Cardiology

81 Questions

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Cardiology Quizzes & Trivia

Based on the in-class lectures and handouts to help prepare for the next quiz


Questions and Answers
  • 1. 
    The cardiovascular system is made up of the following:
    • A. 

      Blood, heart, aorta

    • B. 

      Blood and heart

    • C. 

      Fluid, organs, veins

    • D. 

      Blood, heart and blood vessels

  • 2. 
    Hematology is the study of blook, blood-forming tissues, and their disorders.
    • A. 

      True

    • B. 

      False

  • 3. 
    Blood is not considered a connective tissue.
    • A. 

      True

    • B. 

      False

  • 4. 
    Cells are maintained by 2 fluids; they are __________ and ___________:
  • 5. 
    There are 3 main functions that blood provides the body; they are _________; ______________; and ___________.
  • 6. 
    Blood transports oxygen, carbox dioxide, metabolic wastes, and hormones throughout the body.
    • A. 

      True

    • B. 

      False

  • 7. 
    Blood is not involved with regulation of body temperature.
    • A. 

      True

    • B. 

      False

  • 8. 
    Blood plasma is mostly made up of proteins.
    • A. 

      True

    • B. 

      False

  • 9. 
    Formed elements of blood include which of the following:
    • A. 

      Plasma protein

    • B. 

      White blood cells

    • C. 

      Platelets

    • D. 

      Globulins

    • E. 

      Red blood cells

  • 10. 
    White blood cells are made up of ____________ and _____________ leukocytes.
  • 11. 
    Platelets are involved with blood clotting
    • A. 

      True

    • B. 

      False

  • 12. 
    The developement of the formed elements in blood, also known as hemopoiesis, in an adult occurs where:
    • A. 

      The yellow marrow of flat and long bones

    • B. 

      The red marrow of flat and long bones

    • C. 

      The liver and spleen

    • D. 

      Adults do not produce more blood cells

  • 13. 
    The part of hemapoiesis thats involved with the production of red blood cells is called:
    • A. 

      Erythropoiesis

    • B. 

      Hematopoiesis

    • C. 

      Erythrocytitis

    • D. 

      Erythropoietin

  • 14. 
    Hemoglobin is why white blood cells are white.
    • A. 

      True

    • B. 

      False

  • 15. 
    Red blood cells are biconcave discs that increase surgace area and have no nucleus
    • A. 

      True

    • B. 

      False

  • 16. 
    The specific purpose of red blood cells is/are:
    • A. 

      Carry oxygen to tissues of the body

    • B. 

      ATP formation

    • C. 

      Fight bacteria and viruses

    • D. 

      Keep the body hydrated

  • 17. 
    Because red blood cells lack a nucleus they don't use any of the oxygen they carry
    • A. 

      True

    • B. 

      False

  • 18. 
    White blood cells are like red blood cells in that they have no nucleus
    • A. 

      True

    • B. 

      False

  • 19. 
    Lymphocytes are immune response cells, that have both B and T cells.
    • A. 

      True

    • B. 

      False

  • 20. 
    B cells destroy bacteria and toxins and turn into plasma cells that produce antibodies T cells attack viruses, fungi, transplanted organs, cancer cells and some other bacteria
    • A. 

      True

    • B. 

      False

  • 21. 
    Platelets (aka Thrombocytes) have all the following characteristics EXCEPT:
    • A. 

      Are fragments of cytoplasm enclosed in a cell membrane

    • B. 

      Has a nucleus

    • C. 

      Found in the circulating blood and is disc shaped

    • D. 

      Helps stop blood loss from damagaed blood vessels by forming a platelet plug

  • 22. 
    An increase in ciruclating white blood cell counts indicates:
    • A. 

      Infection, poisoning, leukemia, chemotherapy, parasites or allergy reaction

    • B. 

      Homeostasis is maintained

    • C. 

      Red blood cell counts are down

    • D. 

      Breaking Bad is on

  • 23. 
    Antigens are surface markers on red blood cells that indicate whether a donor is type A, B, AB or O
    • A. 

      True

    • B. 

      False

  • 24. 
    Type AB individuals are universal recipients and Type O donors are universal donors.
    • A. 

      True

    • B. 

      False

  • 25. 
    The heart is located in the mediastinum, resting on the diaphragm
    • A. 

      True

    • B. 

      False

  • 26. 
    The 2 pericardiums surround the heart are called: ___________ and ____________.
  • 27. 
    The 3 layers of the heart wall are _________, ____________ and ______________.
  • 28. 
    The epicardium of the heart wall is also called the visceral layer of the serous pericardium
    • A. 

