Anatomy and physiology help please?

1: A group of tissues that performs a specific function is a(n)

organ system.

organism.

tissue.

organ.

2: The outermost layer of the skin is the

hypodermis

subcutaneous layer.

epidermis.

dermis.

3: All of the following are functions of the skin EXCEPT

protection

vitamin B synthesis

temperature regulation

sensation

4: The protein that helps protect the skin and underlying tissue is

melanin.

melatonin.

keratin.

actin.

5: The cells producing the pigment responsible for skin color are the

keratinocytes.

melanocytes.

adipocytes.

Merkel cells.

6: All of the following are accessory organs of the skin EXCEPT

hair

nails

pain receptors

sweat glands

7: The bundle of smooth muscles associated with hair follicles is called

orbicularis muscle.

sebaceous bundle.

arrector pili.

none of the above.

8: Perspiration is the substance produced by

ceruminous glands.

sudoriferous glands.

sebaceous glands.

holocrine glands.

9: A burn that involves the entire epidermis and some of the dermis is a

first-degree burn.

second-degree burn.

third-degree burn.

fourth-degree burn.

10: The most common form of skin cancer is