Skin Practice Exam Questions Correctly Answered.
integument - CORRECT ANSWER a.k.a. skin
means "covering"
epidermis - CORRECT ANSWER outermost protective shield of the body
NOT VASCULARIZED (gets nutrition by diffusion through the tissue fluid from blood vessels in dermis)
epidermi...
Skin Practice Exam Questions Correctly Answered.
integument - CORRECT ANSWER a.k.a. skin
means "covering"
epidermis - CORRECT ANSWER outermost protective shield of the body
NOT VASCULARIZED (gets nutrition by diffusion through the tissue fluid from blood vessels in dermis)
epidermis - CORRECT ANSWER skin layer composed of EPITHELIAL CELLS
dermis - CORRECT ANSWER tough leathery skin layer
VASCULARIZED
dermis - CORRECT ANSWER skin layer made of FIBROUS CONNECTIVE TISSUE
hypodermis (superficial fascia) - CORRECT ANSWER subcutaneous tissue just deep to the skin
technically NOT SKIN, but shares some of the skin's protective functions
hypodermis (superficial fascia) - CORRECT ANSWER consists of mostly ADIPOSE & some AREOLAR CONNECTIVE TISSUE
hypodermis (superficial fascia) - CORRECT ANSWER stores fat (shock absorber & insulator) thickens when one gains weight (breasts & hips females... anterior abdomen males...)
hypodermis (superficial fascia) - CORRECT ANSWER archors skin to underlying structures (mostly muscles) loosely (enough that the skin can slide relatively freely over them)
epidermis - CORRECT ANSWER made of keratinized stratified squamous epithelium
4 distinct cell types (keratinocytes, melanocytes, merkel cells, langerhans' cells)
4/5 distinct layers (stratum BASALE, stratum SPINOSUM, stratum GRANULOSUM, stratun LUCIDUM, stratum CORNEUM)
keratinocytes - CORRECT ANSWER produce KERATIN (fibrous protein)
keratinocytes - CORRECT ANSWER tightly attached together by desmosomes
keratinocytes - CORRECT ANSWER created in stratum basale next to the basement membrane
keratinocytes - CORRECT ANSWER move upward by new cells being made underneath
keratinocytes - CORRECT ANSWER flattens out when nearing the surface
when dead- scalelike structures a little more than keratin-filled plasma membranes
keratinocytes - CORRECT ANSWER completely replaced every 25-45 days
callus - CORRECT ANSWER thickening of epidermis caused by persistent friction
melanocytes - CORRECT ANSWER spider shaped cells
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