      True

    • B. 

      False

  • 29. 
    Which are true regarding the heart's chambers:
    • A. 

      Right atrium receives blood from the vena cavas and veins from the heart

    • B. 

      Right ventricle pumps blood into the pulmonary arteries that go to the lungs

    • C. 

      Left atrium receives blood from the lungs through the pulmonary veins

    • D. 

      Left ventricle receives blood from the left atrium passing it through the aortic valve into the ascending aorta

  • 30. 
    Blood flows from the left atrium through the __________ (_____________) valve into the left ventricle
  • 31. 
    Blood flows from the right atrium to the right ventricle through the ______________________ (_______________) valve
  • 32. 
    The major arteries that attach to the heart are
    • A. 

      Arch of the aorta (both ascending and descending portions)

    • B. 

      Pulmonary trunk (left and right pulmonary arteries)

    • C. 

      Coronary arteries

    • D. 

      Venae cava

  • 33. 
    The major veins that attach to the heart are:
    • A. 

      Superior and inferior vena cava

    • B. 

      4 pulmonary veins

    • C. 

      Coronary sinus

    • D. 

      Aorta

  • 34. 
    Aortic and pulmonary valves (semilunar) open with vetricular _______________ and close with ventricular ____________.
  • 35. 
    The superior and inferior vena cava bring oxygenated blood into the right atrium
    • A. 

      True

    • B. 

      False

  • 36. 
    The left ventricle pumps oxygenated blood into the aorta.
    • A. 

      True

    • B. 

      False

  • 37. 
    Blood flows through arteries, into arterioles, into capillaries and then through venules that merge into veins and the cavas to the right atrium
    • A. 

      True

    • B. 

      False

  • 38. 
    All are true about pulmonary circulation except
    • A. 

      Right ventricle pumps (deoxygenated) blood to pulmonary arteries

    • B. 

      Right ventricle pumps (oxygenated) blood to pulmonary arteries

    • C. 

      Pulmonary arteries carry blood to the lungs for exchange of gasses

    • D. 

      Oxygenated blood returns to the heart in pulmonary veins

  • 39. 
    Coronary arteries are the first branches off of the aorta and supply oxygenated blood to the heart
    • A. 

      True

    • B. 

      False

  • 40. 
    Myocardium is the heart muscle
    • A. 

      True

    • B. 

      False

  • 41. 
    The inherent and rhythmical electrical activity that allows the heart to beat is called
    • A. 

      Central nervous system

    • B. 

      Autorhythmicity

    • C. 

      Autoasphixiation

    • D. 

      Coronary electricity

  • 42. 
    The heart muscle relies on the central nervous system to sustain its heartbeat over its lifetime
    • A. 

      True

    • B. 

      False

  • 43. 
    The _______________ (2 words) is the main component of the autorhythmic fibers that are the source of electrical activity
  • 44. 
    Autorhythmic fibers are self excitable and repeatedly generate action potentials
    • A. 

      True

    • B. 

      False

  • 45. 
    Signals from the ANS and hormones can modify the rate and strength of contraction of the heartbeat and also establish the fundamental rhythm of the heartbeat
    • A. 

      True

    • B. 

      False

  • 46. 
    __________ is the phase of contraction of a heart chamber.
  • 47. 
    ____________ is the phase of relaxation of a heart chamber
  • 48. 
    During a cardiac cycle, atria and ventricles alternately contract and relax to force blood from areas of high pressure to areas of lower pressure
    • A. 

      True

    • B. 

      False

  • 49. 
    All are true of the cardiac cycle EXCEPT:
    • A. 

      One cycle required .8 seconds

    • B. 

      In one cycle the systole and diastole of both atria and both ventricles occur

    • C. 

      The relaxation period begins at the end of the cycle and all 4 chambers are in diastole

    • D. 

      All are true

  • 50. 
    The amount of blood pushed into the aorta or pulmonary trunk by the ventricles is called___________.
  • 51. 
    The entire blood supply passes through the circulatory system every minute
    • A. 

      True

    • B. 

      False

  • 52. 
    EKG records electrical signals of the heart
    • A. 

      True

    • B. 

      False

  • 53. 
    Heart pain from ischemia of cardiac muscle is called:
    • A. 

      Angina pectoris

    • B. 

      Congestive heart failure

    • C. 

      Myocardial infarction

    • D. 

