2. Brain Stem MCQs

CHOOSE BETWEEN YES AND NO:

The pons connects with the cerebellum through pedunculus cerebellaris medius:

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

The basilar part of the pons is made of fibers only.

YES OR NO

NO

CHOOSE BETWEEN YES AND NO:

Within the pons tegmentum are located the nuclei of the cranial nerves IX, X and XI.

YES OR NO

NO

CHOOSE BETWEEN YES AND NO:

The roots of XII cranial nerve appear in the retroolivary sulcus.

YES OR NO

NO

CHOOSE BETWEEN YES AND NO:

The midbrain is delineated from the diencephalon by the optic tracts

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

The nucli of the caudal colliculus are relay station in the auditory pathway.

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

CN VI (abducens) appears in the interpeduncular fossa.

YES OR NO

NO

CHOOSE BETWEEN YES AND NO:

The brainstem contains reflex centers for respiration and cardiovascual control.

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

Substantia nigra is part of the pyramid system.

YES OR NO

NO

CHOOSE ONE CORRECT ANSWER:

The following structures are found in the opened part of the dorsal surface of medulla oblongata:

A. Pyramidal decussation

B. Olive

C. Vagal trigone

D. Facial colliculus

E. Gracile tubercle

C. Vagal trigone

CHOOSE ONE CORRECT ANSWER:

Breathing centers accessory to the medulla oblongata are located in which brain area?

A. cerebellum

B. pons

C. hypothalamus

D. midbrain

B. pons

CHOOSE ONE CORRECT ANSWER:

The brain stem includes all of the following except:

A. medulla

B. pons

C. midbrain

D. cerebral cortex

D. cerebral cortex

CHOOSE ONE CORRECT ANSWER:

The area that coordinates visual reflexes is the:

A. cerebellum

B. superior colliculus

C. inferior colliculus

D. cerebral peduncles

B. superior colliculus

CHOOSE ONE CORRECT ANSWER:

How many of the pairs of cranial nerves originate from the brain stem?

A. Ten

B. All of them arise from the brain stem

C. Two

D. None of them arise from the brain stem

E. One

A. Ten

CHOOSE ONE CORRECT ANSWER:

Which of the following IS NOT a medullary vital center?

A. blood pressure

B. cardiac

C. vasomotor

D. respiratory

A. blood pressure

CHOOSE ONE CORRECT ANSWER:

Three nuclei within the medulla oblongata function as vital centres for controlling heart rate, blood pressure, and _______________.

A. rate and depth of breathing

B. emotions

C. body temperature

D. water and electrolyte balance

A. rate and depth of breathing

CHOOSE ONE CORRECT ANSWER:

The centers that control vital visceral activities are located within the _______ area of the brain:

A. hypothalamus

B. cerebral cortex

C. pons

D. medulla oblongata

D. medulla oblongata

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

In the floor of the fourth ventricle:

A. the trigonum vagi is at the inferior angle next to the midline

B. the facial colliculus is next to the midline in its upper half

C. the vestibular area is adjacent to the lateral angle

D. the trigonum hypoglossi is lateral to the trigonum vagi

E. the abducent nucleus lies deep to the facial colliculus.

A. F

B. T

C. T

D. F

E. T

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

The following structures are found in the midbrain:

A. the substantia nigra

B. the superior colliculi (corpora quadrigemina)

C. the motor nucleus of the trigeminal nerve

D. the nucleus of the abducent nerve

E. the decussation of the superior cerebellar peduncles

A. T

B. T

C. F

D. F

E. T

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

The following nuclei are found in the pons:

A. the facial nucleus

B. the oculomotor nucleus

C. the descending or spinal nucleus of the trigeminal nerve

D. the abducent nucleus

E. the inferior salivary nucleus

A. T

B. F

C. T

D. T

E. F

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

In the medulla oblongata:

A. the olive lies between the pyramid and the inferior cerebellar peduncle

B. the vagus nerve emerges between the pyramid and the olive

C. the decussation of the pyramids in found in the posterior median sulcus

D. the gracile tubercle lies posteriorly next to the midline

E. the spinal nucleus of the trigeminal nerve lies dorsilaterally.

A. T

B. F

C. F

D. T

E. T

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

The pyramid of the hind brain:

A. is medial to the roots of the hypoglossal nerve

B. is medial to the olive

C. consists mainly of descending fibres

D. consists of fibres all of which decussate in the medulla oblongata

E. consists of fibres all of whose cells bodies are in the precentral gyrus of the cerebral hemispheres

A. T

B. T

C. T

D. F

E. F

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

The pons:

