Cardiovascular and Lymphatic Systems Quiz
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Questions and Answers

What is the primary function of red blood cells in the cardiovascular system?

  • Prevent blood loss
  • Carry oxygen (correct)
  • Produce antibodies
  • Transport nutrients

    • Which component of blood is primarily responsible for regulating body temperature?

  • Platelets
  • Red Blood Cells
  • White Blood Cells
  • Plasma (correct)

    • What percentage of blood volume is attributed to plasma?

  • 10-15%
  • 20-25%
  • 45-50% (correct)
  • 60-70%

    • Which type of blood cell is mainly involved in the clotting process?

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

    Which function is NOT performed by white blood cells in the cardiovascular system?

    <p>Carry oxygen (A)</p> Signup and view all the answers

    What is the primary function of the lymphatic system?

    <p>To collect extra fluids and return them to the blood (A)</p> Signup and view all the answers

    Which part of the lymphatic system is responsible for filtering pathogens from the blood?

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

    What type of cells do lymphocytes help to fight against?

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

    Where do lymphocytes mature to enhance their ability to fight infections?

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

    Which of the following organs is NOT part of the lymphatic system?

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

    What does the diastolic blood pressure measure?

    <p>Pressure between heart beats (D)</p> Signup and view all the answers

    Which of the following is a consequence of high blood pressure?

    <p>Blood vessel clogging and potential bursting (A)</p> Signup and view all the answers

    What is the primary cause of a heart attack?

    <p>Insufficient oxygen reaching the heart muscle cells (D)</p> Signup and view all the answers

    Which condition occurs when the heart cannot pump enough blood to meet the body's needs?

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

    What effect does high cholesterol have on the cardiovascular system?

    <p>It builds up and clogs the arteries (B)</p> Signup and view all the answers

    Flashcards

    What's blood?

    Fluid that moves through the cardiovascular system, considered a connective tissue with 4 main components.

    What is Plasma?

    The liquid part of blood, making up 45-50% of blood volume.

    Red blood cells function?

    Carry oxygen using a protein called hemoglobin.

    Platelets role

    Cause blood clotting (forming a scab), also called homeostasis.

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    White blood cells job?

    Fight infections and destroy pathogens; created in bone marrow.

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    Blood Pressure

    The pressure exerted by blood on blood vessels' walls.

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    Systolic Blood Pressure

    The pressure in arteries when the heart beats.

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    Heart Attack

    Heart cells lack oxygen, leading to cell death.

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    High Blood Pressure (Hypertension)

    High blood pressure causing possible vessel damage.

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    High Cholesterol

    Cholesterol buildup in arteries, causing blockages

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    Lymphatic System

    Organ system that collects extra fluid, returns it to blood, and fights infection

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    Lymph

    Fluid collected by the lymphatic system

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    Bone Marrow

    Produces blood cells (including infection fighters).

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    Lymphocytes

    White blood cells that fight pathogens.

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    Spleen

    Large lymphatic organ that filters blood and fights infection.

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