For what metabolic reason does respiration occur?
A. Solely to increase blood O2 levels
B. To supply cells with O2 for ATP synthesis and to remove CO2 from the blood
C. To offload metabolic toxins from body fluids
D. To decrease blood O2 and increase blood CO2
Answer: B. To supply cells with O2 for ATP synthesis and to remove CO2 from the blood
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Extracorporeal shock-wave lithotripsy is used to treat
A. kidney stones. B. a urinary tract infection. C. kidney failure. D. gout.
Bile is stored in the
A) liver. B) duodenum. C) pancreas. D) gallbladder. E) appendix.
Hydrochloric acid from the stomach is neutralized in the small intestine by
A) water that was ingested with the food. B) bicarbonate from the pancreas. C) trypsin. D) bile from the liver. E) enzymes from the intestinal crypts.
which are actions of the frontalis? select all that apply.
a) wrinkles skin of forehead b) retracts scalp c) elevates eyebrows d) fixes galea aponeurotica e) draws scalp forward