Fluid Compartments and Body Fluid Balance

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Questions and Answers

What is the main reason why an infant, especially one born prematurely, has a higher amount of body fluid compared to an elderly person?

  • Lower body fat percentage
  • Greater metabolic rate (correct)
  • Higher lean body mass
  • Less water retention

Why do females tend to have less body fluid compared to males?

  • They have a lower metabolic rate
  • They have a lower sweat rate
  • They have a higher percentage of body fat (correct)
  • They have a higher percentage of lean body mass

What happens to the body's fluid content when it is exposed to excess heat?

  • The body's metabolic rate slows down
  • The sympathetic nervous system is suppressed
  • The body loses more water through sweat (correct)
  • The body retains more water

What is the term used to describe the normal distribution of fluid in the body?

<p>First spacing (D)</p> Signup and view all the answers

What is the weight of 1 liter of water?

<p>2.2 pounds (B)</p> Signup and view all the answers

What is the best indicator of fluid status?

<p>Sudden weight gain or loss (B)</p> Signup and view all the answers

What happens when there is decreased secretion of aldosterone?

<p>Sodium and water loss and potassium retention (A)</p> Signup and view all the answers

What is the primary function of the parathyroid gland?

<p>Regulating calcium and phosphate balance (C)</p> Signup and view all the answers

What is the location of the thirst center?

<p>Hypothalamus (C)</p> Signup and view all the answers

What is the estimated daily fluid volume requirement for an adult?

<p>30-40ml/kg/day (B)</p> Signup and view all the answers

What is the balance between fluid intake and output in a healthy person?

<p>Intake = Output (A)</p> Signup and view all the answers

What is one of the elements for assessing fluid balance and hydration status?

<p>Clinical assessment (A)</p> Signup and view all the answers

What is the primary function of the kidneys in maintaining homeostasis?

<p>Regulation of ECF volume and electrolyte levels (C)</p> Signup and view all the answers

How do the lungs contribute to maintaining homeostasis?

<p>By removing excess water from the body (C)</p> Signup and view all the answers

What is the role of the hypothalamus in maintaining homeostasis?

<p>To manufacture ADH (C)</p> Signup and view all the answers

What is the effect of aldosterone on the body?

<p>It increases sodium retention and potassium loss (B)</p> Signup and view all the answers

What would happen if the heart's pumping action fails?

<p>Renal perfusion and fluid and electrolyte regulation would be impaired (B)</p> Signup and view all the answers

What is the normal creatinine level in females?

<p>0.5-1.1 mg/dl (B)</p> Signup and view all the answers

What is the role of the posterior pituitary in maintaining homeostasis?

<p>It stores ADH for release during need (D)</p> Signup and view all the answers

Which of the following is NOT a common risk factor for fluid, electrolyte, and acid-base imbalances?

<p>Hypertension (C)</p> Signup and view all the answers

What is the primary organ responsible for maintaining fluid, electrolyte, and acid-base balance?

<p>Kidneys (D)</p> Signup and view all the answers

Which of the following medications can contribute to fluid, electrolyte, and acid-base imbalances?

<p>Diuretics (D)</p> Signup and view all the answers

What can decreased blood flow to the kidneys due to cardiovascular disease lead to?

<p>Sodium and water retention (C)</p> Signup and view all the answers

Which of the following diseases can affect acid-base balance?

<p>All of the above (D)</p> Signup and view all the answers

What is a common symptom of fluid volume excess?

<p>Distended neck veins (C)</p> Signup and view all the answers

What is the main purpose of monitoring weight and vital signs in patients with fluid volume excess?

<p>To identify early signs of fluid volume excess (D)</p> Signup and view all the answers

What is edema typically most apparent in?

<p>Areas with low tissue pressure (A)</p> Signup and view all the answers

What is the purpose of measuring the circumferences of extremities in patients with edema?

<p>To assess the extent of peripheral edema (B)</p> Signup and view all the answers

What is the expected effect of placing a patient in Fowler's position?

<p>Decreased edema in dependent tissues (C)</p> Signup and view all the answers

What is the purpose of restricting dietary sodium in patients with fluid volume excess?

<p>To decrease fluid retention (A)</p> Signup and view all the answers

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