Chapter 8: Water
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Chapter 8: Water

Nutrition And Diet Therapy- 6th Edition by Carroll A. Lutz and Erin E. Mazur

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Chapter 8: Water

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

  1. Children reach the adult proportion of body water to body weight at about:
  2. 1 year of age
  3. 2 years of age
  4. 3 years of age
  5. 4 years of age

 

Ans: 3

  Feedback
1. The adult proportion of water to body weight is reached at about 3 years of age.
2. The adult proportion of water to body weight is reached at about 3 years of age.
3. The adult proportion of water to body weight is reached at about 3 years of age.
4. The adult proportion of water to body weight is reached at about 3 years of age.

KEY: Integrated Process: Nursing Process | Client Need: Health Promotion and Maintenance t | Cognitive Level: Comprehension

 

 

 

  1. The mineral that has the most influence on extracellular fluid osmolality is:
  2. Calcium
  3. Chloride
  4. Potassium
  5. Sodium

 

Ans: 4

  Feedback
1. The primary determinant of extracellular fluid osmolality is sodium, not calcium.
2. The primary determinant of extracellular fluid osmolality is sodium, not chloride.
3. The primary determinant of extracellular fluid osmolality is sodium, not potassium.
4. The primary determinant of extracellular fluid osmolality is sodium.

KEY: Integrated Process: Nursing Process | Client Need: Physiological Integrity: Basic Care and Comfort | Cognitive Level: Comprehension

 

 

 

  1. An isotonic solution has:
  2. The same pH as blood
  3. More ions per unit volume than blood
  4. More water per unit volume than blood
  5. Osmotic pressure equal to that of blood

 

Ans: 4

  Feedback
1. Isotonic solutions approximate the osmolality, not pH, of blood plasma.
2. Isotonic solutions approximate the osmolality of blood plasma—that is, they have the same concentration and exert the same osmotic pressure.
3. Isotonic solutions approximate the osmolality of blood plasma—that is, they have the same concentration and exert the same osmotic pressure.
4. Isotonic solutions approximate the osmolality of blood plasma.

KEY: Integrated Process: Nursing Process | Client Need: Physiological Integrity: Pharmacological and Parenteral Therapies | Cognitive Level: Comprehension Knowledge

 

 

  1. The hormone that causes the kidney to conserve sodium and thus retain water is:
  2. Adrenocorticotropic hormone
  3. Adrenaline
  4. Aldosterone
  5. Antidiuretic hormone

 

Ans: 3

  Feedback
1. Adrenocorticotropic hormone is involved in the stress response.
2. Adrenaline is a hormone that is released in response to stress.
3. Aldosterone causes the body to retain sodium.
4. Antidiuretic hormone causes the body to reabsorb water.

KEY: Integrated Process: Nursing Process | Client Need: Physiological Integrity: Physiological Adaptation | Cognitive Level: Knowledge

 

 

 

  1. The task of returning water to the bloodstream from the gastrointestinal tract is performed by the:
  2. Large intestine
  3. Liver
  4. Small intestine
  5. Stomach

 

Ans: 1

  Feedback
1. Water is absorbed back into the blood stream from the large intestine.
2. Water is absorbed back into the blood stream from the large intestine, not the liver.
3. Water is absorbed back into the blood stream from the large intestine, not the small intestine.
4. Water is absorbed back into the blood stream from the large intestine, not the stomach.

KEY: Integrated Process: Nursing Process | Client Need: Physiological Integrity: Basic Care and Comfort | Cognitive Level: Knowledge

 

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