Question Detail

ZOO 101 The Skin Objective Question

Question

What happens to keratinocytes as they move towards the skin's surface?
Options
A They begin to produce melanin
B They divide rapidly
C They gradually die and become flattened
Correct Answer
D They transform into sweat glands
Correct Answer

Option C is the correct answer.

Detailed Explanation

As new cells are formed, older keratinocytes are pushed upward, where they die, flatten, and form the protective outer layer.

Hint

The outermost layer of the epidermis is made of dead cells.

Question Info