Vanders Human Physiology The Mechanisms of Body Function 12th Edition By Widmaier – Test Bank

Vanders Human Physiology The Mechanisms of Body Function 12th Edition By Widmaier – Test Bank

Chapter 02 Chemical Composition of the Body

  Multiple Choice Questions

1. In an atom, the number ofA. Protons always equals the number of neutronsB. Of protons always equals the number of electronsC. Of neutrons always equals the number of electronsD. Both protons always equals the number of neutrons and of protons always equals the number of electrons are correctE. All of the choices are correct

Bloom’s Level: 1. RememberSection 2.01Topic: Chemistry

2.  An atom’s identity is directly determined byA.  The number of electrons it hasB.  The number of neutrons it hasC.  The number of protons it hasD.  The number of bonds it can formE.  Its atomic weight 

Bloom’s Level: 1. RememberSection 2.01Topic: Chemistry

3. Carbon-12 and carbon-14 are isotopes. They differ in the number ofA. ProtonsB. NeutronsC. ElectronsD. Chemical bonds they can formE. All of the choices are correct

Bloom’s Level: 1. RememberSection 2.01Topic: Chemistry

4.  A covalent bond between two atoms isA.  Formed when each atom shares one of its inner-orbit electrons with the other atomB.  Formed when each atom shares one of its outer-orbit electrons with the other atomC.  The strongest of the chemical bondsD.  Formed when each atom shares one of its inner-orbit electrons with the other atom and the strongest of the chemical bondsE.  Formed when each atom shares one of its outer-orbit electrons with the other atom and the strongest of the chemical bonds 

Bloom’s Level: 1. RememberSection 2.02Topic: Chemistry

5. Ions areA. Electrically neutralB. Electrically chargedC. Formed by the gain or loss of protons from the nucleusD. Electrically charged and formed by the gain or loss of protons from the nucleusE. None of the choices are correct

Bloom’s Level: 1. RememberSection 2.01Topic: Chemistry

6. When magnesium loses electrons to become an ion it formsA. A covalent bondB. A cationC. An anionD. A new element

Bloom’s Level: 1. RememberSection 2.01Topic: Chemistry

7. If a sports beverage advertises that it replaces the body’s electrolytes, it will replaceA. Sugars that were broken down for energyB. Ionic forms of mineral elementsC. Lipids that form the membranes of cellsD. Oxygen and gases used by metabolismE. Vitamins

Bloom’s Level: 3. ApplySection 2.01Topic: Chemistry

8. Of the major ions in the body, the only one that carries a negative charge isA. ChlorideB. SodiumC. PotassiumD. HydrogenE. Calcium

Bloom’s Level: 1. RememberSection 2.01Topic: Chemistry

9. Free radicalsA. React rapidly with other atomsB. Include hydroxyl radical and nitric oxideC. Contain two electrons in the outermost orbitalD. React rapidly with other atoms and include hydroxyl radical and nitric oxide are correctE. All of the choices are correct

Bloom’s Level: 1. RememberSection 2.02Topic: Chemistry

10. If a free radical reacts with another molecule the free radical willA. Remove electrons from the other moleculeB. Form an unbreakable bond with the other moleculeC. Remove protons from the other moleculeD. Stabilize the other moleculeE. None of the choices are correct

Bloom’s Level: 1. RememberSection 2.02Topic: Chemistry