Term
| epithelial tissues- function |
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Definition
free surface that faces body fluid
protection, absorption, secretion (exochrine with duct, endochrine without duct) |
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Term
| connective tissue function |
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Definition
| binds and supports other tissues |
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| loosely arranged fibers-secrete collagen, binding and packing |
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| densely packed, forms tendons(muscles to bone) and ligaments (bone to bone) |
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Definition
| collagen in rubbery material, surrounds ends of bones (shock absorbing) |
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| plasma holds red, white, platelets |
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skeletal-attached to bones by tendons, voluntary movements stirated
cardiac- striated, rapidly relay signal to contract during heartbeat
smooth-lack of striations, walls of urinary bladder, digestive tract, etc., involuntary activites (movement of food) |
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Definition
| forms communication network (functional unit=neuron) |
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Definition
high energy radiation
high resolution, 3-d with computer
aligns H atoms iwht magnet
microscopic MRI
isotopes injected |
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Definition
| work together to mainatain stable fluid environment, depends on negative feedback like cooling mechanisms |
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Term
suspension feeders
substrate feeders
fluid feeders
bulk feeders |
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Definition
substrate-eat substrate they live in (clams)
suspension-food particles from liquids (earthworms)
fluid-suck liquid (mosquitos)
bulk (large pieces of food (us)) |
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Definition
| mouth, tongue, pharynx, esophagus, stomach, small intestine, large intestine |
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Definition
| muscular contractions that move food to stomach |
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Definition
| prevents food from moving into trachea |
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| enzymes in stomach that break down protein |
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| ducts empty into, major organ of chemical digestion and nutrient absorption |
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| trypsin and chemotrypsin- break down protein |
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| produces bile (salt and fluid),pigments, cholesterol-to breakdown fat |
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| fingerlike-absorb amino acids |
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| essential vitamins and minerals |
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| high level=heart disease, saturated fats |
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Definition
| reduced risk-unsaturated fats |
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