TB 09 Questions and Level A+ answers

TB 09 Questions and Level A+
answers
Chapter 09: Water and Electrolyte Balance
Nix: Williams' Basic Nutrition and Diet Therapy, 15th Edition


MULTIPLE57CHOICE

1. The57hormone57that57conserves57body57water57is
a. the57vitamin57D57hormone.
b. the57antidiuretic57hormone.
c. aldosterone.
d. the57parathyroid57hormone.

ANS:57 B
The57antidiuretic57hormone57works57on57the57kidneys’57nephrons57to57induce57reabsorption57an
d57conservation57of57water.

DIF: Cognitive57Level:57Knowledge REF:5 7 p.57143
TOP:5 7 Nursing57Process:57Planning57MSC:5 7 NCLEX:57Physiological57Integrity:57Physiol
ogical57Adaptation

2. The57two57minerals57that57occur57in57the57extracellular57fluid57and57regulate57water57balance57a
re
a. calcium57and57potassium.
b. sodium57and57chloride.
c. phosphorus57and57magnesium.
d. potassium57and57magnesium.
ANS:57 B
Sodium57and57chloride57are57the57two57minerals57that57occur57in57the57extracellular57fluid57a
nd57regulate57water57balance.

DIF: Cognitive57Level:57Knowledge REF:5 7 pp.57135-136
TOP:5 7 Nursing57Process:57Planning57MSC:5 7 NCLEX:57Physiological57Integrity:57Physiol
ogical57Adaptation

3. A57person57is57most57likely57to57have57a57high57body57water57content57if57he57or57she57is
a. overweight.
b. underweight.
c. a57bodybuilder.
d. sedentary.

ANS:57 C
An57athlete57would57have57a57high57body57water57content57related57to57the57amount57of57mus
cle57mass.57Muscle57mass57contains57a57relatively57large57amount57of57water.

DIF: Cognitive57Level:57Application REF:57pp.57134-
13557TOP:5 7 Nursing57Process:57Assessment
MSC:57NCLEX:57Physiological57Integrity:57Physiological57Adaptation57|57NCLEX:57Physiological57In
tegrity:57Reduction57of57Risk57Potential

4. The57term57extracellular57fluid57includes

, a. plasma57and57tissue57secretions.