Test Bank For Anatomy And Physiology 9th Edition by Marieb

Test Bank For Anatomy And Physiology 9th Edition by Marieb is a comprehensive resource that covers all the essential content needed to ace your next exam. This Test Bank provides you with practice questions and detailed answer explanations for every chapter in the book, ensuring that you are fully prepared for even the most challenging questions on the test.

In addition, the Test Bank also includes a diagnostic test to help you identify any areas where you may need additional review. With its comprehensive coverage and high-quality content, the Test Bank For Anatomy And Physiology 9th Edition by Marieb is an essential tool for any student striving for success in their coursework.

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Test Bank For Anatomy And Physiology 9th Edition by Marieb

Patton: Anatomy and Physiology, 9th Edition Chapter 03: Chemical Basis of Life

Test Bank

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: 

TOP: Basic Chemistry 

2. The kind of element is determined by the number of:

a. protons.

b. neutrons.

c. mesotrons.

d. electrons.

ANS: A 

DIF: Application 

REF: 

TOP: Atomic Number and Mass Number  

3. Atomic weight 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: 

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: 

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: 

TOP: Energy Levels

6. A negatively charged subatomic particle that moves around the nucleus is a(n):

a. orbital.

b. proton.

c. neutron.

d. electron.

ANS: D 

DIF: Memorization   

REF: 

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: 

TOP: Attraction 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: 

TOP: Ionic Bonds

9. An example of an element would be:

a. Ne.

b. CO2.

c. C6H12O6.

d. H2O.

ANS: A 

DIF: Application 

REF: 

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: 

TOP: Isotopes

11. Which of the following elements is least likely to combine with another element?

a. Hydrogen

b. Helium

c. Oxygen

d. Carbon

ANS: B 

DIF: Synthesis 

REF: 

TOP: Attraction Between Atoms—Chemical Bonds 

12. The hydrogen isotope tritium consists of:

a. one proton.

b. one proton and one neutron.

c. two protons and one neutron.

d. one proton and two neutrons.

ANS: D 

DIF: Application 

REF: 

TOP: Isotopes

13. Which of the following bonds are the weakest?

a. Ionic 

b. Hydrogen 

c. Electrovalent 

d. Covalent 

ANS: B 

DIF: Memorization   

REF: 

TOP: Hydrogen Bonds 

14. The type of reaction in which substances are combined to form more complex substances is called a(n) _____ reaction.

a. reversible 

b. exchange 

c. synthesis 

d. decomposition 

ANS: C 

DIF: Memorization   

REF: 

TOP: Chemical Reactions 

15. The process of the digestion of food is an example of which type of reaction?

a. Synthesis

b. Decomposition

c. Exchange

d. Reversible

ANS: B 

DIF: Application 

REF: 

TOP: Chemical Reactions 

16. Substances that accept hydrogen ions are called:

a. acids.

b. bases.

c. buffers.

d. salts.

ANS: B 

DIF: Memorization   

REF: 

TOP: Bases

17. Acids:

a. are proton donors.

b. taste sour.

c. release hydrogen ions in an aqueous solution.

d. All of the above are true of acids.

ANS: D 

DIF: Synthesis 

REF: 

TOP: Acids

18. A solution that contains a greater concentration of hydroxide ions (OH) than hydrogen ions (H+) is a(n) _____ solution.

a. acidic 

b. alkaline (basic) 

c. neutral 

d. Not enough information is given to determine the character of the solution.

ANS: B 

DIF: Application 

REF: 

TOP: Bases

19. In the presence of a base, red litmus paper will:

a. stay red.

b. turn blue.

c. turn green.

d. turn yellow.

ANS: B 

DIF: Memorization   

REF: 

TOP: Acids and Bases 

20. The most abundant and important compound(s) in the body is(are):

a. air.

b. water.

c. proteins.

d. nucleic acids.

ANS: B 

DIF: Memorization   

REF: 

TOP: Water

21. Approximately what percentage of body weight is water?

a. 40%

b. 50%

c. 60%

d. 70%

ANS: D 

DIF: Memorization   

REF: 

TOP: Water

22. AB + CD  AD + CB is an example of a(n) _____ reaction.

a. synthesis 

b. exchange 

c. decomposition 

d. reversible 

ANS: B 

DIF: Application 

REF: 

TOP: Chemical Reactions 

23. Which of the following represents properties of water?

a. High specific heat

b. High heat of vaporization

c. Strong polarity

d. All of the above

ANS: D 

DIF: Synthesis 

REF: 

TOP: Properties of Water 

24. The approximate pH of gastric fluid is:

a. 10.

b. 8.

c. 4.

d. 2.

ANS: D 

DIF: Memorization   

REF: 

TOP: The pH Scale  

25. Which of the following is not one of the major groups of organic substances in the human body?

a. Proteins

b. Salts

c. Lipids

d. Nucleic acids

ANS: B 

DIF: Synthesis 

REF: 

TOP: Organic Molecules 

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