Question

Fill in the blank by using suitable words.

(iii) The muscle contract and thus hair become erect.

Answer 1

Answer: arrector / erector

• The arrector also called erector muscle of the hair runs obliquely between the hair follicle and the outer part of the dermis.
• The contraction of this muscle at one end pulls the hair to a somewhat vertical position, and the other end, depresses the epidermis.