4 Written Questions

1. a tube-shaped sheath that surrounds the part of the hair that is under the skin. It is located in the epidermis and the dermis. The hair is nourished by the follicle at its base
2. the part of the hair that is above the skin
3. a small, sakc-shaped gland that releases oily liquids onto the hair follicle. These glands are located in the dermis, usually next to hair follicles
4. a cell in the epidermis that produces melanin (pigment)

4 Multiple Choice Questions

1. tubes that carry blood as it circulates. Arteries bring oxygenated blood from the heart and lungs; veins return oxygen-depleted blood back to the heart and lungs
   1. epidermis
   2. blood vessels
   3. dermis
   4. hair shaft
2. fatty tissue located under the dermis
   1. Pacinian corpuscle
   2. melanocyte
   3. subcutaneous tissue
   4. sebaceous gland
3. a tube-shaped gland that produces perspiration. The gland is located in the epidermis; it releases sweat onto the skin
   1. sebaceous gland
   2. sweat gland
   3. hair shaft
   4. dermis
4. the outer layer of skin
   1. epidermis
   2. melanocyte
   3. dermis
   4. hair shaft

3 True/False Question

1. dermis → the outer layer of skin
   

   True        False

2. hair erector muscle → a tube-shaped sheath that surrounds the part of the hair that is under the skin. It is located in the epidermis and the dermis. The hair is nourished by the follicle at its base
   

   True        False

3. Pacinian corpuscle → nerve receptors that respond to pressure and vibrations; they are oval capsules of sensory nerve fibers located in the subcutaneous fatty tissue
   

   True        False