Neural Control and Coordination( Neuron and Nerves; Nervous System in Humans Central Nervous System,...) NEET Questions

Biology - Human Physiology

Neural Control and Coordination( Neuron and Nerves; Nervous System in Humans Central Nervous System,...) MCQ Questions


7.

The myelin sheath in the peripheral nervous system is produced by:

NEET - 2016

A.

Astrocytes

B.

Oligodendrocytes

C.

Schwann cells

D.

Microglia

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ANSWER :

C. Schwann cells

8.
The resting membrane potential of a neuron is typically around:
A.
+70 mV
B.
-70 mV
C.
0 mV
D.
-30 mV
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ANSWER :
B. -70 mV
9.
Which type of neuron transmits impulses from sensory receptors to the central nervous system?
A.
Motor neuron
B.
Sensory neuron
C.
Interneuron
D.
Relay neuron
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ANSWER :
B. Sensory neuron
10.
The fight-or-flight response is primarily mediated by which division of the autonomic nervous system?
A.
Sympathetic
B.
Parasympathetic
C.
Somatic
D.
Central
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ANSWER :
A. Sympathetic
11.
Which part of the brain regulates body temperature, hunger, and thirst?
A.
Thalamus
B.
Hypothalamus
C.
Cerebellum
D.
Pons
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ANSWER :
B. Hypothalamus
12.
The neurotransmitter dopamine is predominantly associated with which function?
A.
Sleep regulation
B.
Mood stabilization
C.
Motor control and reward
D.
Pain perception
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ANSWER :
C. Motor control and reward