Question

question 8
2 pts
smooth muscles that produce goose pimples when they contract are the ______ muscles.
papillary
cuticle
medullary
arrector pili

Explanation:

The arrector pili muscles are smooth - muscle fibers attached to hair follicles. When they contract, they pull the hair upright and cause goose pimples on the skin. Papillary refers to structures in the dermis, cuticle is part of the hair or nail structure, and medullary is related to the inner part of hair or other structures, none of which cause goose pimples.

Answer:

D. arrector pili