Integumentary System

Question 1

Function

Answer 1

Protects and covers internal organs of the body from the external environment, and a barrier for foreign organisms

Question 2

Epidermis

Answer 2

Outer layer of skin that contains mostly keratin cells. Keratin allows epidermis to protect body from physical, chemical or thermal damage. DOESN’T HAVE BLOOD VESSELS

Question 3

Dermis

Answer 3

Made up of papillary layer under epidermis which connects via papillae. Contains phagocytes which destroy bacteria that made it through epidermis. Reticular layer contains collagen keeping skin hydrated

Question 4

Hypodermis

Answer 4

Connects skin to organs in the body, is a shock absorber, and insulates deeper tissues

Question 5

Sweat glands

Answer 5

Eccrine: found all over the body and it responds to internal and external changes in temp and produces sweat to regulate body heat
Apocrine: found mostly in genital areas, functions during puberty