Test- Unit 3 Integumentary System

Question 1

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

Answer 1

Hypodermis, Dermis, Epidermis (Integumentary System BBD)

Question 2

Diagram showing the four layers of the epidermis. The layer only in “thick skin”, a thin band of flat, dead, keratinocytes just below the stratum corneum. The second layer.

Answer 2

Stratum Lucidum (Notes Pg.4)

Question 3

The projections from the surface of the dermis into the epidermis contain ________ that provide nourishment for the epidermis.

Answer 3

Capillary loops (Notes Pg.4 and Integumentary System BBD)

Question 4

What is an example of the chemical protection the skin provides?

Answer 4

Low pH secretions (Notes Pg. 7)

Question 5

What skin cell also has a role in the nervous system?

Answer 5

Tactile Epithelial Cell (Notes Pg. 3)

Question 6

Diagram of the layers of the epidermis. The layer that contains intermediate filaments that resist tension, dendritic cells are most abundant in this layer. The fourth layer.

Answer 6

Stratum Spinosum (Notes Pg. 4)

Question 7

Diagram of the layers of the epidermis. The layer with 20-30 layers of dead cells bound tightly together to prevent water loss and protect layers below it The first layer.

Answer 7

Stratum Corneum

Question 8

Meissner’s Corpuscles are located in the dermal papillae and are responsible for sensing.

Answer 8

Light pressure and vibrations (Notes Pg. 7)