Ch. 2 Anatomy and Physiology (set 1)

Question 1

purpose of the skin?

three things

Answer 1

protection

sensation

secretion

Question 2

three layers of the skin?

Answer 2

epidermis

dermis

subcutaneous/hypodermis

Question 3

integumentary system

Answer 3

skin and its appendages (nails, hair, and sweat and oil glands)

Question 4

dermis

Answer 4

second layer of skin that is responsible for attaching the skin to the body.

It lends strength and elasticity to the skin.

Question 5

We have 2 types of glands. What are they?

Answer 5

sweat

sebaceous

Question 6

What is the epidermis?

Answer 6

OUTERMOST avascular (no blood) protective layer of the skin

Question 7

What does “subcutaneous” mean? and what is in there?

Answer 7

beneath the skin

fat

Question 8

hypodermis

Answer 8

layer of subcutaneous fat and connective tissue lying beneath the epidermis

Question 9

What does the hypodermis do?

Answer 9

acts as a thermal barrier

Question 10

What is the outermost layer within the epidermis?

Answer 10

stratum corneum

Question 11

Which layer of the epidermis goes to mitosis?

Answer 11

Stratum Basale

This layer is one of the most important layers of our skin. This is because it contains the only cells of the epidermis that can divide via the process of mitosis

Question 12

Name the 5 layers in the epidermis:

Answer 12

Corneum

Lucidum

Granulosum

Spinosum

Basale

Question 13

What is the first layer or base layer of the epidermis?

Answer 13

stratum basale

Question 14

stratum corneum

Answer 14

Outermost layer of the skin

known for death and sloughing off of aged keratinocyte

Question 15

stratum lucidum

Answer 15

2nd layer from the top

thin and clear

not present in all areas of the body/skin

Question 16

stratum granulosum

Answer 16

3rd layer from the top