I ntegumentary system By- Andrew ding 3B
T able of contents I ntegumentary system Key Terms (page 3) Function/Vocabulary (page 4) Disease-Disorders/Health care (page 5) L abel system (Page 6) Sources of research (page 7)
K ey terms derm/o - skin kerat/o - hard, horn-shaped tissue xer/o - dry xanth/o - yellow erythr/o - red pedicu/o - fingernail, toenail onych/o - nail myc/o - fungus pil/o - h air; hair follicle lip/o - fat rhytid/o - sebum which secrets oile albin/o -white
Function The integumentary system- It serves as an important function in the human body, there are four main functions. Protection, body temperature maintenance, exertion, and perception of stimuli. Protection: Covers the entire body as a Physical barrier of underlying tissues to protect from physical damage, ultraviolet rays, and pathogenic invasion. By containing the fluids in the body and the skin defends the body from dehydration. Body Temperature Maintenance: The skin contains sweat glands that form into Perspiration which regulates the body’s natural temperature Exertion: Sweat glands also release waste products, containing, water, salt and organic compounds Perception of stimuli: Contains a large quantity of nerve endings that detect stimuli. There are also tactile receptors that are responsible for touch, pressure and pain. Vocabulary Albinism - Inflammatory disorder of the sebaceous glands that produce pimples on the skin Cyst - A closed, thick-walled sac or pouch containing fluid or semisolid material that develops in a cavity or other structures in the body Cicatrix - A scar left by a healed wound (lightened area on the skin). Ecchymosis - Black-and-blue or purplish bruise caused by ruptured blood vessels beneath the skin Keloid - An abnormally raised, thickened scar. Macule - Small, flat, discolored, lesion on the skin (freckle) Scabies - Contagious, parasitic infection of the skin with intense pruritus or itching Papule - A solid skin elevation with distinct borders and a diameter less than one centimeter (pimple) Psoriasis - Chronic disease marked by itchy, erythematous skin with silver patches Vitiligo - Loss of pigment in one or more areas of the skin, creating the appearance of milky-white patches
Diseases / Disorders Impetigo - Bacterial infection of the skin characterized by vesicles (small, fluid-filled sacs), pustules (small, pus-filled blisters), and crusted-over lesions . Cyanosis - Appearance of blue/purple discoloration of the skin due to insufficient blood oxygen or poor circulation. Many respiratory and circulatory diseases produce cyanosis. Alopecia - Hair loss that results from genetics, normal aging, illness, or drugs used to treat certain diseases. Gangrene - Necrosis or death of tissue, due to loss of blood supply, followed by a bacterial infection. Eczema- Acute or chronic inflammatory skin disease characterized by erythema, itchiness, and edema or swelling. Health Careers Dermatologists - Medical practitioner ready to diagnose and treat the multitude of skin disorders that can happen. Primary Care Physician (PCP) - A physician that gives the first contact of a person with an undiagnosed health concern. Also, treats various medical conditions no matter the cause.
Labeled System
S ources of research W ww.g-wonlinetextbooks.com (mostly used) https://www.google.com/search?q=google&oq=google&a qs=chrome..69i57j0l5.2069j0j7&sourceid=chrome&ie=UTF -8 https://thehumanskinsystem.weebly.com/medical-profes sions.html
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