOSE ONE CORRECT ANSWER:

Plexus chorioideus:

A. represents arachnoidea embedded into dura mater

B. is composed of pia mater and ependymal cells

C. is made of dura mater covered with endothelium

D. contains a network of capillaries with discontinuous wall

E. participate in the drainage of the cerebrospinal fluid

B. is composed of pia mater and ependymal cells

CHOOSE ONE CORRECT ANSWER:

Sinus sagittalis inferior is located in the free edge:

A. diaphragma sellae

B. tentorium cerebelli

C. falx cerebri

D. falx cerebelli

E. none of these

C. falx cerebri

CHOOSE ONE CORRECT ANSWER:

From a. basilaris arises:

A. a. cerebri anterior

B. a. cerebri posterior

C. a. cerebri media

D. and a. choroidea anterior

B. a. cerebri posterior

CHOOSE ONE CORRECT ANSWER:

A. carotis interna:

A. enters the cranial cavity through the foramen magnum

B. enters the sinus cavernosus

C. gives branches for blood suply of dura mater encephali

D. joins the opposite artery to form a. Basilaris

B. enters the sinus cavernosus

CHOOSE ONE CORRECT ANSWER:

Blockage of the flow of cerebrospinal fluid (CSF) within the cerebral aqueduct (of Sylvius) normally would result in the enlargement of all of the following ventricular spaces except the:

A. Fourth ventricle

B. Interventricular foramen (of Monro)

C. Lateral ventricle

D. Third ventricle

A. Fourth ventricle

CHOOSE ONE CORRECT ANSWER:

The most likely source of blood in a patient with an epidural haemorrhage is:

A. Vertebral artery

B. Middle meningeal artery

C. Superior cerebral veins

D. Anterior cerebral artery

E. Circle of Willis

B. Middle meningeal artery

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The third ventricle:

A. communicates with the lateral ventricles through the interventricular foramina

B. communicates with the fourth ventricle by means of the cerebral (Sylvian) aqueduct

C. communicates with the subarachnoid space through holes in its roof

D. has no choroid plexus

E. is anterior to the pineal body

A. T

B. T

C. F

D. F

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The vertebral artery:

A. arises lateral to the scalenus anterior muscle

B. is posterior to the inferior thyroid artery

C. passes inferior to the anterior atlanto-occipital membrane

D. lies posterior to the lateral mass of the atlas

E. is lateral to the anterior primary ramus of the first cervical nerve.

A. F

B. T

C. F

D. T

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The lateral ventricle:

A. contains the smallest of the choroid plexuses

B. has a central part (body) which is roofed over by the corpus callosum

C. has an inferior horn which has the amygdaloid in its floor

D. has a posterior horn extending into the occipital lobe

E. lies above the head of the caudate nucleus.

A. F

B. T

C. F

D. T

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The pia mater:

A. is separated from the spinal cord by a space

B. is very vascular

C. is surrounded by cerebrospinal fluid

D. extends into the brain

E. forms the ligamenta denticulata.

A. F

B. T

C. T

D. T

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

Cerebrospinal fluid:

A. its quantity in the ventricles is about 100-150 ml

B. is produced by the arachnoid granulations

C. contain up to 10 erythrocytes in 1 ml

D. is refreshed several times a day

E. enters the venous circulation via active transport

A. T

B. F

C. F

D. T

E. T

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

A. cerebri media:

A. is a direct extension of a. carotis interna

B. separate branches of the basal nuclei of the brain

C. supplies the medial surface of the hemisphere

D. is connected with a. basilaris by a. communicans posterior

E. its branches pierce the substantia perforata posterior

A. T

B. T

C. F

D. F

E. F

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

Dura mater encephali:

A. forms a septa between parts of the brain

B. encloses spaces filled with cerebrospinal fluid

C. is well innervated

D. forms venous sinuses

E. receives blood supply mainly from branches of a. carotis interna

A. T

B. F

C. T

D. T

E. F

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

Arachnoidea mater encephali:

A. is made up of loose connective tissue

B. is well supplied with blood vessels

C. participate in the circulation of cerebrospinal fluid

D. is attached to pia mater by many trabeculae

E. is separated from dura mater with space filled with cerebrospinal fluid

A. T

B. F

C. T

D. T

E. F

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The internal carotid artery:

A. is medial to the oculomotor nerve in the cavernous sinus

B. is posterior to the optic chiasm

C. usually gives off the posterior communicating artery

D. enters the skull through the temporal bone

E. usually supplies the occipital pole of the cerebral hemisphere.

A. T

B. F

C. T

D. T

E. F

INDICATE THE FOLLOWING STATEMENTS WITH TRUE (T) OR FALSE (F):

The middle cerebral artery:

A. is the largest branch of the vertebral artery

B. supplies the occipital lobe

C. gives small branches to the corpus callosum

D. can be seen in the lateral sulcus

E. makes contact with the cerebellar artery.

A. F

B. F

C. T

D. T

E. F

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The ophthalmic artery enters the orbit through ______________.

Fissura orbitalis superior

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Barriers formed by the dura mater are:

A.

B.

C.

D.

A. Falx cerebri

B. Falx cerebelli

C. Tentorium cerebelli

D. Diaphragma sella

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The brain ventricles are:

A.

B.

C.

A. Lateral

B. Third

C. Fourth

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The following are dural sinuses:

A.

B.

C.

A. Superior

B. Inferior sagittal

C. Transverse

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The membranes that surround the brain are:

A.

B.

C.

A. Dura

B. Arachnoid

C. Pia mater

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Cerebrospinal fluid is produced by ___________________.

Choroid plexus

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The spinal cord and the brain are invested by three meningeal layers:

A.

B.

C.

A. Dura

B. Arachnoid

C. Pia mater

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Dura mater is separated from arachnoid and pia mater by a tiny gap called __________.

Subdural space

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The space between the arachnoid and pia mater is filled with ________________.

Cerebrospinal fluid

FILL THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The lateral sulcus transmits the _________________ artery.

Middle cerebral artery

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the items from both columns to get true statements:

A. internal carotid artery

B. basilar artery

C. middle cerebral artery

D. vertebral artery

E. anterior cerebral artery

1. longitudinal cerebral fissure

2. sulcus lateralis

3. sinus cavernosus

4. sulcus basilaris

5. cerebellum

A. 3

B. 4

C. 2

D. 5

E. 1

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the structures from A to E with the structures from 1 to 5:

A. Falx cerebri

B. Tentorium cerebelli

C. Internal carotid artery

D. Jugular foramen

E. Falx cerebelli

1. Sigmoid sinus

2. Superior sagittal sinus

3. Occipital sinus

4. Cavernous sinus

5. Transverse sinus

A. 2

B. 5

C. 4

D. 1

E. 3

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the arteries from A to E with these from 1 to 5:

A. internal carotid artery

B. basilar artery

C. vertebral artery

1. superior cerebellar a.

2. anterior spinal a.

3. middle cerebral a,

4. posterior cerebral a.

5. anterior cerebral a

A. 3,5

B. 1, 4

C. 2

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the structures from A to E with the structures from 1 to 5:

A. dura mater encephali

B. arachnoidea encephali

C. pia mater encephali

D. subdural space

E. subarachnoid space

1. arachnoid granulations

2. choroid plexus

3. cerebrospinal fluid

4. tentorium cerebelli

5. serous fluid

A. 4

B. 1

C. 2

D. 5

E. 3