3. Cerebellum MCQs

CHOOSE BETWEEN YES AND NO:

The cerebellum is located in the posterior cranial fossa.

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

The Purkinje cells are the only efferent neurons of cerebellar cortex.

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

The cerebellar blood supply is through branches of basilar and vertebral arteries.

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

The cerebellum is a derivate of the rhombencephalon.

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

The mossy fibers end on the Purkinje cells.

YES OR NO

NO

CHOOSE BETWEEN YES AND NO:

The cerebellum is a voluntary somatomotor centre.

YES OR NO

NO

CHOOSE BETWEEN YES AND NO:

Cerebellar disorders are associated with increased muscular tone.

YES OR NO

NO

CHOOSE BETWEEN YES AND NO:

The cerebellar vermis contains archi-, paleo-, and neocerebellar structures.

YES OR NO

YES

CHOOSE BETWEEN YES AND NO:

The cerebellum contains the greatest number of neurons in the brain.

YES OR NO

YES

CHOOSE ONE CORRECT ANSWER:

All of the following statements concerning the cerebellum are correct EXCEPT:

A. contains four pairs of nuclei within its medullary body

B. contains two pairs of cerebellar peduncles

C. consists of a midline vermis and two lateral hemispheres

D. is located infratentorially within the posterior fossa

E. has a three-layered cortex

B. contains two pairs of cerebellar peduncles

CHOOSE ONE CORRECT ANSWER:

All of the following statements concerning the cerebellum are correct EXCEPT:

A. projects to the red nucleus

B. projects to the vestibular nuclei

C. projects to the lateral ventral nucleus of the thalamus

D. receives input from the superior olivary nucleus

E. receives the olivocerebellar tract via the inferior cerebellar peduncle

D. receives input from the superior olivary nucleus

CHOOSE ONE CORRECT ANSWER:

One of the following is NOT a part of neocerebellum:

A. uvula

B. lobulus simplex

C. lobulus semilunaris superior

D. lobulus biventer

E. tonsil

A. uvula

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

The following are efferents of the cerebellum:

A. tractus cerebelloolivaris

B. fibrae cerebelloreticularis

C. tractus cerebellocochlearis

D. tractus cerebellovestibularis

E. tractus cerebellolenticularis

A, B, D

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

Cerebellar cortex has direct connections with:

A. vestibular nuclei

B. forebrain cortex

C. substantia nigra

D. nucleus ambiguus

E. red nucleus

A, E

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

Afferent pathways to cerebellum pass:

A. only through the middle cerebellar peduncles

B. only through the middle and inferior cerebellar peduncles

C. through the superior cerebellar peduncles

D. only through the inferior and superior cerebellar peduncles).

E. through the three peduncles

C, E

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

The neocerebellum includes:

A. uvula

B. lobulus simplex

C. lobulus semilunaris superior

D. lobulus biventer

E. lingula.

B,C,D

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

Efferent pathways of the cerebellum reach:

A. directly the somatomotor cell of the spinal cord

B. only nuclei of the extrapyramid system

C. nuclei of the extrapyramid system and diencephalon

D. thalamus

E. nucleus vestibularis lateralis

C D E

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

Purkinje cells:

A. are large pyramid cells

B. are efferent cells of the cerebellar cortex

C. end by inhibitory synapses on the cerebellar nuclei

D. their dendrites enter the molecular layer of the cerebellar cortex

E. are GABAergic

B C D E

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The afferent cerebellar pathway passing through the superior cerebellar peduncles is ___.

Tractus spinocerebellaris ventralis

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The pathway passing through the middle cerebellar peduncles is __________.

Tractus corticocerebellaris or corticopontocerebellaris

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The pathways for proprioception from the body to the cerebellum include:

A.

B.

C.

Tractus spinocerebellaris ventralis, Tractus spinocerebellaris dorsalis, Tractus cuneocerebellaris

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The Purkinje cells receive excitatory impulses from:

A.

B.

A. Granule cells

B. Climbing fibres

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The archicerebellum includes the following cerebellar lobules:

A.

B.

C.

A. Floculus

B. Nodulus

C. Lingula

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

Phylogenically the oldest part of the cerebellum is called _______________.

Archicerebellum

FILL IN THE BLANK SPACES WITH APPROPRIATE WORDS OR PHRASES:

The pathways forming the vestibulo-cerebellar feedback circuit are:

A.

B.

A. Tractus cerebellovestibularis

B. Tractus vestibulocerebellaris

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

To which of the A to C cerebellar peduncles are the pathways 1 to 4 most closely related?

A. Pedunculus cerebellaris superior

B. Pedunculus cerebellaris medius

C. Pedunculus cerebelaris inferior

1. Tractus pontocerebellaris

2. Tractus spinocerebellaris ventralis

3. Tractus spinocerebellaris dorsalis

4. Tractus cerebellorubralis

B A C A

C D B A

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the A to E cells with 1 to 3 layers of cerebellar cortex?

A. Basket cells

B. Stellate cells

C. Purkinje cells

D. Granule cells

E. Golgi cells

1. Molecular layer

2. Ganglionic layer

3. Granular cells layer

A. 1

B. 1

C. 2

D. 3

E. 3

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the A to C phylogenically distinct parts with the 1 to 4 lobules of cerebellum?

A. Archicerebellum

B. Paleocerebellum

C. Neocerebellum

1. Ala lobuli centralis

2. Lobulus biventer

3. Lingula

4. Flocculus

B C A A

MATCH EACH NUMBERED TERM WITH THE MOST PROPER LETTERED ONE:

Match the A to C phylogenically distinct parts with the 1 to 3 functions?

A. Archicerebellum

B. Paleocerebellum

C. Neocerebellum

1. Tone of skeletal muscles

2. Balance

3. Coordination of movements

B A C