The somatic nervous system consists of the:
A)10 pairs of cranial nerves and 30 pairs of spinal nerves
B)Sensory and motor tracts in the spinal cord
C)Motor neurons that operate the skeletal muscles and the sensory neurons that bring information into the central nervous system
D)Spinal cord and the brain

Question

Quizplus · Accepted Answer

The somatic nervous system includes both the motor neurons that control skeletal muscles and the sensory neurons that send signals to the central nervous system. It does not include the spinal cord and brain (option D) as those are part of the central nervous system, and it includes both cranial and spinal nerves (option A) which is too specific. Option B only refers to sensory and motor tracts in the spinal cord, but not the peripheral nerves that are also part of the somatic nervous system.

The Somatic Nervous System Consists of The