Asked by ?eyda Do?an on Jun 09, 2024
Verified
Which of the following statements concerning the structure of spinal nerves is true?
A) The ventral root contains motor or efferent fibers.
B) The ventral root has a prominent root ganglion.
C) Rootlets from the surface of the spinal cord form the dorsal and ventral rami.
D) Each spinal nerve is formed by the union of a cranial nerve and a spinal nerve.
E) Spinal nerves do not have specific cutaneous distributions.
Ventral Root
The part of a spinal nerve that carries motor output from the spinal cord to the body's muscles and glands.
Efferent Fibers
Nerve fibers that carry impulses away from the central nervous system to effectors such as muscles or glands, facilitating response and action.
Root Ganglion
A cluster of nerve cell bodies found in the dorsal root of a spinal nerve.
- Acquire knowledge on the anatomy and duties of spinal nerves and their parts.
Verified Answer
BS
Banta SankanouJun 13, 2024
Final Answer :
A
Explanation :
The ventral root of a spinal nerve contains motor or efferent fibers, which are responsible for conveying impulses from the central nervous system to effectors (muscles and glands).
Learning Objectives
- Acquire knowledge on the anatomy and duties of spinal nerves and their parts.