Why is visceral pain often perceived as cutaneous pain?

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

b. The somatic motor division of the PNS consists of lower motor neurons that directly innervate skeletal muscle fibers.

How do upper and lower motor neurons differ?

List and describe the basic steps involved in producing movement, beginning with the upper motor neurons in the cerebral cortex.

The lower motor neurons that innervate contractile skeletal muscle fibers are called:

a. α-motor neurons.

b. β-motor neurons.

c. upper motor neurons.

d. γ-motor neurons.

Explain why you lose both motor and sensory function of a part of your body when a spinal nerve is numbed with anesthetic agents.