Random Qs

Question 1

What lies directly above the tentorium?

Answer 1

The occipital lobe

Question 2

What vessel(s) serve(s) the primary somatosensory cortex?”

Answer 2

Both the anterior and middle cerebral arteries

Question 3

Sudden occlusion of which artery, near its origin, will produce the most devastating effects?
A. The anterior cerebral artery.
B. The middle cerebral artery of the dominant hemisphere.
C. The middle cerebral artery of the nondominant hemisphere.
D. The posterior cerebral artery of the dominant hemisphere.
E. The posterior cerebral artery of the nondominant hemisphere.

Answer 3

B as it supplies the:
somatosensory cortex 
The motor cortex 
Speech centres in the frontal, parietal and temporal areas
Auditory cortex

Question 4

Which artery serves the Broca’s area and the Wernicke’s area?

Answer 4

The muddle cerebral artery

Question 5

What vessel supplies the primary auditory cortex

Answer 5

The middle cerebral artery

Question 6

Where is the primary auditory cortex located?

Answer 6

Located on the transverse gurus of heschl

Question 7

What vessel(s) serve(s) the primary motor cortex?

Answer 7

Both the anterior and middle cerebral arteries

Question 8

Where is the primary visual cortex located?

Answer 8

In the occipital lobe

On either sides of the calcarine fissure

Question 9

What is the primary visual cortex vascularised by?

Answer 9

Branches of the posterior cerebral artery

Question 10

What area of the brain does speech comprehension depend on?

Answer 10

Wernicke’s area of the superior temporal gyri

Question 11

Occlusion of the right middle cerebral artery will likely result in:
A. Decreased sensation on the left arm and hand.
B. Decreased motor control of the left arm and hand.
C. Decreased speech comprehension (receptive aphasia).
D. A and B.
E. A, B and C.

Answer 11

D

Question 12

Obstruction of the cerebral aqueduct would result in dilation of which of the following?
 	A. 	Lateral ventricles
 	B. 	Third ventricle
 	C. 	Fourth ventricle
 	D. 	A and B
 	E. 	A, B, and C

Answer 12

D

Question 13

What is the 4th ventricle Bordered by?

Answer 13

The pons, medulla and cerebellum

Question 14

The corpus callosum is usually considered a:
 	A. 	Decussation.
 	B. 	Commissure.
 	C. 	Tract.
 	D. 	Funiculus.
 	E. 	Fasciculus.

Answer 14

B

A great commissure of the brain

Question 15

Does the CNS have lymph vessels?

Answer 15

No

Question 16

What do the arachnoid granulation do?

Answer 16

They transfer CSF from the subarachnoid space into dural sinuses

Question 17

What is infection in the meninges called?

Answer 17

meningitis

Question 18

What does the ventricular system represent?
 	A. 	Neural tube.
 	B. 	Neural canal.
 	C. 	Neuropore.
 	D. 	Rathke's pouch.

Answer 18

B

Question 19

What is Cerebrospinal fluid is produced by?

Answer 19

Choroid plexus cells

Question 20

Which regions of the brain are associated with the IV ventricle?

Answer 20

Pons and Medulla and Cerebellum

Question 21

Obstruction of the cerebral aqueduct would result in dilation of which of the following?
 	A. 	Lateral ventricles
 	B. 	Third ventricle
 	C. 	Fourth ventricle
 	D. 	A and B
 	E. 	A, B, and C

Answer 21

D

Question 22

The spinal nerves consist of ventral and dorsal roots. Where are the cell bodies of the axons in each root?
A. Ventral and dorsal root cell bodies are in ganglia, (clusters of cell bodies outside the CNS).
B. Ventral and dorsal root cell bodies are in the gray matter of the cord.
C. Ventral root cell bodies are in the gray matter of the spinal cord and dorsal root cell bodies are in ganglia.
D. Ventral root cell bodies are in ganglia and dorsal root cell bodies are in the gray matter of the spinal cord.

Answer 22

C

Question 23

How do the meninges cover the spinal cord?

Answer 23

The dura, arachnoid, and pia all cover the spinal cord; the dura and arachnoid are tightly connected with each other.

Question 24

What are the denticulate ligaments?

Answer 24

Collage OJ’s ligaments produced by the spinal pia that anchor it to the dura

Question 25

Where do axons from the hypoglossal nucleus exit the medulla?

Answer 25

Between the pyramid and the olive.

Question 26

Changes in personality and judgment are often associated with a \_\_\_\_\_lesion.
A. Frontal lobe 
B. Parietal lobe 
C. Broca’s area 
D. Wernicke’s area

Answer 26

A

Question 27

Changes in motor aphasia are often associated with a _______ lesion.

Answer 27

Broca’s area

Question 28

Changes in sensory aphasia are often associated with a _______ lesion.

Answer 28

Wenicke’s area

Question 29

Which of the following arteries supplies Broca’s area?

Answer 29

The middle cerebral artery

Question 30

Which of the following arteries if ruptured can cause an oculomotor palsy?

Answer 30

Posterior cerebral cortex