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Unit 2 pt 2

Unit 2

QuestionAnswer
moves two structures further apart → Extension,
brings two structures closer together → flexion
A burn that destroys only the superficial cells of the epidermis, such as a mild sunburn, is classified as 1st degree burn
Epidermal cells synthesize this vitamin when exposed to sunlight. Vitamin D
The skin is also called the ___ membrane. cutaneous
Skin is protected by a thick, oily substance called ___. sebum
Exposure of the skin to ultraviolet light can increase melanocyte production.
Functions of the skin include; regulating body temperature
The observed differences in skin color reflect the levels of ________ production. melanin
Injections made under the skin are called; subcutaneous injections
The number one way to prevent the spread of disease is ___. handwashing
As cells are pushed from the deeper portion of the epidermis toward the surface they keratinize (die off)
The bones that form the palms of the hands and your knuckles are the metacarpals
Ribs 1-7 are connected directly to the sternum by separate cartilaginous extensions are called ________ ribs. true
The appendicular skeleton contains ________ bones. 126
Ribs that totally do not connect to any part of the sternum, surrounding cartilage, or other ribs, are called ________. floating ribs
Collagen is responsible for firmness, this is why people often get collagen injections to increase firmness and decrease the appearance of wrinkles. True
Risk factor(s) for osteoporosis: Being female and old
Endochondral bones often start off as (during fetal development): Hyaline cartilage models
The major bone breaking cell (demolition team): Osteoclast
Red marrow makes _____, but yellow marrow mainly stores _____. Blood cells; fat
Created by: alejoh9987
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