Human Physiology Multiple Choice Questions on “Neural Control and Coordination – Peripheral Nervous System”.
1. In peripheral nervous system the nerves that arise from spinal cord and brain are called as _____________
A. Spinal nerves
B. Cranial nerves
C. Temporal nerves
D. Frontal nerves
Answer: B
Clarification: Cranial nerve arises from brain and not from the spinal cord and it pass through a separate aperture in the skill. They are named according to their structure and functions.
2. Peripheral nervous system of human as ___________ pairs of spinal nerves.
A. 21
B. 11
C. 31
D. 12
Answer: c
Clarification: Peripheral nervous system of human as 31 pairs of spinal nerves. They have different structure and functions.
3. Preganglionic neurons lie within _____________
A. CNS
B. Parasympathetic nervous system
C. Peripheral nervous system
D. Sympathetic nervous system
Answer: A
Clarification: Preganglionic neurons originate from brain stem or in the spinal cord. Preganglionic neurons lie within central nervous system.
4. Spinal cord and brain are wrapped in protective membranes known as ___________
A. Nodes of Ranvier
B. Meninges
C. Axomembranes
D. Mylein sheath
Answer: b
Clarification: Meninges are three protective layer of tissues. The Meninges of the brain and spinal cord are continuous being linked through the magnum foramen.
5. Which of the following is not a part of peripheral nervous system?
A. Cranial nerve
B. Ganglion
C. Spinal nerve
D. Spinal cord
Answer: D
Clarification: Peripheral nervous system lies outside the brain and spinal cord. Spinal cord is not a part of peripheral nervous system.
6. Which of the following cells is found in peripheral nervous system?
A. Schwann cells
B. Microglia
C. Astrocytes
D. Oligodendrocytes
Answer: A
Clarification: Schwann cells are found in peripheral nervous system. It is also called as neurilemma cell. It produced myelin sheath.
7. Bipolar neurons have ___________
A. Two axons
B. One axon and one dendrite
C. One axon and one presynaptic terminal
D. Two presynaptic terminals
View Answer
Answer: B
Clarification: Bipolar neurons as two extensions, it is a specialized sensory neurons for the transmission of special senses.
8. White matter consists of _____________
A. Neuron cell bodies
B. Unmyelinated axons and neuron cell bodies
C. Myelinated axons
D. Unmyelinated dendrites
Answer: C
Clarification: White matter consists of Myelinated axons. It is tissue present in the brain.
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