Chapter 03: Anatomy of Cells

Chapter 03: Anatomy of Cells

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below 

 

Chapter 03-A: Anatomy of Cells

 

Test Bank

 

TRUE/FALSE

 

1. The longest extension of a nerve cell can be almost a foot long.

 

ANS:   F                      DIF:    Application     REF:    Page 67

TOP:    Functional Anatomy of Cells

 

2. An important function of the cell membrane is the maintenance of cell integrity.

 

ANS:   T                      DIF:    Synthesis        REF:    Page 69 (Table 3-3)

TOP:    Cell Membrane

 

3. Peroxisomes contain enzymes that detoxify harmful substances.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 77

TOP:    Peroxisomes

 

4. The outer portion of the cell membrane is hydrophobic, or water-loving.

 

ANS:   F                      DIF:    Memorization                                     REF:    Page 70

TOP:    Cell Membrane

 

5. Ribosomes attached to the endoplasmic reticulum are responsible for making proteins to be exported out of the cell.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 73

TOP:    Endoplasmic Reticulum

 

6. The functions of the nucleus are regulated by RNA.

 

ANS:   F                      DIF:    Memorization                                     REF:    Page 78

TOP:    Nucleus

 

7. The major direct cell connections are tight junctions, gap junctions, and desmosomes.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 83|Page 84

TOP:    Cell Connections

 

 

8. Tight junctions do not allow molecules to spread through the cracks between cells.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 84

TOP:    Cell Connections

 

MULTIPLE CHOICE

 

1. The fundamental unit of life is the:

a.	atom.
b.	cell.
c.	gene.
d.	DNA molecule.

 

ANS:   B                     DIF:    Memorization                                     REF:    Page 67

TOP:    Introduction

 

2. Which of the following recognize and destroy nonself cells?

a.	Gland cells
b.	Immune cells
c.	Nerve cells
d.	Red blood cells

 

ANS:   B                     DIF:    Memorization

REF:    Page 67 (Table 3-1)                            TOP:    Examples of Cell Types

 

3. Main cell structures include all of the following except:

a.	organelles.
b.	plasma membrane.
c.	interstitial fluid.
d.	cytoplasm.

 

ANS:   C                     DIF:    Memorization                                     REF:    Page 69|Page 70

TOP:    Cell Structure

 

4. Which of the following is not a function of the plasma membrane?

a.	Self-identification
b.	Receptor site for messages
c.	Selective barrier
d.	Control center of the cell

 

ANS:   D                     DIF:    Memorization

REF:    Page 69 (Table 3-3)

TOP:    Some Major Cell Structures and Their Functions

 

5. The structure in cells that is associated with the enzymatic breakdown (digestion) of foreign material is the:

a.	lysosome.
b.	Golgi apparatus.
c.	ribosome.
d.	centriole.

 

ANS:   A                     DIF:    Memorization                                     REF:    Page 76

TOP:    Lysosomes

 

6. The major function of ribosomes is to synthesize:

a.	proteins.
b.	carbohydrates.
c.	fats.
d.	cholesterol.