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February 19 Zoology
Terms in this set (16)
what are the two kinds of arthropod excretion
-antennal (green) glands
who uses antennal (green) glands
how does malpighian tubules work? and who uses this structure?
-the function of the malpighian that extracts waste from hemolymph
what is hemolympth
very similar to blood, but not "true" blood
-we use nephrons
how many nephrons in total does one human being have
- 1 million nephrons
what is the name of a specialist in kidney function?
what organ has the most control over blood pressure?
what is the glomerulus?
-structure in which filtration happens
-a mass of capillaries creates a pressure high enough to force fluid (filtrate) into the Bowman's capsule, then into proximal tubules
what two problems does the urinary system help solve?
what is normal environmental temperature range in which almost all animals live in?
0- 40 degrees Celsius
32-101 degrees Fahrenheit
what is the hottest place in the world?
the coldest place on earth?
- 100 degrees F below zeron
what is poikilothermy?
wide variable body temperature (cold blooded)
what is homeothermy?
-relatively constant body temperature, variation in temperature can be bad for homeotherms
- have a fairly constant body temperature because of the organisms large mass, they lose heat very very slowly
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