Test Bank For The Human Body In Health And Illness 4th Edition by Barbara Herlihy

Description

Test Bank For The Human Body In Health And Illness 4th Edition by Barbara Herlihy

Table of Contents

1. Introduction to the Human Body
2. Basic Chemistry
3. Cells
4. Cell Metabolism
5. Microbiology Basics
6. Tissues and Membranes
7. Integumentary System and Body Temperature
8. Skeletal System
9. Muscular System
10. Nervous System: Nervous Tissue and Brain
11. Nervous System: Spinal Cord and Peripheral Nerves
12. Autonomic Nervous System
13. Sensory System
14. Endocrine System
15. Blood
16. Anatomy of the Heart
17. Function of the Heart
18. Anatomy of the Blood Vessels
19. Functions of the Blood Vessels
20. Lymphatic System
21. Immune System
22. Respiratory System
23. Digestive System
24. Urinary System
25. Water, Electrolyte, and Acid-Base Balance
26. Reproductive Systems
27. Human Development and Heredity

Herlihy: The Human Body in Health and Illness, 4^th Edition

Chapter 3: Cells

Test Bank

MULTIPLE CHOICE

1. Which of the following is considered the control center of the cell?

a.	Mitochondrion
b.	Nucleus
c.	Lysosome
d.	Centriole

ANS: B

2. The mitochondrion is called the power plant of the cell because _____ within the mitochondrion.

a.	most of the ATP is produced
b.	all protein synthesis occurs
c.	all DNA is located
d.	all ribosomes are located

ANS: A

3. Which of the following is found on the rough endoplasmic reticulum?

a.	Ribosomes
b.	Cilia
c.	Lysosomes
d.	DNA

ANS: A

4. The rough ER is the site of

a.	fatty acid and steroid synthesis.
b.	Krebs cycle activity.
c.	protein synthesis.
d.	intracellular water storage.

ANS: C

5. Which of the following is most associated with the ribosome?

a.	ATP production
b.	Intracellular housecleaning
c.	Glycogen storage
d.	Protein synthesis

ANS: D

6. What is the transport mechanism in this description: a passive process that “pulls” water from an area where there is more water to an area where there is less water?

a.	Filtration
b.	Endocytosis
c.	An ATP-driven pump
d.	Osmosis

ANS: D

7. What is the transport mechanism in this description: a passive process that uses a pressure difference as its driving force?

a.	Facilitated diffusion
b.	An ATP-driven pump
c.	Diffusion
d.	Filtration

ANS: D

8. A beaker is divided into two compartments by a semipermeable membrane. Compartment A contains a 20% NaCl solution and compartment B contains a 50% NaCl solution. The membrane is permeable to water but not to Na⁺ or Cl^–. Initially,

a.	water diffuses from compartment B to compartment A.
b.	Na+ diffuses from compartment B to compartment A.
c.	Na+ diffuses from compartment A to compartment B.
d.	water diffuses from compartment A to compartment B.

ANS: D

9. A beaker is divided into two compartments by a semipermeable membrane. Compartment A contains a 20% NaCl solution and compartment B contains a 50% NaCl solution. The membrane is permeable to water but not to Na⁺ or Cl^–. At equilibrium, the

a.	volume of water in compartment A will be greater than the volume in compartment B.
b.	volume in both compartments A and B will be equal.
c.	concentration of compartment A will decrease.
d.	volume in compartment B will be greater than the volume in compartment A.

ANS: D

10. A beaker is divided into two compartments by a semipermeable membrane. Compartment A contains a 20% NaCl solution while compartment B contains a 50% NaCl solution. The membrane is permeable to both water and Na⁺ and Cl^–. Initially,

a.	Na+ and Cl– diffuse from compartment B to compartment A.
b.	water diffuses from compartment B to compartment A.
c.	Na+ and Cl– diffuse from compartment A to compartment B.
d.	Na+ diffuses from compartment A to compartment B and Cl– diffuses from compartment B to compartment A.

ANS: A

11. A beaker is divided into two compartments by a semipermeable membrane. Compartment A contains a 20% NaCl solution and compartment B contains a 50% NaCl solution. The membrane is permeable to both water and Na⁺ and Cl^–. At equilibrium, the

a.	volume in compartment A will be greater than the volume in compartment B.
b.	volume in compartment B will be greater than the volume in compartment A.
c.	concentrations and volumes will be the same in both compartments.
d.	concentration of salt is greater in compartment A than in compartment B.

ANS: C

12. What are the hairlike structures located on the outer surface of the cell membrane?

a.	Mitochondria
b.	Ribosomes
c.	Cilia
d.	Centrioles

ANS: C

13. What is the extensive internal membrane system that forms channels and is concerned with the synthesis of protein and steroids?

a.	Mitochondria
b.	Lysosomes
c.	Endoplasmic reticulum
d.	DNA

ANS: C

14. Lysosomes are filled with

a.	powerful enzymes that destroy cellular debris and pathogens.
b.	cilia.
c.	DNA.
d.	blood.

ANS: A

15. Which of the following best describes the power or driving force for active transport?

a.	ATP
b.	Pressure
c.	DNA
d.	H+

ANS: A

16. What is the transport mechanism in this description: a passive process that uses a carrier molecule to move a solute from an area of high concentration to an area of low concentration?

a.	Osmosis
b.	An ATP-driven pump
c.	Filtration
d.	Facilitated diffusion

ANS: D

17. What is the name of the process in which an intracellular protein–containing vesicle fuses with the cell membrane and expels the protein to the outside of the cell?

a.	Endocytosis
b.	Pinocytosis
c.	Exocytosis
d.	Phagocytosis

ANS: C

18. Which process describes phagocytosis and pinocytosis?

a.	Facilitated diffusion
b.	Endocytosis
c.	Filtration
d.	Exocytosis

ANS: B

19. Which word means “the bursting of red blood cells”?

a.	Endocytosis
b.	Hemolysis
c.	Crenation
d.	Catalyst

ANS: B