Chapter 03: Chemistry of Life Patton: Anatomy and Physiology, 10th Edition

Chapter 03: Chemistry of Life Patton: Anatomy and Physiology, 10th Edition MULTIPLE CHOICE 1. Which of the following represents a trace element in the body? a. Sulfur b. Chlorine c. Iron d. Phosphorus ANS: C DIF: Memorization REF: p. 40, Table 3-1 TOP: Elements and Compounds 2. The kind of element is determined by the number of: a. protons. b. neutrons. c. mesotrons. d. electrons. ANS: A DIF: Application REF: p. 41 TOP: Atomic Number and Mass Number 3. Atomic mass is determined by the number of: a. protons and electrons. b. neutrons and electrons. c. neutrons, protons, and electrons. d. protons and neutrons. ANS: D DIF: Application REF: p. 41 TOP: Atomic Number and Mass Number 4. Carbon has an atomic number of 6. The number of electrons found in the first shell is: a. two. b. four. c. six. d. eight. ANS: A DIF: Application REF: pp. 41-42 TOP: Energy Levels 5. The atomic number of carbon is 6. How many unpaired electrons are in its outer shell? a. Two b. Three c. Four d. Five ANS: C DIF: Application REF: p. 42 TOP: Energy Levels 6. A negatively charged subatomic particle that moves around the nucleus is a(n): a. orbital. b. proton. Anatomy and Physiology 10th Edition Patton Test Bank N O M c. neutron. d. electron. ANS: D DIF: Memorization REF: p. 40, Table 3-1 TOP: Atomic Structure 7. When atoms combine, they may gain, lose, or share: a. electrons. b. protons. c. neutrons. d. nuclei. ANS: A DIF: Application REF: p. 43 TOP: Attractions Between Atoms 8. An ionic bond is formed by: a. two or more positive ions combining. b. two or more negative ions combining. c. a positive and a negative ion attracting each other. d. sharing of a pair of electrons. ANS: C DIF: Application REF: pp. 43-44 TOP: Ionic Bonds 9. An example of an element would be: a. Ne. b. CO2. c. C6H12O6. d. H2O. ANS: A DIF: p. 40, Table 3-1 TOP: Elements and Compounds 10. An isotope of an element contains different numbers of ____ from other atoms of the same element. a. electrons b. protons c. neutrons d. both protons and neutrons ANS: C DIF: Application REF: p. 42 TOP: Isotopes 11. The study of metabolism includes examination of: a. catabolism. b. anabolism. c. ATP requirements. d. all of the above. ANS: D DIF: Memorization REF: p. 46 TOP: Metabolism 12. An example of a catabolic process is: a. hydrolysis. b. dehydration synthesis. c. formation of a peptide bon