← A & P Chapter 7 Test
7 Written Questions
6 Multiple Choice Questions
- associated with hair follicles and found in the axillary and genital areas. Respond to emotional stress and become active when the person is frightened, upset, in pain or sexually excited. They are stimulated by sex hormones and are more active during puberty. Sweat doesn't have a strong odor unless allowed to stay on skin, where it is degraded by bacteria into chemicals and produces BO.
- a tough protein deposited within the cell. It hardens and flattens the cells as they move toward the outer surface of the skin. It also makes the skin water resistant.
- a skin darkening pigment; stains the surrounding cells, causing them to darken
- Oil glands associated with hair follicles and found in all areas of the body that have hair. Secrete sebum that flows into the fair follicle and then out onto the surface of the skin. This lubricates and helps waterproof the hair and skin and inhibtis the growth of bacteria on the surface of the skin.
- Found in the external auditory canal of the ear. Secretes cerumen or ear wax that repels insects and traps foreign material.
- the loss of heat from a warm body to a cooler object in contact with the warm body.
6 True/False Questions
cutaneous membrane → It lies under the skin and is called the hypodermis. Composted of loose connective and adipose tissue. Helps to insulate the body from extreme terperatures and anchors skin to the underlying structures. A few areas have no subcutaneous layer, so the skin anchors directly to the bone.
dermis → outer layer of the skin
radiation → heat is lost from a warm object to the cooler air currounding the warm object.
suboriferous gland → sweat glands located in the dermis. Glands secrete sweat, whihc is secreted into a duct tht opens onto th skin s a pore.
evaporation → heat is lost from a warm object to the cooler air currounding the warm object.
thermoregulation → occurs when liquid becomes a gas. ie. rub liquid alcohol on the skin. It evaporates and cools the skin.