Right Ventricle and Circulatory System Quiz
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Questions and Answers

What is the function of platelet aggregation in the hemostasis process?

  • To break down fibrin into FDPs
  • To limit bleeding
  • To adhere to injured areas
  • To form a platelet clump (correct)
  • What is the main function of the intrinsic pathway in hemostasis?

  • Preventing blood clotting in tubes
  • Formation of platelet clump
  • Activation of coagulation cascade
  • Responding to vascular injury (correct)
  • Which component is critical in converting liquid blood into a semisolid gel known as a clot?

  • Metagakaryocytes
  • Coagulation factors (correct)
  • Platelet adhesion
  • Fibrinolysis
  • Why must collected blood be allowed to clot for at least 30 minutes before centrifugation?

    <p>To aid in the clotting process</p> Signup and view all the answers

    What is the primary purpose of anticoagulants in blood tubes during centrifugation?

    <p>To prevent the coagulation cascade from progressing</p> Signup and view all the answers

    What occurs during fibrinolysis in the hemostasis process?

    <p>Clot breakdown into FDPs</p> Signup and view all the answers

    What is the approximate blood volume in an adult's body?

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

    What is the main function of the Pulmonary System?

    <p>Circulate blood through the lungs</p> Signup and view all the answers

    Where is the primary factory for the production of blood cells located?

    <p>Bone Marrow</p> Signup and view all the answers

    Which blood element is responsible for carrying oxygen and carbon dioxide?

    <p>Erythrocytes (red blood cells)</p> Signup and view all the answers

    What is the function of Thrombocytes (platelets) in the blood?

    <p>Stoppage of bleeding</p> Signup and view all the answers

    How long is the typical lifespan of a red blood cell?

    <p>100-120 days</p> Signup and view all the answers

    Which component of the blood contains fibrinogen and clotting factors?

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

    How do immature cells found in the bloodstream indicate a hematologic problem?

    <p>They have a nucleus</p> Signup and view all the answers

    Which organ is responsible for producing leukocytes (white blood cells)?

    <p>Bone Marrow and Lymph Nodes</p> Signup and view all the answers

    What is the function of primary Hemostasis?

    <p>Stoppage of bleeding</p> Signup and view all the answers

    Which chamber of the heart receives deoxygenated blood via the superior and inferior vena cava?

    <p>Right Atrium</p> Signup and view all the answers

    What is the main function of the epicardium in the heart?

    <p>Covers the heart and attaches to the pericardium</p> Signup and view all the answers

    Which valve is located between the left atrium and ventricle?

    <p>Left AV Valve (Bicuspid)</p> Signup and view all the answers

    What is the main function of the AV node in the heart's electrical conduction system?

    <p>Picks up the impulse, slows it down while the atria finish contracting</p> Signup and view all the answers

    What is the average heart rate for an adult per minute?

    <p>Ave. 72 bpm</p> Signup and view all the answers

    Which blood vessel carries oxygenated blood away from the heart?

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

    What is the main function of valves in blood vessels?

    <p>Help blood flow towards the heart</p> Signup and view all the answers

    What is the purpose of capillaries in the circulatory system?

    <p>To connect arterioles and venules</p> Signup and view all the answers

    Where is the cephalic vein located in relation to the arm?

    <p>Along the thumb side of the arm</p> Signup and view all the answers

    Which layer of a blood vessel is made up of smooth muscle and some elastic fibers?

    <p>Tunica Media</p> Signup and view all the answers

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