The structure responsible for pulling on the follicle and causing "goose bumps" is the
A) external root sheath.
B) internal root sheath.
C) epithelial root sheath.
D) arrector pili muscle.
E) papilla.

Question

Quizplus · Accepted Answer

The arrector pili muscle is a small muscle attached to hair follicles in mammals. When it contracts, it pulls on the follicle, causing the hair to stand up and creating "goose bumps."

The Structure Responsible for Pulling on the Follicle and Causing