Phar 241 Quiz 1

Phar 241 Quiz 1 - Phar 241 Quiz 1 - 2009 Luzhi Yan Started:...

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Phar 241 Quiz 1 - 2009 Luzhi Yan Started: January 8, 2009 6:55 PM Questions: 10 1. (Points: 0.5) Which of the following statement correctly describes paracellular transport of drugs with sizes smaller than the junctions between cells in a particular tissue? a. Paracellular transport is not a passive diffusion process. b. Paracellular transport is carrier-mediated. c. Paracellular transport is not determined by drug lipophilicity. d. Paracellular transport involves crossing cell membranes. Save Answer 2. (Points: 0.5) The rate and extent of drug absorption across a biological membrane is governed by which one of the following factors? a. Its ability to be eliminated in bile. b. Its ability to be excreted in urine. c. Its physicochemical properties. d. Its ability to be eliminated in feces. Save Answer 3. (Points: 0.5)
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A weak base drug has a pKa=4. At the stomach pH ≈ 2, which of the following statement is correct? a. The concentration of the nonionized form of the drug is 2-fold higher than the ionized form of
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This note was uploaded on 01/25/2010 for the course SCIENCE phar241 taught by Professor Eson during the Spring '10 term at UBC.

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Phar 241 Quiz 1 - Phar 241 Quiz 1 - 2009 Luzhi Yan Started:...

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