Is a spinal reflex such as the knee-jerk response controlled by the autonomic nervous system or by the voluntary nervous system?
A) Autonomic,because it happens automatically
B) Autonomic,because it does not involve the brain
C) Voluntary,because it involves skeletal muscle activity
D) Voluntary,because it involves both sensory and motor neurons
E) None of the above;it is neither voluntary nor autonomic.

Question

Quizplus · Accepted Answer

A spinal reflex like the knee-jerk response is a somatic reflex, which is neither autonomic nor voluntary. It involves the somatic nervous system, which controls skeletal muscles through reflex arcs without conscious control.

Is a Spinal Reflex Such as the Knee-Jerk Response Controlled