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A & P Ch. 4 Integ.
integumentary system
| Question | Answer |
|---|---|
| what is the largest organ in the body? | skin |
| continuous with mucous membranes, layered structures | characteristics of skin |
| protects the body form microorganisms, sunlight and chemicals | functions |
| what is one of the senses that you cannot block out? | pressure |
| what is the protein that water proofs the skin and that occurs in hair and fingernails? | karatin |
| where is the melanin pigment produced | deep layers of epidermis |
| what protects the deeper cells from sunlight? | melanocytes |
| what are the two layers of the epidermis | stratum corneum, and stratum germinativum |
| what does germinating mean? | grow |
| what is the layer of the epidermis with only dead cells left? | stratum corneum |
| how does the stratum germinativium grow? | mitosis |
| waht is the dermis composed of | fibrous connective tissue |
| what is the muscle that causes goose bumps? | arrector pili |
| what is the underlying white crescent part of the nail called | lanule |
| if there are many sensory receptors in the area, how will the sensitivity be to that area? | strong |
| what are oil glands called | sebaceous |
| what is oil called | sebum |
| what lessens the amount of heat loss from the skin? | sebaceous |
| what inhibits the growth of bacteria on the skin? | sebaceous glands |
| what are ear wax glands called? | ceruminous glands |
| what are sweat glands reffered to as? | sudoriferous glands |
| what two types of sweat glands are there? | appocrine and eccrine |
| appocrine | puberty sweating |
| sweat glands in the forehead, upperlip, plams and soles | eccrine |
| what is the acid left after fat is burned? | keytone |
| what layer of skin is not actually a layer? | subcutaneous |
| loose connective tissue; the matrix contains tissue fluid and WBC's | aerolar tissue |
| stores fat as a potential energy sorce | ADIPOSE |
| what color is normal skin | pink, or pink undertones |
| if someone has cherry red skin, what might that be an indicator of? | carbon monoxide poisoning |
| what are the most common forms of skin cancer? | squamous cell and basal cell carcinoma |
| what is the main reason for complication in burn victoms? | infection |