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Unit 7:3
Integumentary System (updated)
| Question | Answer |
|---|---|
| The skin is a membrane, organ, and | system. |
| Oil glands keep the skin and hair from | becoming dry and brittle. |
| Cells of the stratum corneum are constantly shed and replaced by new cells from the | stratum germinativum. |
| Papillae help form | fingerprints and footprints |
| Nails are made of | dead, keratinized epidermal epithelial cells packed closely together. |
| When blood vessels dilate, | heat is lost in the body. |
| One example of contact dermatitis is the irritation caused by contact with | poison ivy, poison sumac, or poison oak. |
| A highly contagious skin infection usually caused by streptococci or staphylococci organisms. | Impetigo |
| Exposure to the sun, irritating chemicals, or radiation are the usual causes of | skin cancer. |
| Alopecia is a permanent loss of | hair on the scalp. |
| Sebum is an antibacterial and antifungal secretion that | helps prevent infections on the skin. |
| Diet, cosmetics, soaps, medications, and emotional stress can all cause | eczema. |
| Outermost layer of skin | Epidermis |
| Oil glands of the skin | Sebaceous |
| Corium, or true skin | Dermis |
| Flat spot on the skin | Macule |
| Itchy, elevated areas with an irregular shape | Wheals |
| Blister or fluid-filled sac | Vesicle |
| Scab of dried pus and blood | Crust |
| Bluish discoloration of the skin | Cyanosis |
| Skin color that indicates liver or gallbladder disease | Jaundice |
| Skin color caused by burns or congestion of blood | Erythema |
| A deep loss of skin surface that may extend into the dermis | Ulcer |
| Firm, raised area on the skin | Papule |
| eliminate perspiration containing water, salts, and some body wastes | What is the function of sudoriferous glands? |
| protection, sensory perception, body temperature regulation, storage, absorption, excretion, production | Functions of the skin. |
| melanin and carotene | Pigments that determine skin color. |
| cyanosis | Bluish discoloration of the skin associated with heart, lung, and circulatory diseases? |
| frequent, thorough skin washing; avoiding creams and heavy makeup; antibiotic or vitamin A ointments; oral antibiotics; ultraviolet light treatments | Forms of treatment used for acne vulgaris. |
| psoriasis | the chronic, noncontagious, inherited skin disease that causes the formation of thick, red areas on the skin covered with white or silver scales? |