Hair & Nails
Hair and nails are made of this strong protein
What is keratin
This is the largest organ in the human body
What is the skin
These glands produce sweat to help cool the body
What are sweat glands
Hair grows out of this small opening in the skin
What is a hair follicle
This outer layer of the skin protects the body from germs and injury
What is the epidermis
These glands produce oil that keeps the skin and hair from drying out.
What are sebaceous glands
These hard plates protect the tips of your fingers and toes
What are nails
This bottom layer of skin contains fat and helps keep the body warm
What is the hypodermis
This type of sweat gland is found mainly in the armpits and groin and becomes active during puberty
What are apocrine glands