Integumentary Review

Epidermis

100

These cells are in the epidermis and produce a pigment that determines hair and skin color.

Melanocytes 

200

This is the tissue that the epidermis is made up of.

Stratified squamous epithelium

300

This protein functions to protect and water proof cells.

Keratin

400

Outermost layer of the epidermis.

Stratum corner

500

Last layer of the epidermis where cells are considered alive.

Stratum granulosum 

Dermis and Hypodermis

100

This layer is made up of loose connective tissue, muscle fibers, and nerve cells. 

Dermis

200

These are projections of the dermis into the epidermis. They are responsible for fingerprints.

Dermal papillae 

300

T/F: The hypodermis is a layer of the skin.

False

400

T/F: All parts of the body have the same number of sensory receptors.

False

500

This tissue is found in the hypodermis and is responsible for insulating the body.

Adipose tissue

Accessory Organs

100

List three accessory organs.

Hair, nails, glands

200

This is a tube-like depression where hair develops. 

Hair follicle

300

These create goosebumps when you are cold.

Arrector pili muscles

400

This is the crescent-shaped white part of the nail.

Lunula

500

These glands become active at puberty.

Apocrine glands

Cuts, Wounds, Healing

100

This is when blood vessels dilate to allow oxygen and nutrients to damaged tissue.

Inflammation

200

This protein is involved in clotting blood

Fibrin

300

This cell is responsible for starting the healing process.

Fibroblast

400

Both legs make up ____ % of the total body surface area.

18%

500

This type of burn destroys only affects the epidermis.

Superficial burn

Other

100

When you age, the synthesis of connective tissue slows down. This causes...

Wrinkles

200

These glands are located near the hair and produce sebum.

Sebaceous glands

300

List three things that happen to your body when you are hot.

Blood vessels dilate, heart rate increases, sweating

400

The primary mode of heat loss is...

Radiation

500

The primary mode of heat production is...

Cellular metabolism