Question

multiple choice. please use capital letters.

1. patches of melanin found on the skin form

a. bilirubin
b. carotene
c. freckles
d. melanocytes

1. the condition of yellow jaundice occurs when the body build up excess

a. melanin
b. bilirubin
c. melanocytes
d. carotene

1. collagenous and elastic fibers of the _______ make it possible for the skin to flex.

a. dermis
b. fascia
c. epidermis
d. subcutaneous

1. which sweat glands become active at puberty?

a. sebaceous
b. apocrine
c. eccrine
d. salivary

1. the skin is attached to the muscles of the body by the _______ layer.

a. dermis
b. hypodermis
c. epidermis
d. fascia

1. which degree of burn is described as all three layers of skin being destroyed and the victim feels no pain?

a. first
b. second
c. third
d. fourth

1. after a severe burn, a patient may require a/an _______, in which skin is removed from an unaffected area of his body and moved to the burned area.

a. cat scan
b. mri
c. autograft
d. heterograft

1. specialized epithelial cells originating from the nail _______ form your nails.

a. cells
b. bed
c. root
d. base

Explanation:

Question 1

Melanin patches on the skin form freckles. Bilirubin is related to jaundice, carotene is a pigment from diet, and melanocytes are cells that produce melanin.

Yellow jaundice is caused by excess bilirubin. Melanin is for skin color, melanocytes produce melanin, and carotene is from food.

Collagenous and elastic fibers in the dermis allow skin flexibility. Fascia is connective tissue around muscles, epidermis has no such fibers, and subcutaneous is fat layer.

Answer:

C. Freckles

Question 2