A. contains nuclei whose neurones have fibres which go to the cerebellum

B. contains nuclei which connect the cerebral cortex with the cerebellar cortex

C. lies on the basilar part of the occipital bone

D. is anterior to the basilar artery

E. is superior to the emerging facial nerve

A. T

B. T

C. T

D. F

E. T

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

The pons:

A. has the trigeminal nerve emerging from its superior border

B. contains in its anterior (basilar) part the nuclei pontis

C. contains in its anterior part the pyramidal (corticospinal) tracts

D. is connected to the cerebellum by the superior cerebellar peduncle

E. contains the upward continuation of the medial lemniscus

A. F

B. T

C. T

D. F

E. T

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

The following are found in the midbrain:

A. the nucleus of the oculomotor nerve

B. the tectospinal tract

C. the medial longitudinal bundle

D. the superior salivary nucleus

E. the nucleus of the tractus solitarius

A. T

B. T

C. T

D. F

E. F

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The border between medulla oblongata and pons on the ventral surface of brain is _________.

Sulcus bulbopontinus

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The pons connects with the cerebellum via ___________.

Middle cerebellar peduncle

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The cranial nerves appearing in sulcus bulbopontinus are:

A.

B.

C.

A. N. abducens

B. N. facialis

C. N. vestibulocochlearis

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The cranial nerves nuclei located in the tegmentum of pons include:

A.

B.

C.

D.

A. N. trigeminus

B. N. abducens

C. N. facialis

D. N. vestibulocochlearis

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The midbrain includes the following parts:

A.

B.

C.

A. Tectum

B. Tegmentum

C. Crus cerebri

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

In sulcus medialis cruris cerebri appear the roots of _____________nerve.

N. oculomotorius

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The ___________ has the main centers for breathing reflexes

Medulla

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The connection between the third and fourth ventricle is called the ____________.

Cerebral aqueduct

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The nucleus of the caudal colliculus is a relay station in the __________ pathway

Auditory

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

To which of the A to C cranial nerve nuclei 1 to 6 are most closely related?

A. Medulla oblongata

B. Pons

C. Midbrain

1. Nucleus dorsalis nervi vagi

2. Nucleus facialis

3. Nucleus oculomotorius

4. Nucleus olivaris inferior

5. Nucleus ruber 6. Nucleus salivatorius caudalis

A. 1, 4

B. 2, 6

C. 3, 5

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

To which of the A to D brain stem nuclei 1 to 4 functions are most closely related?

A. Colliculus caudalis

B. Colliculus rostralis

C. Nucleus olivaris inferior

D. Nucleus ceruleus

1. Voluntary movement control

2. Hearing reflex

3. Visual reflex

4. Stress reaction

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

To which of the A to D brain stem nuclei 1 to 4 functions are most closely related?

A. Pyramid tract

B. Vestibulospinal tract

C. Medial lemniscus

D. Nucleus ceruleus

1. Voluntary movement control

2. Balance control

3. Proprioception

4. Head and eye movement coordination

A. 1

B. 2

C. 3

D. 4

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

To which of A to D 1 to 4 are most closely related?

A. Pyramid decussation

B. Trapezoid body

C. Ventral tegmental decussation (Forel)

D. Dorsal tegmental decussation (Meynert)

1. Medulla oblongata

2. Pons

3. Tectum

4. Nucleus ruber

A. 1

B. 2

C. 4

D. 3

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

To which of A to D regions 1 to 4 functions are most closely related?

A. Cardiovascular centre

B. Proprioception

C. Gustatory system

D. Pain control

1. Raphe nuclei

2. Medulla oblongata

3. Nucleus solitarius

4. Nucleus gracilis & cuneatus

A. 2

B. 4

C. 3

D. 1

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

To which of A to D functions 1 to 3 regions are most closely related?

A. Controls visual reflexes

B. Has nerve tracts that connect the cerebrum to the cerebellum

C. Controls blood pressure

D. Controls coughing and sneezing reflexes

1. Midbrain

2. Medulla oblongata

3. Pons

A. 1

B. 3

C. 2

D. 2

A-1,C-2,B-3 ,D-2

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

To which of A to D structures 1 to 3 regions are most closely related?

A. Pyramids

B. Cerebral peduncle

C. Corpora quadrigemina

D. Middle cerebellar peduncle

1. Midbrain

2. Medulla oblongata

3. Pons

A. 2

B. 1

C. 1

D. 3