Red Blood Cells and Hemoglobin Quiz
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the lifespan of a red blood cell (RBC)?

  • 14 days
  • 4 days (correct)
  • 7 days
  • 30 days
  • Which element is present in each heme of the hemoglobin molecule?

  • Sodium (Na)
  • Calcium (Ca)
  • Magnesium (Mg)
  • Iron (Fe) (correct)
  • What is the function of hemoglobin in red blood cells?

  • Energy production
  • Oxygen transport (correct)
  • Waste removal
  • Protects against infections
  • Which blood typing system is based on the presence of A and B antigens on the RBC cell membrane?

    <p>ABO blood group system</p> Signup and view all the answers

    How many oxygen molecules can each hemoglobin molecule carry?

    <p>4</p> Signup and view all the answers

    Which process allows hemoglobin to combine with CO2 to form carbaminohemoglobin?

    <p><strong>Diffusion</strong></p> Signup and view all the answers

    Where does erythropoiesis (RBC production) primarily occur?

    <p>In red bone marrow</p> Signup and view all the answers

    What characterizes reticulocytes during the process of erythropoiesis?

    <p>They lose organelles and develop into mature RBCs within days</p> Signup and view all the answers

    What is the average lifespan of a mature RBC in the circulation?

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

    Which leukocyte type has fine granules in its cytoplasm that stain very pale purple?

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

    Which leukocyte type is an agranulocyte and has a large kidney-shaped nucleus?

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

    What is the primary function of erythrocytes (RBCs) in the human body?

    <p>Transport oxygen from the lungs to body tissues</p> Signup and view all the answers

    Where does hematopoiesis occur in adults?

    <p>Red bone marrow</p> Signup and view all the answers

    Which type of stem cells can no longer divide to reproduce more myeloid stem cells?

    <p>Progenitor cells</p> Signup and view all the answers

    What hormone is responsible for stimulating platelet formation?

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

    In what medical condition is erythropoietin (EPO) used to reverse RBC production?

    <p>Endstage kidney disease</p> Signup and view all the answers

    Which factor stimulates white blood cell (WBC) formation in cancer patients with bone marrow destruction?

    <p>Colony-stimulating factor (CSF)</p> Signup and view all the answers

    What is the primary function of erythrocytes (red blood cells, RBCs)?

    <p>Circulate oxygen throughout the body</p> Signup and view all the answers

    More Like This

    Red Blood Cells and Hemoglobin Overview
    18 questions
    Hemoglobin Synthesis and Structure
    12 questions
    Hemoglobin and Oxygen Transport
    26 questions
    Use Quizgecko on...
    Browser
    Browser