CHAPTER 9: WATER

CHAPTER 9: WATER

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

MULTIPLE CHOICE

 

1. Water constitutes what percentage of body weight?

a.	between 20 and 30%	c.	between 30 and 40%
b.	between 50 and 60%	d.	over 60%

 

 

ANS:  B                    PTS:   1                    DIF:    A                    TOP:   Introduction

 

2. What hormone is excreted in response to dehydration?

a.	insulin	c.	aldosterone
b.	antidiuretic hormone	d.	testosterone

 

 

ANS:  B                    PTS:   1                    DIF:    A

TOP:   Fluid and Electrolyte Balance

 

3. Which organ has the main role of helping electrolyte balance?

a.	liver	c.	heart
b.	stomach	d.	kidneys

 

 

ANS:  D                    PTS:   1                    DIF:    A

TOP:   Fluid and Electrolyte Balance

 

4. Low blood pressure, dry skin, and fever are all symptoms of ____.

a.	sodium deficiency	c.	dehydration
b.	anxiety	d.	hypertension

 

 

ANS:  C                    PTS:   1                    DIF:    B

TOP:   Fluid and Electrolyte Balance

 

5. A pH of 3 is considered ____.

a.	risky	c.	acidic
b.	basic	d.	neutral

 

 

ANS:  C                    PTS:   1                    DIF:    B                    TOP:   Acid–Base Balance

 

6. When there is an increase in carbon dioxide in the blood, what occurs?

a.	heart rate increases	c.	heart rate slows
b.	breathing rate increases	d.	breathing rate slows

 

 

ANS:  B                    PTS:   1                    DIF:    B                    TOP:   Acid–Base Balance

 

7. When the body is not able to balance the need for bases with the amount of acid retained, what condition might occur?

a.	alkalosis	c.	acidosis
b.	renal failure	d.	kidney disease

 

 

ANS:  C                    PTS:   1                    DIF:    B                    TOP:   Acid–Base Balance