Hematologic Disorders in Medical Pathology
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Questions and Answers

What is the main function of erythrocytes?

  • Regulating glucose levels
  • Producing antibodies
  • Transporting oxygen and carbon dioxide (correct)
  • Metabolizing waste products

Which of the following is a cause of anemia according to the lecture objectives?

  • Potassium deficiency
  • Excess calcium intake
  • Vitamin D overdose
  • Iron deficiency (correct)

What is the role of thrombocytes?

  • Hormone production
  • Antibody synthesis
  • Blood clotting (correct)
  • Oxygen transport

Which disorder is characterized by abnormal hemoglobin molecules?

<p>Sickle cell disease (C)</p> Signup and view all the answers

What is the term for anemia due to a lack of vitamin B12?

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

Which type of blood cells are leukocytes?

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

"Liquid tissue" refers to which component of blood?

<p>&quot;Plasma&quot; (A)</p> Signup and view all the answers

What is the term for the condition characterized by an abnormally high number of red blood cells?

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

What do thalassemias refer to?

<p>Inherited blood disorders affecting hemoglobin production (C)</p> Signup and view all the answers

What is the main function of plasma in the blood?

<p>Transporting nutrients and waste products (C)</p> Signup and view all the answers

What is the term for the process of interpreting results from a complete blood count lab test?

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

What do erythrocytes primarily transport?

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

What is the average lifespan of a red blood cell?

<p>90-120 days (A)</p> Signup and view all the answers

Which organ is NOT involved in the removal of old red blood cells?

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

What stimulates the production of erythropoietin in the body?

<p>Low oxygen levels in blood (D)</p> Signup and view all the answers

What are the primary growth requirements for erythrocytes (red blood cells)?

<p>Iron, protein, and vitamins (folate and B12) (B)</p> Signup and view all the answers

What is the main function of hematocrit measurement?

<p>% of red blood cells in the blood (A)</p> Signup and view all the answers

What condition is characterized by reduced circulating red blood cell levels?

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

Which factor can lead to polycythemia?

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

What does a high platelet count indicate?

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

What type of anemia is characterized by small red blood cells (microcytic) and low MCV (mean corpuscular volume)?

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

Which lab test is used to check general health status and includes WBC count, RBC count, and platelet count?

<p>Complete Blood Count w/ Differential (CBC w/ diff) (C)</p> Signup and view all the answers

What type of anemia is characterized by a deficiency in vitamin B12?

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

Which condition can lead to a decreased hematocrit level?

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

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