2. Which of the following is a way in which the skin helps maintain homeostasis?
A. by regulating body temperature
B. by protecting the body from antigens
C. by excreting waste products
D. all of these
3. Which structure within the skin excretes organic substances such as?
a sebaceous gland
a hair follicle
a sweat gland
a cuticle
4. Which two body systems work together with temperature receptors in the skin to produce shiverin
in response to cold?
nervous and muscular
B.
muscular and digestive
nervous and endocrine
skeletal and circulatory