Anaphy Quiz pt 2

Which of the following is part of the integumentary system?

• Skin

• Hair

• Nails

The integumentary system provides the first line of defense against:

• Injury and Microorganisms

• Blood Circulation

• Digestion

Which pigment protects against UV radiation?

Melanin protects the skin by

• Producing Keratin

• Absorbing ultraviolet light

• Regulating calcium

Acts as a heat insulator and protects against UV light & abrasion.

• Hair

• Nails

Nails mainly function to

• Produce sweat

• Prevent water loss

• Protect fingertips and toes

• Absorb vitamin D

Which receptors detect light touch and texture?

• Epidermis & dermal papillae

• Dermis & deeper tissues

• Hair follicle receptors

Receptors around hair follicles detect:

• Heat

• Pressure

• Slight hair movements

• Pain

When dermal blood vessels dilate:

• Heat loss increases

• Heat loss decreases

• Sweating stops

• Body warms up

When constriction of blood vessels constrict:

• Heat loss increases

• Heat loss decreases

• Sweating stops

• Body warms up