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

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

<p>Increases blood viscosity (D)</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 (D)</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 (A)</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 (C)</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 (B)</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 (A)</p> Signup and view all the answers

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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