Small amounts of ATP are produced when pyruvic acid is converted to ____. 

A. creatine phosphate
B. glucose
C. acetylcholinesterase
D. myoglobin
E. lactic acid


E. lactic acid
When a cell is low in oxygen, it converts pyruvic acid to lactic acid.

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The International Union of Pure and Applied Chemistry (IUPAC) uses which of the following rules when naming alkanes?

a. Locates the shortest chain of carbon atoms in the chemical structure. b. Assigns numbers consecutively to each carbon atom in the main chain starting from the end the gives the alkyl substituents attached to the chain the smaller numbers. c. If several substituents occur in the same compound, indicate the substituents alphabetically using the first letter of the main chain. d. The main chain of the structure should always be writing vertically.

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Where do most aerosol particles that are less than 3 µm deposit?

a. Alveoli b. Bronchioles c. Central airways d. Upper airways

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________ prevents the clotting of blood.

A. Bile B. Fibrinogen C. Heparin D. Blood protein

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The elderly patient often suffers from osteoporosis or other degenerative changes

Indicate whether the statement is true or false

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