Anemia Types and Causes
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Questions and Answers

What is the main cause of macrocytic anemia?

  • Alcohol abuse and liver disease
  • Deficiency of vitamin B12 or folate (correct)
  • Hypothyroidism and pregnancy
  • Bone marrow abnormal proliferation syndrome
  • In macrocytic anemia, what is the characteristic phenomenon observed in the red blood cell precursors during the synthesis (S) phase of the cell cycle?

  • Enhanced cell differentiation
  • Increased DNA repair
  • Nuclear-cytoplasmic asynchrony (correct)
  • Excessive cell apoptosis
  • What is the primary treatment approach for macrocytic anemia?

  • Supplementing deficient B12 or folate (correct)
  • Administering immunosuppressive drugs
  • Initiating blood transfusion
  • Performing bone marrow biopsy
  • Which condition is NOT commonly associated with non-megaloblastic anemia?

    <p>Deficiency of vitamin B12 or folate</p> Signup and view all the answers

    What does a blood smear typically reveal in a patient with macrocytic anemia?

    <p>Abnormal red blood cell precursor nuclei and segmented white blood cells</p> Signup and view all the answers

    What is the consequence of inadequate DNA repair in macrocytic anemia?

    <p>Impaired cell differentiation</p> Signup and view all the answers

    What is the primary focus of the lecture outline?

    <p>Nutritional aspects of anaemia</p> Signup and view all the answers

    According to the lecture outline, which factor is not a cause of anaemia?

    <p>Overproduction of red blood cells</p> Signup and view all the answers

    Which nutrient deficiency is closely related to large immature red blood cells?

    <p>Protein energy malnutrition</p> Signup and view all the answers

    Which vitamins are mentioned as important for red blood cell synthesis and integrity in the lecture outline?

    <p>Vitamins B9 and B12</p> Signup and view all the answers

    In the context of anaemia, which mechanism is NOT discussed in the lecture outline?

    <p>Hemoglobin production in bone marrow</p> Signup and view all the answers

    According to Thurnham & Clewes (2005), which factor plays a role in the etiology of anemia?

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

    Which nutrient is likely to be important based on the given information?

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

    What is the primary source of dietary iron that is more bioavailable?

    <p>Meat, fish, and poultry</p> Signup and view all the answers

    What is the recommended daily intake of iron for women during childbearing age?

    <p>15 mg</p> Signup and view all the answers

    Which factor does NOT influence iron levels in the body after ingestion?

    <p>Physical exercise</p> Signup and view all the answers

    What is the main regulator of iron absorption from food?

    <p>Dietary regulator</p> Signup and view all the answers

    What is the primary form in which iron is absorbed from food?

    <p>Fe2+ (Ferrous)</p> Signup and view all the answers

    What are the two important factors that play a role in Iron deficiency associated anemia?

    <p>Iron status and inflammation</p> Signup and view all the answers

    Which micronutrient is mentioned as affecting haemoglobin synthesis and cell renewal/proliferation?

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

    Which condition is associated with normocytic, normochromic anemia?

    <p>Anemia of chronic disease</p> Signup and view all the answers

    What percentage of Iron is approximately found in Haemoglobin and Myoglobin in a 70 Kg man?

    <p>~70%</p> Signup and view all the answers

    What are the two forms of dietary iron mentioned in the text?

    <p>Heme and Non-heme</p> Signup and view all the answers

    What is the form in which iron is stored and transported in the body?

    <p>Fe3+ (Ferric)</p> Signup and view all the answers

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