Chapter 18: Endocrine System

Chapter 18: Endocrine System

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

Chapter 18: Endocrine System

 

Test Bank

 

TRUE/FALSE

 

1. Most hormones are highly specific in their action.

 

ANS:   T                      DIF:    Application     REF:    Page 550

TOP:    General Principles of Hormone Action

 

2. Endocrine glands release their hormones into ducts that eventually empty into the circulatory system.

 

ANS:   F                      DIF:    Memorization                                     REF:    Page 546

TOP:    Endocrine System Introduction

 

3. The endocrine system can regulate most cells in the body.

 

ANS:   T                      DIF:    Memorization

REF:    Page 546 (Table 18-1)                        TOP:    Endocrine System Introduction

 

4. Both the endocrine and nervous systems exhibit control via regulatory feedback loops.

 

ANS:   T                      DIF:    Memorization

REF:    Page 546 (Table 18-1)                        TOP:    Endocrine System Introduction

 

5. The general effect of hormones is to produce regulatory changes within the target cell.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 550

TOP:    General Principles of Hormone Action

 

6. All nonsteroid hormones operate according to the second messenger model.

 

ANS:   F                      DIF:    Memorization                                     REF:    Page 553

TOP:    Mechanisms of Nonsteroid Hormone Action

 

7. The “lock-and-key” mechanism allows hormones to bind only with target cells that have receptors that “fit” them exactly.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 550

TOP:    General Principles of Hormone Action

 

8. Input from the nervous system influences secretion of some hormones.

 

ANS:   T                      DIF:    Memorization                                     REF:    Page 554

TOP:    Regulation of Hormone Secretion