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Central Nervous System

Which of the following is not true about axonotmesis ?

August 4, 2021July 8, 2019 by admin
Which of the following is not true about axonotmesis ?

A. Impairment of both sensory and motor function
B. Wallerian degeneration
C. Intact neural sheath is not present
D. Reversible loss, which will be regenerated i 6-8 wks

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

Broca’s area is concerned with______________?

August 4, 2021July 8, 2019 by admin
Broca’s area is concerned with______________?

A. Word formation
B. Comprehends language not speaking
C. Present in posterior part of temporal lobe
D. Is the confluence of somatic , auditory and visceral areas

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

DOPA and 5 – Hydroxytryptophan are clinically important because______________?

August 4, 2021July 8, 2019 by admin
DOPA and 5 – Hydroxytryptophan are clinically important because______________?

A. They cross Blood Brain Barriers
B. They are acidic precursors of Brain amines
C. They act as neuromodulators
D. They are metabolites of various neurogentic amines .

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

The pathway of pain from teeth and temperature is carried by ______________?

August 4, 2021July 8, 2019 by admin
The pathway of pain from teeth and temperature is carried by ______________?

A. Corticosal tract
B. Corticocerebral tract
C. Lateral sothalamic tract
D. Ventral sothalamic tract

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

Which of the following acts as a neurotransmitter inhibitor _______________?

August 4, 2021July 8, 2019 by admin
Which of the following acts as a neurotransmitter inhibitor _______________?

A. Glutamate
B. GABA
C. Aspartic acid
D. Lysin

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

Blood supply to the brain during moderate exercise________________?

August 4, 2021July 8, 2019 by admin
Blood supply to the brain during moderate exercise________________?

A. decreases
B. Remains constant
C. Increases
D. Increases then decreases

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

Afferent component of corneal reflex is mediated by ________________?

August 4, 2021July 8, 2019 by admin
Afferent component of corneal reflex is mediated by ________________?

A. Vagus nerve
B. Facial nerve
C. Trigeminal nerve
D. Glossopharyngeal nerve

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

Following are extrapyramidal tracts except______________?

August 4, 2021July 8, 2019 by admin
Following are extrapyramidal tracts except______________?

A. Reticulosal
B. Corticosal
C. Rubrosal
D. Vestibulosal

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

The cell junctions allowing exchange of cytoplasmic molecules between two cells are called________________?

August 4, 2021July 8, 2019 by admin
The cell junctions allowing exchange of cytoplasmic molecules between two cells are called________________?

A. Gap junctions
B. Tight junctions
C. Anchoring junctions
D. Focal junctions

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs

Sweat glands are supplied by only_______________?

August 4, 2021July 8, 2019 by admin
Sweat glands are supplied by only_______________?

A. Parasympathetic nerves
B. Sympathetic nerves
C. Sensory nerves
D. Motor nerves

Categories Central Nervous System, Medical Mcqs, Physiology Mcqs
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