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McCance & Huether’s Pathophysiology The Biologic Basis for Disease in Adults and Childr
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en 9th Edition by Julia Rogers
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Chapter 1-49 sd




Chapter 01: Cellular Biology
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Rogers: McCance & Huether’s Pathophysiology, 9th Edition
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MULTIPLE CHOICE sd




1. Which statement best describes the cellular function of metabolic absorption?
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a. Cells can produce proteins. sd sd sd



b. Cells can secrete digestive enzymes. sd sd sd sd



c. Cells can take in and use nutrients. sd sd sd sd sd sd



d. Cells can synthesize fats. sd sd sd




ANS: C s d



In metabolic absorption, all cells take in and use nutrients and other substances from their surro
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undings. The remaining options are not inclusive in their descriptions of cellular metabolic ab
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sorption.

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2. Where is most of a cell’s genetic information, including RNA and DNA, contained?
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a. Mitochondria
b. Ribosome
c. Nucleolus
d. Lysosome
ANS: C s d



The nucleus contains the nucleolus, a small dense structure composed largely of RNA, most of
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the cellular DNA, and the DNA-
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binding proteins, such as the histones, which regulate its activity. The mitochondria are respo
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nsible for cellular respiration and energy production.
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Ribosomes’ chief function is to provide sites for cellular protein synthesis. Lysosomes functio
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n as the intracellular digestive system.
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DIF: Cognitive Level: Remembering sd sd




3. Which component of the cell produces hydrogen peroxide (H2O2) by using oxygen to remove h
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ydrogen atoms from specific substrates in an oxidative reaction?
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a. Lysosomes
b. Peroxisomes
c. Ribosomes
d. Endosome
ANS: B s d