College 1 05-02-2024 Chapter 17: Blood-Internal Transport System Quiz
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Questions and Answers

What is the main function of plasma proteins in the blood?

  • Delivering nutrients to the kidneys for elimination
  • Transporting oxygen to body cells
  • Preventing blood loss through clot formation (correct)
  • Maintaining adequate fluid volume in the circulatory system

    • How do plasma proteins contribute to regulation in the body?

  • By delivering hormones to target organs
  • By maintaining normal pH levels using bicarbonate ions (correct)
  • By transporting metabolic wastes to the lungs for elimination
  • By absorbing and distributing heat to maintain body temperature

    • Which component of the blood is responsible for carrying agents of immunity such as antibodies and white blood cells?

  • White blood cells (correct)
  • Plasma proteins
  • Platelets
  • Red blood cells

    • How do plasma proteins contribute to the circulatory system's fluid volume?

    <p>By contributing to colloid osmotic pressure</p> Signup and view all the answers

    What is the main function of erythropoietin (EPO) in the process of erythropoiesis?

    <p>Stimulates red bone marrow to produce new red blood cells</p> Signup and view all the answers

    How does the abuse of artificial EPO affect blood viscosity in athletes?

    <p>Increases blood viscosity</p> Signup and view all the answers

    What is the impact of elevated hematocrit levels due to EPO abuse on blood circulation?

    <p>Slows down blood flow</p> Signup and view all the answers

    How do macrophages contribute to the fate of aged and damaged red blood cells in the body?

    <p>Engulf and breakdown dying RBCs</p> Signup and view all the answers

    What is the role of plasma proteins in the process of erythropoiesis?

    <p>Enhance oxygen-carrying capacity of blood</p> Signup and view all the answers

    What is the significance of the balance between RBC production and destruction in maintaining homeostasis?

    <p>Regulates oxygen levels in tissues</p> Signup and view all the answers

    What is the primary function of albumin in the blood plasma?

    <p>Acting as a carrier for other molecules</p> Signup and view all the answers

    Which type of plasma protein is responsible for forming fibrin threads during blood clotting?

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

    What percentage of the blood plasma is composed of plasma proteins?

    <p>8%</p> Signup and view all the answers

    Which plasma protein is most abundant in terms of percentage in the blood plasma?

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

    What is the primary function of gamma globulins among the plasma proteins?

    <p>Producing antibodies during immune responses</p> Signup and view all the answers

    Which of the following is NOT a function of albumin in the blood plasma?

    <p>Blood clotting</p> Signup and view all the answers

    Which plasma protein is responsible for providing flexibility to red blood cells?

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

    What is the main function of fibrogen among the plasma proteins?

    <p>Forming fibrin threads during blood clotting</p> Signup and view all the answers

    Which plasma protein contributes significantly to the maintenance of plasma osmotic pressure?

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

    What percentage of blood volume do red blood cells typically constitute in males?

    <p>47%</p> Signup and view all the answers

    Which type of proteins are most abundant in the blood plasma?

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

    Which protein is primarily responsible for transporting lipids and vitamins in the blood stream?

    <p>Gamma Globulins</p> Signup and view all the answers

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