Which of the following processes is under voluntary
control?
a. filtration
b. reabsorption
c. urination
d. secretion
e. excretion
Answer: c
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Which enzymes from the pancreas function in the small intestine to digest proteins?
a. amylases b. lipases c. trypsin and chymotrypsin d. bile acids e. disaccharidases
A modified form of cellulose found in the exoskeletons of insects and crustaceans is known as
A. glycogen B. chitin C. amylose D. starch
Denaturation disrupts the secondary and tertiary structure of proteins. However, denaturation is not strong enough to disrupt what interaction that is relevant to protein structure?
A. ionic bonds B. van der Waals attraction C. peptide bonds D. hydrophobic exclusion E. hydrogen bonds
If heart rate is 100 beats per minute and cardiac output is 5000 ml/min, then stroke volume is ______.
a. 5,000 ml b. 500,000 ml c. 100 ml d. 50 ml