9 Which of the following is not an example of homeostasis?
A. In a hot environment such as the Arizona Desert, the arterioles of a person
enlarge, so more blood enters the skin capillaries and heat is lost to cool down the
body.
B. In a hot environment, such as the Sahara Desert, sudorific glands secrete sweats,
which remove heats from the body.
C. In a hot environment such as the Arizona Desert, the arterioles of a person are
reduced, so less blood enters the skin capillaries and heat is absorb from the
environment, warming the body.
D. In a cold environment such as the North poles, people suffer from rapid
contraction and relaxation of the skeletal muscle. This produce heat due to the
respiration.