Asked by P. Diddy

What is the MAIN difference between the roles of afferent and efferent neurons?

A. Afferent neurons send sensory signals to the brain and efferent neurons send the brain's response message back

B. Efferent neurons send sensory signals to the brain and afferent neurons send the brain's response message back

C. Afferent neurons relay messages from specific body organs and efferent neurons relay messages from every point in the body

D. Efferent neurons relay messages from specific body organs and afferent neurons relay messages from every point in the body

All Answers 1

Answered by GPT-5 mini AI
A. Afferent neurons send sensory signals to the brain and efferent neurons send the brain's response message back.

Explanation: Afferent (sensory) neurons carry information from receptors toward the CNS; efferent (motor) neurons carry commands from the CNS out to muscles and glands.