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Bolvin-AnatomyCh6
Review of the vocab dealing with skin and membranes
Question | Answer |
---|---|
another name for skin | cutaneous membrane |
membrane type that lines all body cavities not open to the exterior | serous |
system made up of the skin and its accessory organs | integumentary |
membrane type that lines all body cavities open to the exterior | mucous |
top layer of skin, made of 5 or 6 sublayers | epidermis |
bottom true layer of skin, made of 2 sublayers, lots of connective tissue, glands, nerve endings, blood vessel | dermis |
layer of epidermis that touches the basement membrane, cells look more cuboidal than squamous, active cell division | stratum germinativum |
membane type that does not contain epithelium, lines joint cavities | synovial |
cells in this layer of the epidermis show characteristic spiny connections to each other, located below the stratum granulosum | stratum spinosum |
cells found in the bottom layer of the epidermis that produce pigment and are responsible for skin color | melanocytes |
epidermal cell layer in which the cells are dying and look like they are mostly granules | stratum granulosum |
muscle found connected to the hair follicle, when it contracts it causes the hair to stand up (goosebumps) | arrector pili |
clear looking layer of the epidermis only found in thick skin | stratum lucidum |
outermost layer of a hair when observed in cross section | cuticle |
top layer of epidermis, contains only dead keratinized cells that lack nuclei, looks flakey | stratum corneum |
part of the hair that sticks up above the surface of the skin | shaft |
type of skin found on the palms of the hands and soles of feet, lacks hair follicles | thick |
tissue found under the dermis of the skin, contains muscles and adipose, not considered a true layer of skin | subcutaneous |
part of a hair that is encased in the follicle below the surface of the skin | root |
gland type that is associated with hair follicles, secrete an oily substance that keeps the hair and skin from drying out | sebaceous |
base of the nail plate that looks like a white half moon | lunula |
glands that help with regulating body temperature, secrete mostly water but also a little salt and urea | eccrine |
surface of the skin under the nail | nail bed |
gland type that first become active during puberty, secrete water, salt, urea and also some fatty acids which bacteria really enjoy | apocrine |
innermost part of the hair when viewed in cross section | medulla |