Question
An arrector pili muscle (a) is associated with each sweat gland, (b) can cause a hair to stand up straight, (c) enables each hair to be stretched when wet, (d) provides new cells for continued growth of its associated hair.
Step 1
It is a tiny muscle that is attached to the base of a hair follicle at one end and to the dermal tissue at the other end. Its main function is to generate heat when the body is cold. Show more…
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An arrector pili muscle (a) is associated with each sweat gland, (b) causes the hair to stand up straight, (c) enables each hair to be stretched when wet, (d) squeezes hair upward so it can grow out.
Fimbriae and pili differ in that A) pili are used for attachment to surfaces. B) pili are used for motility. C) pili are used to transfer DNA. D) pili are used for transfer of DNA and motility. E) there are only one or two pili per cell.
10. In response to stimuli from the sympathetic nervous system, the arrector pili _______ a. are glands on the skin surface b. can lead to excessive sweating c. are responsible for goose bumps d. secrete sebum
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