Unit 3 Integumenatry System Test

Question 1

A child is playing on the playground barefoot when she steps on a wooden part of the playset and gets a splinter in the heel of her foot. Her father removes the splinter, which had penetrated three layers of her epidermis. Which type of epidermal cell is most dominant in these layers?

Answer 1

Keratinocytes

2nd diagram on BBD

Question 2

Place the following parts of skin in order, from innermost to outermost: A) Dermis; B) Epidermis; C) Hypodermis

Answer 2

C, A, B

BBD

Question 3

The projections from the surface of the dermis into the epidermis also contain ________ that allow us to feel pain.

Answer 3

Nerve Endings

U3 C1 Notes pg 7