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Integumentary System
Stack #1
| Question | Answer |
|---|---|
| protective covering and first line of defense | integumentary system |
| makes new skin cells to replace old | germinativum |
| another name for germinativum | stratum basale |
| tough, leather fibrous connective tissue; only part vascularized | dermis |
| dermis | corium |
| superficial fascia; mostly fat (insulate and absorb shock); anchors skin to underlying structures | subcutaneous |
| subcutaneous | hypodermis |
| barrier to sun's uv rays, invasion of pathogens, holds moisture in and prevents deeper tissue dryness | protection |
| responds to pain, pressure, temp (hot/cold), and touch | sensory perception |
| blood vessels help retain or lose heat | body temperature regulation |
| excess heat escapes through skin | dilate |
| heat is retained in body | constrict |
| help cool body through evaporation of perspiration | sudoriferous |
| stores fat, glucose, water, vitamins, and salts | tissue |
| tissue in subcutaneous fascia is source of energy | adipose |
| medications absorbed through the skin | transdermal medications |
| skin helps body eliminate salt, waste, and excess water and heat with perspiration | excretion |
| your skin produces this by using UV rays, and it matures in the liver | Vitamin D |
| white portion of nail bed | lunula |
| nails are these types of cells | keratinized |
| hair is made of this | keratin |
| permanent hair loss | alopecia |
| hair grows from this hollow tube | follicle |
| the part of the hair that projects from the skin | shaft |
| embedded into the skin; shape determines whether hair is straight or curly | root |
| depends on melanocytes located in the follicle | pigment |
| this pigment is brown/black | melanosis |
| this pigment is red/yellow | caroterene |
| sweat glands | sudoriferous |
| purpose of sweat glands | secretion |
| substance produced in epidermis by melanocytes | melanin |
| absence of color pigments | albino |
| abnormal colors of the skin may indicate this | disease |
| reddish color; caused by burns or congestion of blood vessels | erythema |
| yellow discoloration; caused by bile in blood as a result of liver of gallbladder ds | jaundice |
| bluish skin; caused by insufficient oxygen; includes heart, lung, circulatory ds/disorders | cyanosis |
| flat spots aka freckles | macules |
| firm raised = pimples | papules |
| blisters aka fluid filled = chicken pox | vesicles |
| pusfilled aka acne | pustules |
| dried pus/blood | crust |
| itchy, elevated with erregular shapes aka insect bites/hives | wheals |
| deep loss of skin surface | ulcer |
| inflammation of sebaceous glands | acne |
| contagious fungal condition, tx = antifungals | athlete's foot |
| basal cell carcinoma | skin cancer |
| most dangerous skin cancer, lesions are brown, pink, black, multicolored | melanoma |
Created by:
jnguyen12
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