Which of the following examples listed below illustrates homeostasis maintained by a negative feedback?
A) Production of vitamin D initiated by the suns UV light striking the skin.
B) Formation of cerumen wax to deter insects from entering the ear.
C) Thickening of epidermis to form a callus in places where the skin is exposed to friction.
D) Changes in the response of the hair follicle to dihydrotestosterone (DHT).

Question

Quizplus · Accepted Answer

Negative feedback is a process that counteracts a change, bringing the system back to its set point. The thickening of the epidermis to form a callus in response to friction is an example of negative feedback, as it helps protect the skin from further damage by counteracting the increased friction.

Which of the Following Examples Listed Below Illustrates Homeostasis Maintained