Primary MCQ 9 compilation

Question 1

What is the relationship of the hippocampus to region of the lateral ventricle?

A. Its in the floor of the ventricle.
B. It has no relationship to the ventricle.
C. Its in the roof of the ventricle
D. It is rostral to the ventricle.

Answer 1

A

Question 2

Which one of the following options regarding the brainstem reticular formation is most CORRECT?

A. Involved in the arousal and maintenance of wake
B. Influence muscle tone and posture via the reticulospinal tract
C. Projects to the thalamus
D. Extends the length of the brainstem
E. All of the options above

Answer 2

E

Question 3

In Schizoprenia, antipsychotic drug block ______ and reduce _______ overactivity to normal.

A. norephonephrine, GABA receptor.
B. Acetylcholine, MAO-B
C. dopamine receptor, dopaminergic
D. Chloride channels, GABA-A receptor

Answer 3

C

Question 4

___ diviede, secrete ____ to attract the axon and then remyelinate the new axon.

A. Nissl bodies, macrophages
B. Muscular sheath, cell adhesion molecules
C. Axonal cell bodies, inhibitory proteins
D. Schwamm cells, trophic factors

Answer 4

D

Question 5

Which of the following, if assessed in a patient, will the healthcare practitioner not identify as risk factor for the development of delirium?

A. Infections
B. Administration of opiods
C. Organ failure
D. Sleep deprivation
E. Decreased physical activity

Answer 5

E

Question 6

Which of the following neurotransmitter appears to be depleted in some patients with epilepsy?

A. Acetylvholine
B. GABA
C. Serotonin
D. Glutamate

Answer 6

B

Question 7

A 19-year-old women is experiencing repeated episodes of uncontrolled twitches and jerks of her right hand. She is alert throught these episodes. Her neurological and laboratory tests are normal. An EEG reveals left temporal spikes consistent with seizures. What type of seizure is she mostly likely experiencing?

A. Myoclonic
B. Infantile spasms
C. Simple partial
D. Complex partial

Question 8

Which neurotransmitter receptor are commonly lost in Alzheimer’s disease?

A. Serotonin
B. Dopamine
C. Acetylcholine
D. GABA

Question 9

The etiology of epilepsy in adults appears to be multifactorial and may include all of the following. EXCEPT

A. Head trauma
B. Cerebrovascular disease
C. Ethnicity
D. Neurodegenerative disorders
E. Brain tumour

Answer 9

Ethnicity

Question 10

What attaches the cerebellum to the brain stem?
A. Cerebellar peduncles
B. Cerebral peduncles
C. Tonsil
D. Decreased leukocytes
E. Vermis

Question 11

GABA is inhibitory neurotransmitter. Which part of the does it interact with?

A. Soma
B. Myelin Sheath
C. Axon
D. Dendrites

Question 12

Neurotransitter can inhibit or excite neurons. _____, for example. is inhibitory whereas _____ is excitatory.

A. Serotinin; dopamine
B. Glutamate; GABA
C. GABA; glutamate
D. None of the above is incorrect

Question 13

Neurotransitter can inhibit or excite neurons. _____, for example. is inhibitory whereas _____ is excitatory.

A. Serotinin; dopamine
B. Glutamate; GABA
C. GABA; glutamate
D. None of the above is incorrect

Question 14

Which ONE of the following neurotransmitteras would you expect to find in the synapse during fast inhibitory synaptic transmission?

A. Acetylcholine
B. Noradrenaline
C. Glutamate
D. GABA

Question 15

Which of the following are indications of cerebellar disturbance?

A. Hypotonia
B. Intention tremor
C. Pendular knee jerk
D. Scanning speech
E. All of the above

Question 16

_______ is the term used for the neuronal death process induced by the massive release of the excitatory amino acid L-glutamate into the extracellular space after lysis of neurons form the infarct core.

A. Excitotoxity
B. Neurogenesis
C. Neurodegeneration
D. Reperfusion injury

Question 17

What is the role of Schwann cells in neurotransmission?

A. Enhance the speed of the action potential
B. Thermal insulation of neuronal axons.
C. Limit speed of the action potential
D. Protect the neuronal soma from trauma