Serous membranes a. line the mouth. b. have parietal and visceral layers. c. consist of epidermis and dermis. d. have a connective tissue layer called the lamina propria. e. secrete a lubricating...

Serous membranes

a. line the mouth.

b. have parietal and visceral layers.

c. consist of epidermis and dermis.

d. have a connective tissue layer called the lamina

propria.

e. secrete a lubricating fluid.

Which is not a component of sweat?

a. Water

b. Sodium chloride

c. Sebum

d. Ammonia

e. Vitamin D