Test_Bank for Holes Human Anatomy and Physiology 13th Edition Shier

Ch02 Chemical Basis of Life Multiple Choice Questions 1. Chemistry deals with A. the composition and changes of substances that make up living as well as non-living matter. B. the composition and changes of substances found in organisms only. C. the composition of and changes of substances that make up non-living matter only. D. the location of organs in body cavities. Bloom's Level: 2. Understand Learning Outcome: 02.01 Topic: Chemistry 2. Chemistry is important to the study of physiology because A. the foods that we eat are chemicals. B. body functions depend on cellular functions that reflect chemical changes. C. chemical reactions enable our bodies to extract energy from nutrients. D. all of the above. Bloom's Level: 2. Understand Learning Outcome: 02.01 Topic: Chemistry download full file at download full file at 3. Which of the following substances is an element? A. Iron B. Water C. Sodium chloride D. Glucose Bloom's Level: 2. Understand Learning Outcome: 02.02 Topic: Chemistry 4. Which of the following groups of elements account for more than 95% of the human body by weight? A. Carbon, hydrogen, oxygen, nitrogen B. Calcium, hydrogen, oxygen, nitrogen C. Carbon, phosphorus, oxygen, hydrogen D. Calcium, phosphorus, hydrogen, nitrogen Bloom's Level: 1. Remember Learning Outcome: 02.02 Topic: Chemistry 5. The atoms of different elements have A. the same atomic number and same atomic weight. B. the same atomic number but different atomic weights. C. different atomic numbers. D. different atomic numbers but the same number of electrons. Bloom's Level: 2. Understand Learning Outcome: 02.02 Topic: Chemistry 6. Isotopes of an element have A. the same atomic number and same atomic weight. B. the same atomic number but different atomic weights. C. different atomic numbers but the same atomic weight. D. different atomic numbers and different atomic weights. Bloom's Level: 1. Remember Learning Outcome: 02.02 Topic: Chemistry 7. Which of the following is(are) ionizing radiation? A. Cosmic radiation only B. Gamma radiation only C. Both cosmic radiation and gamma radiation D. Neither cosmic nor gamma radiation Bloom's Level: 1. Remember Learning Outcome: 02.02 Topic: Chemistry 8. The atomic weight of an element whose atoms contain 8 protons, 8 electrons, and 8 neutrons is A. 8. B. 16. C. 24. D. 32. Bloom's Level: 3. Apply Learning Outcome: 02.02 Topic: Chemistry download full file at download full file at 9. The atoms of the isotopes of a particular element vary in the number of A. electrons. B. protons. C. neutrons. D. nuclei. Bloom's Level: 2. Understand Learning Outcome: 02.02 Topic: Chemistry 10. The first electron shell of an atom can hold a maximum of A. 1 electron. B. 2 electrons. C. 4 electrons. D. 8 electrons. Bloom's Level: 1. Remember Learning Outcome: 02.02 Topic: Chemistry 11. When forming a bond, an atom that has 3 electrons in its second shell and a filled first shell will A. lose 3 electrons from its second shell. B. lose all of the electrons from its first shell. C. lose all of the electrons from both its first and second shells. D. gain 5 electrons in its second shell. Bloom's Level: 3. Apply Learning Outcome: 02.02 Topic: Chemistry 12. The formula H2O refers to A. Two hydrogen molecules and one oxygen molecule. B. One hydrogen molecule and two oxygen molecules. C. A molecule that contains two hydrogen atoms and one oxygen atom. D. A molecule that contains one hydrogen atom and two oxygen atoms. Bloom's Level: 2. Understand Learning Outcome: 02.02 Topic: Chemistry 13. A decomposition reaction can be symbolized by A. A + B C + D. B. A + B AB. C. AB A + B. D. C + D AB. Bloom's Level: 1. Remember Learning Outcome: 02.02 Topic: Chemistry 14. A water solution that contains equal numbers of hydrogen ions and hydroxide ions is A. acidic. B. basic. C. alkaline. D. neutral. Bloom's Level: 2. Understand Learning Outcome: 02.02 Topic: Chemistry