Introduction to Hematology
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Questions and Answers

What is the main function of red blood cells?

  • To produce antibodies
  • To transport oxygen from the lungs to the tissues (correct)
  • To produce hemoglobin
  • To clot blood

What is the average concentration of hemoglobin in the blood of a male?

  • 18 gm/100ml blood
  • 16 gm/100ml blood (correct)
  • 12 gm/100ml blood
  • 14 gm/100ml blood

What is the function of albumin in blood plasma?

  • To clot blood
  • To transport oxygen
  • To maintain osmotic balance (correct)
  • To produce antibodies

What is the function of gamma globulins in blood plasma?

<p>To produce antibodies (C)</p> Signup and view all the answers

What is the function of fibrinogen in blood plasma?

<p>To clot blood (C)</p> Signup and view all the answers

What is the average number of red blood cells per cubic millimeter in women?

<p>4.7 million (D)</p> Signup and view all the answers

What is the main function of leukocytes in the blood?

<p>To destroy invading microorganisms and cancer cells (C)</p> Signup and view all the answers

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

<p>5 liters (C)</p> Signup and view all the answers

What is the primary role of platelets in the blood?

<p>To initiate blood clotting and help minimize blood loss (A)</p> Signup and view all the answers

What is the function of blood in regulating body temperature?

<p>To transport heat from the rest of the body to the skin (C)</p> Signup and view all the answers

What is the main component of plasma?

<p>Water and dissolved solutions (C)</p> Signup and view all the answers

What is the term for the formed elements of the blood?

<p>Blood cells and platelets (C)</p> Signup and view all the answers

What is the percentage of plasma in the hematocrit ratio?

<p>55% (D)</p> Signup and view all the answers

What is the term for the production of all types of blood cells?

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

What is the main organ responsible for producing red blood cells during the middle trimester of gestation?

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

What is the term for a deficiency of red blood cells?

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

What is the result of a rapid loss of red blood cells?

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

What is the term for the loss of function of bone marrow due to drug poisoning or Gamma-ray radiation?

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

What is one of the causes of hemolysis of RBCs?

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

What is the name of the disease in which antibodies from the mother destroy red cells in the baby?

<p>Erythroblastosis fetalis (B)</p> Signup and view all the answers

What is Thalassemia also known as?

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

What is the average lifespan of RBCs in the circulatory system?

<p>120 days (A)</p> Signup and view all the answers

What is one of the functions of ATP in RBCs?

<p>Maintaining pliability of the cell membrane (D)</p> Signup and view all the answers

What happens to the metabolic systems of RBCs over time?

<p>They become progressively less active (B)</p> Signup and view all the answers
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