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Integumentary System
ANP
Question | Answer |
---|---|
An oily secretion that helps waterproof body surface | sebum |
Outermost layer of epidermis | stratum corneum |
becomes active at puberty | apocrine sweat gland |
epidermal pigment | melanin |
inner layer of skin | dermis |
responds to elevated body temperature | eccrine sweat gland |
general name for entire superficial layer of the skin | epidermis |
gland that secretes an oily substance | sebaceous gland |
hard protein of nails and hair | keratin |
cell division and deepest layer of epidermis | stratum basale |
tubelike part that contains the root of the hair | hair follicle |
causes hair to stand erect and goose bumps to appear | arrector pili muscle |
the epidermis is made of | stratified squamous epithelium |
the dermis consists of | irregular dense connective tissue |
the subcutaneous layer is composed of | adipose and areolar connective tissues |
Functions as heat insulator beneath skin | adipose tissue |
contains large amounts of fluid and lacks fibers | blood |
cells arranged around central canal | compact bone |
binds skin to underlying organs | areolar tissue |
main tissue of tendons and ligaments | regular dense connective |
provides stored energy supply in fat vacuoles | adipose tissue |
forms the flexible part of the nasal septum | hyaline cartilage |
cells greatly enlarged with nuclei pushed to sides | adipose tissue |
forms delicate, thin layers between muscles | areolar tissue |
coordinates, regulates, and integrates body functions | nervous tissue |
contains intercalculated discs | cardiac muscle |
muscle that lacks striations | smooth muscle |
striated and involuntary | cardiac muscle |
striated and voluntary | skeletal muscle |
contains neurons and neuroglial cells | nervous tissue |
muscle attached to bones | skeletal muscle |
muscle that composes heart | cardiac muscle |
moves food through the digestive tract | smooth muscle |
transmits impulses along cellular processes | nervous tissue |