Blood Tissue and Its Functions Quiz
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Questions and Answers

What is the primary function of blood?

  • Regulating the pH and ion composition of interstitial fluids
  • Stabilizing body temperature
  • Preventing infections and defending against pathogens
  • Transporting dissolved gases, nutrients, hormones, and metabolic waste (correct)

    • What are the primary components of blood?

  • Plasma and formed elements
  • Erythrocytes, leukocytes, and platelets (correct)
  • Fibrinogen, fibrin threads, and ground substance
  • Water, ions, proteins, and dissolved gases

    • What appears during clotting in blood?

  • Erythrocytes
  • Leukocytes
  • Fibrin threads (correct)
  • Platelets

    • Which component of blood is responsible for restricting fluid loss at the injury site?

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

    What is the approximate volume of blood in an adult human?

    <p>$5$ liters</p> Signup and view all the answers

    What is the specific gravity of blood?

    <p>$7.35-7.45$</p> Signup and view all the answers

    What is the primary function of albumin in the blood?

    <p>Contributes to plasma osmotic pressure</p> Signup and view all the answers

    What is the role of fibrinogen in the blood clotting process?

    <p>It is inactive and water-soluble, then converted into fibrin which is water insoluble</p> Signup and view all the answers

    Which of the following is a function of immunoglobulins in the blood?

    <p>Antibodies that target specific pathogenic microbes</p> Signup and view all the answers

    What are the primary blood gases found in the plasma?

    <p>Oxygen and carbon dioxide</p> Signup and view all the answers

    Which of the following is an example of a nonprotein nitrogenous substance found in the blood?

    <p>Amino acids</p> Signup and view all the answers

    What is the main function of ions and electrolytes in the plasma?

    <p>Regulation of fluid balance and electrical signaling</p> Signup and view all the answers

    Which of the following is a primary component of plasma nutrients?

    <p>Macromolecules absorbed from the digestive tract</p> Signup and view all the answers

    What is the major function of fibrin in the blood clotting process?

    <p>'Fibrin' helps in forming blood clots by being water insoluble</p> Signup and view all the answers

    What is the primary role of sodium and chloride ions in the blood?

    <p>'Sodium' and 'chloride' are the most abundant ions and help regulate fluid balance and electrical signaling</p> Signup and view all the answers

    What is the main function of buffer in the blood?

    <p>Acts as an acid or base to minimize fluctuations in pH</p> Signup and view all the answers

    Which substance acts as an acid or base to minimize fluctuations in pH in the blood?

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

    What is the primary function of fibrinogen in the blood clotting process?

    <p>Forming water-soluble fibers</p> Signup and view all the answers

    What is a common function of immunoglobulins in the blood?

    <p>Targeting specific pathogenic microbes</p> Signup and view all the answers

    Which component of the blood is responsible for contributing to plasma osmotic pressure?

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

    What is the primary function of ions and electrolytes in the plasma?

    <p>Regulating fluid balance and electrical activity</p> Signup and view all the answers

    Which of the following is an example of a nonprotein nitrogenous substance found in the blood?

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

    What are the primary blood gases found in the plasma?

    <p>$O_2$ and $CO_2$</p> Signup and view all the answers

    'Soluble' means that a substance:

    <p>Dissolves in water</p> Signup and view all the answers

    'Nonprotein nitrogenous substances' in the blood include:

    <p>$Urea, uric acid, creatine, creatinine$</p> Signup and view all the answers

    'Macromolecules absorbed from the digestive tract' are examples of:

    <p>Carbohydrates, lipids, fats, nucleic acids</p> Signup and view all the answers

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