The Cardiovascular System: Blood Chapter 18.1 Quiz
24 Questions
2 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 function of plasma in the cardiovascular system?

  • Suspending the formed elements (RBC, WBC, and platelets)
  • Regulating body temperature, water content, and pH
  • Traveling to protect the body and aid in blood clotting
  • Transporting nutrients, oxygen, hormones, waste, and byproducts (correct)
  • What is the normal percentage of RBC in blood, as indicated by the hematocrit?

  • 55%
  • 35%
  • 65%
  • 45% (correct)
  • Which of the following is a characteristic of blood plasma?

  • Consists of 92% water and various substances (correct)
  • Dusky red when oxygenated
  • Temperature slightly lower than body temperature
  • Viscosity similar to that of water
  • Where do formed elements such as erythrocytes and platelets originate from?

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

    What stimulates the production of platelets in the body?

    <p>Thrombopoietin from the liver and kidney</p> Signup and view all the answers

    What is the purpose of a bone marrow biopsy?

    <p>Detect forms of anemia and cancer</p> Signup and view all the answers

    Which type of anemia is most commonly associated with sickled RBCs?

    <p>Sickle cell anemia</p> Signup and view all the answers

    What can excessive alcohol consumption or certain medications lead to?

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

    Which type of leukocyte is good against bacteria and contains lysosome and defensins to breakdown membranes and walls?

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

    Which leukocyte type is involved in general nonspecific immunity against foreign cells or body cells that don’t express 'self' proteins?

    <p>Natural killer cells</p> Signup and view all the answers

    What is the condition called when there are too few leukocytes produced, rendering the body unable to fight off disease?

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

    Which type of immunity do B cells lead to and form memory cells after exposure that last for years?

    <p>Adaptive immunity</p> Signup and view all the answers

    What is the condition called when there are too few platelets, leading to poor clotting and excessive bleeding?

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

    Which pathway of coagulation is normally triggered by trauma and is quicker and more direct?

    <p>Extrinsic pathway</p> Signup and view all the answers

    What is the deficiency of a clotting factor known as?

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

    What is the term for a tendency to form blood clots, which can be genetic or acquired?

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

    What does aspirin inhibit, which can lead to an increased risk of ulcers?

    <p>Platelet aggregation</p> Signup and view all the answers

    Which group of blood types is genetically determined based on the absence or presence of A and B antigens?

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

    What percentage of platelets are stored in the spleen for future release?

    <p>~33%</p> Signup and view all the answers

    What is the process called that involves the gradual degradation of a blood clot by plasmin?

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

    Which blood type is considered the universal recipient in an ideal situation?

    <p>AB+</p> Signup and view all the answers

    Which vitamin is required by the liver for many clotting factors?

    <p>Vitamin K</p> Signup and view all the answers

    What term refers to a small and numerous fragment of the cytoplasm of a cell in the plasma membrane?

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

    Which organ plays a significant role in storing a percentage of platelets for future release?

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

    More Like This

    Use Quizgecko on...
    Browser
    Browser