The sebaceous glands contain the blood and nerve supply that provides the nutrients needed for hair growth.

A highly contagious skin disease caused by a parasite called a mite is:

You should not perform a service on a client who has seborrheic dermatitis.

Which of the following scalp disorders is characterized by dry, sulfur-yellow, cup-like crusts on the scalp?

A physical side bond that is easily broken by water and heat is a:

The special device that prevents excessive current from passing through a circuit is a(n):

The substance secreted by the sebaceous glands is called:

Hair flowing in the same direction, the result of follicles sloping in the same direction form a:

Eumelanin provides natural colors ranging from red and ginger to yellow and blond tones.

The negative or positive pole of an electric current is referred to as the: