Integumentary System Test

What contributes to the amount of melanin a person produces?

• The number of melanocytes a person has

• The number of keratinocytes a person has

• The amount of keratin a person produces

• The amount of UV light a person is exposed to

What 2 types of tissue make up the Subcutaneous Layer (Hypodermis)

• Areolar

• Adipose

• Dense Irregular CT

• Stratified Squamous

All body systems are subject to the effects of aging. Give 3 examples of these effects and provide evidence or explanation for this effect. Example: Age spots appear as we age because the melanin production is no longer regulated.

What is the correct order of epidermal layers from superficial to deep?

• Stratum Spinosum

• Stratum Granulosum

• Stratum Corneum

• Stratum Lucidum

• Stratum Basale

Millions of __________ rub off your skin everyday.

• Keratinocytes

• Carotenocytes

• Melanocytes

• Leukocytes

What gives skin a reddish tint?

• Blood flow

• Carotene

• Melanin

• Keratin

What layer of the skin is D

• Epidermis

• Dermis

• Hypodermis

• Subcutaneous Layer

What do sebaceous glands secrete?

• Oil

• Milk

• Sweat

• Earwax

What is the name of the muscle that is responsible for goosebumps?

• Pilo Errector

• Arrector Pili

• Goosus Bumpus

• Foliculi Arisor

In which layer of the epidermis do keratinocytes start to die?

• Stratum Corneum

• Stratum Lucidum

• Stratum Spinosum

• Stratum Granulosum