Human Physiology: Fluid Gains and Losses
24 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What percentage of an adult's weight consists of fluid?

  • 70%
  • 50%
  • 60% (correct)
  • 40%

    • Which of the following is an example of interstitial fluid?

  • Cerebrospinal fluid
  • Intravascular fluid
  • Blood plasma
  • Lymph (correct)

    • What is the term for the loss of fluid from the body that disrupts the equilibrium between the interstitial and intravascular spaces?

  • Third-space fluid shift (correct)
  • Fluid loss syndrome
  • Intravascular shift
  • Interstitial shift

    • What is the primary function of the homeostatic mechanisms involved in fluid and electrolyte balance?

    <p>To maintain a constant internal equilibrium</p> Signup and view all the answers

    What is the approximate volume of plasma in an average adult?

    <p>3 L</p> Signup and view all the answers

    Which of the following is a factor that influences the amount of body fluid?

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

    What is the term for the compartment of extracellular fluid that contains fluid within the blood vessels?

    <p>Intravascular space</p> Signup and view all the answers

    Which of the following conditions can cause a third-space fluid shift?

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

    What is the average daily urine output for a healthy adult?

    <p>1 to 2 L</p> Signup and view all the answers

    What is the normal rate of water vapor elimination through the lungs in a healthy adult?

    <p>300 mL/day</p> Signup and view all the answers

    What is the usual daily fluid loss through the gastrointestinal tract?

    <p>100 to 200 mL</p> Signup and view all the answers

    Which organ's thirst center controls the oral intake of fluids?

    <p>Hypothalamus</p> Signup and view all the answers

    Through which method does the skin lose approximately 600 mL of water daily?

    <p>Insensible water loss</p> Signup and view all the answers

    Which mechanism specifically increases water loss through the skin?

    <p>Fever and major burns</p> Signup and view all the answers

    Which body system contributes to maintaining the composition and volume of body fluid within narrow limits of normal?

    <p>Homeostatic mechanisms</p> Signup and view all the answers

    What is a consequence of long-term hyperpnea?

    <p>Increased water vapor elimination</p> Signup and view all the answers

    What condition occurs when the loss of extracellular fluid (ECF) volume exceeds the intake of fluid?

    <p>Hypovolemia</p> Signup and view all the answers

    Which of the following is NOT a cause of fluid volume deficit (FVD)?

    <p>High fluid intake</p> Signup and view all the answers

    Which hormone is released by the heart to help regulate water and electrolyte balance?

    <p>Atrial natriuretic peptide (ANP)</p> Signup and view all the answers

    What is the main function of the lungs in maintaining homeostasis?

    <p>Maintaining acid-base balance</p> Signup and view all the answers

    Which of the following is a clinical manifestation of fluid volume deficit (FVD)?

    <p>Orthostatic hypotension</p> Signup and view all the answers

    What happens when fluid moves from the vascular system to other body spaces?

    <p>Formation of edema</p> Signup and view all the answers

    Which physiological process allows the kidneys to form urine?

    <p>Pumping action of the heart</p> Signup and view all the answers

    Which depends on sufficient renal perfusion to regulate water and electrolytes?

    <p>Renal function</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser