As you are taking a test, you inadvertently drop your pencil, reach down, pick it up, and put it back on the desk. This voluntary action involves motor signals that are communicated to your muscles via the _____ nervous system.
A) autonomic
B) sympathetic
C) parasympathetic
D) somatic

Question

Quizplus · Accepted Answer

The somatic nervous system is responsible for voluntary movements of skeletal muscles, which is what is needed to pick up the pencil and put it back on the desk. The autonomic nervous system controls involuntary actions such as the beating of the heart, while the sympathetic and parasympathetic nervous systems control involuntary actions related to the fight or flight response and rest and digest functions respectively.

As You Are Taking a Test, You Inadvertently Drop Your