A ____ exists when total body input of a particular substance equals its total body output
a. positive balance
b. negative balance
c. stable balance
d. state of equilibrium
e. steady state
C
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The symptoms of hyperventilation may be averted by breathing into a paper bag because it ________
A) reduces brain perfusion by constricting cerebral blood vessels B) helps retain oxygen in the blood C) lowers blood pH levels D) helps retain carbon dioxide in the blood
Extracorporeal shock-wave lithotripsy is used to treat
A) gout. B) kidney failure. C) kidney stones. D) a urinary tract infection.
Order the following muscle cell components from larger to smaller
1 . troponin 2 . myofibril 3 . sarcomere 4 . thin filament 5 . muscle fiber a. 3, 4, 1, 5, 2 b. 1, 2, 3, 5, 4 c. 5, 4 ,3 , 1, 2 d. 5, 2, 3, 4, 1 e. 3, 4, 5, 2, 1
Hormones of the posterior lobe of the pituitary are synthesized in neuronal cell bodies of the hypothalamus and transported to the pituitary by axonal transport.
Answer the following statement true (T) or false (F)