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7:3
| Term | Definition |
|---|---|
| Albino | A person with an absence of color pigments |
| Alopecia | Baldness; permanent loss of hair on the scalp |
| Constrict | To get smaller |
| Crusts | Areas of dried crust and blood, commonly called scabs |
| Cyanosis | A bluish discoloration of the skin caused by insufficient oxygen |
| Cyst | a closed sac with a distinct membrane that develops abnormally in a body structure usually filled with a semisolid material |
| Dermis | Also called Corium, or "true skin", layer has a framework of elastic connective tissue and contains blood vessels, lymph vessels, nerves, involuntary muscle, sweat and oil glands, and hair follicles |
| Dilate | To get larger |
| Epidermis | The outermost layer of skin |
| Erythema | A reddish color of the skin that can be caused by either burns or a congestion of blood in the vessels |
| Hypodermis | the innermost layer It is made of elastic and fibrous connective tissue and adipose tissue and connect the skin to underlying muscle |
| Integumentary system | skin which covers 3000 square |
| Macules | Flat spots on the skin, such as freckles |
| Melanin | A brownish black pigment |
| Papules | Firm, raised areas such as pimples and the eruptions seen in some stages of chickenpox and syphilis Pustules |
| Sebaceous glands | oil glands that usually open into hair follicles |
| Subcutaneous fascia | The inner most layer of skin |
| Sudoriferous glands | Sweat glands that are coiled tubes that extend through the dermis and open on the surface of the skin at pores |
| Ulcer | A deep loss of skin surface that may extend into the dermis; may cause periodic bleeding and the formation of scars |
| Vesicles | Blisters, or fluid |
| Wheals | Itchy, elevated areas with an irregular shape; hives and insect bites are examples |
| Jaundice | A yellow discoloration of the skin. |
| Protection | It serves as a barrier to the sun's ultraviolet rays and the invasion of pathogens or germs It also holds moisture in and prevents deeper tissues from drying out |
| Sensory perception | The nerves in the skin help the body respond to pain, pressure, temperature, and touch sensations |
| Body temperature regulation | The blood vessels in the skin help the body retain or lose heat When the blood vessels dilate, excess heat from the blood can escape through the skin When the blood vessels constrict, the heat is retained in the body The sudoriferous glands also help cool |
| Storage | The skin has tissues for temporary storage of fat, glucose, water, vitamins, and salts Adipose tissue in the subcutaneous fascia is a source of energy |
| Absorption | Certain substances can be absorbed through the skin, such as medications for motion sickness or heart disease, and nicotine patches to help stop smoking The medications are placed on sticky patches and applied to the skin This is called a transdermal medi |
| Excretion | The skin helps the body eliminate salt, a minute amount of waste, and excess water and heat through perspiration |
| Production | The skin helps produce vitamin D by using ultraviolet rays from the sun to form an initial molecule of vitamin D, which then matures in the liver |
| Acne Vulgaris | an inflammation of the sebaceous glands |
| Athlete's foot | A contagious fungal infection that usually affects the feet |
| Skin cancer | The most common types of cancer are Basal cell carcinoma, Squamous cell carcinoma, and melanoma |
| Dermatitis | an inflammation of the skin can be caused by any substance that irritates the skin It is an allergic reaction |
| Eczema | a noncontagious inflammatory dermatitis caused by an allergen or irritant |
| Impetigo | a highly contagious skin infection usually caused by streptococci or staphylococci organisms |
| Psoriasis | a chronic noncontagious skin disease with periods of exacerbations and remissions The cause is unknown, but there may be a hereditary link Stress, cold weather, pregnancy, heavy alcohol consumption, and endocrine changes tend ot cause an exacerbation of t |
| Ringworm | A highly contagious fungal infection of the skin or scalp |
| Verrucae and Warts | caused by the human papilloma virus (HPV) |
Created by:
smitkay27