Unit 3 - Quiz #1

The protein in epidermal cell that makes the skin relatively waterproof is:

• Elastin

• Keratin

• Collagen

• Melanin

Vitamin D is formed int he skin when the skin is exposed to:

• Ultraviolet Rays

• Pressure

• Friction

• Stress

The part of the hair follicle that undergoes mitosis to form the hair is the:

• Keratin portion

• Hair shaft

• Hair root

• Generative layer

The part of the epidermis that undergoes mitosis (cell division) is the:

• Stratum melanin

• Stratum corneum

• Papillary layer

• Stratum germinativum

The protein that protects inner living skin from the damaging effects of ultraviolet rays is:

• Melanin

• Keratin

• Collagen

• Elastin

A?

• Hair Shaft

• Hair follicle

• Pillimotor muscle

• Sweat gland

B?

• Stratum Germinativum

• Subcutaneous Tissue

• Dermis

• Sebaceous gland

C?

• Pillimotor Muscle

• Hair follicle

• Sweat gland

• Sebaceous gland

D?

• Pacinian Corpuscle

• Hair follicle

• Sweat gland

• Sebaceous gland

E?

• Stratum Germinativum

• Sweat Gland

• Arteriole

• Sebaceous gland