      Coronary artery disease

  • 54. 
    When the heart muscle is receiving insufficient blood supply due to artherosclerosis its called
    • A. 

      Coronary artery disease

    • B. 

      Myocardial infarction

    • C. 

      Angina pectoris

    • D. 

      Blood clot

  • 55. 
    Blood vessels form a closed system of tubes that carry blood away from the heart, transport it to tissues and return it to the heart.
    • A. 

      True

    • B. 

      False

  • 56. 
    ___________ carry blood away from the heart that is almost always oxygenated
  • 57. 
    ___________ carry blood back to the heart and almost always the blood is deoxygenated.
  • 58. 
    ______________ are the site of substance exchange between the blood and body tissues
  • 59. 
    What are the 3 coats of arteries
    • A. 

      Tunica interna

    • B. 

      Tunica externa

    • C. 

      Tunica medialis

    • D. 

      Turnica media

  • 60. 
    Which coat is made up of simple squamous epithelium and elastic tissue, and lines the inner surface of blood vessels?
    • A. 

      Tunica externa

    • B. 

      Tunica media

    • C. 

      Tunica interna

  • 61. 
    Which arterial coat is the thickest layer and is made up of circular layers of smooth muscle and elastic fibers?
    • A. 

      Tunica externa

    • B. 

      Tunica media

    • C. 

      Tunica interna

  • 62. 
    The largest diameter arteries have a lot of elastic fibers in the tunica media that help propel blood onward despite ventricular relaxation
    • A. 

      True

    • B. 

      False

  • 63. 
    What 2 properties do arteries and muscles share?
    • A. 

      Elasticity

    • B. 

      Electrical excitablity

    • C. 

      Contractility

    • D. 

      Extensibility

  • 64. 
    Muscular arteries are arteries that have more muscle than elastic fibers and can adjust the rate of blood flow
    • A. 

      True

    • B. 

      False

  • 65. 
    Brachial and radial arteries are examples of muscular arteries
    • A. 

      True

    • B. 

      False

  • 66. 
    Arterioles deliver blood to arteries
    • A. 

      True

    • B. 

      False

  • 67. 
    Capillaries are teh microscopic vessels that connect _______________ to ______________
  • 68. 
    Where do you find the only sites in the entire vascular system where gases, water and nutrients are exchanged?
    • A. 

      Aorta

    • B. 

      Coronary sinus

    • C. 

      Capillaries

    • D. 

      Pulmonary veins

  • 69. 
    Deep veins accompany major arteries
    • A. 

      True

    • B. 

      False

  • 70. 
    Veins have proportionally thicker walls than an artery of the same diameter
    • A. 

      True

    • B. 

      False

  • 71. 
    ______________ refers to the opposition to blood flow as a result of friction between blood and the walls of the blood vessels.
  • 72. 
    Vascular resistance depends upon which of the following (check all that apply)
    • A. 

      Diameter of blood vessel

    • B. 

      Blood viscosity

    • C. 

      Testosterone and other "male" related hormones

    • D. 

      Total blood vessel length

  • 73. 
    Most vascular resistance is found in arterioles, capillaries and venules due to their small diameter
    • A. 

      True

    • B. 

      False

  • 74. 
    Blood pressure (BP) is the pressure exerted on the walls of a ___________ _____________. (2 words)
  • 75. 
    Which of the following increases blood flow resistance (check all that apply)
    • A. 

      The longer the vessel, the greater the resistance

    • B. 

      Obesity

    • C. 

      Increase in blood viscosity

    • D. 

      Decrease in blood viscosity

    • E. 

      Larger diameter of blood vessel

  • 76. 
    Decreased thoracic pressure and increased abdominal pressure during inhalation helps move blood into thoracic veins and into the right atrium.  This is called a _____________ _____________.
  • 77. 
    The common carotid artery is a branch from the aorta that supplies what part of the body with blood and ultimately, oxygen?
    • A. 

      Upper limbs

    • B. 

      Head and neck

    • C. 

      Heart

    • D. 

      Lungs

  • 78. 
    The coronary artery is a branch from the aorta that supplies what part of the body with blood and ultimately, oxygen?
    • A. 

      Upper limbs

    • B. 

      Head and neck

    • C. 

      Heart

    • D. 

      Lungs

  • 79. 
    The subclavian artery is a branch from the aorta that supplies what part of the body with blood and ultimately, oxygen?
    • A. 

      Upper limbs

    • B. 

      Head and neck

    • C. 

      Heart

    • D. 

      Lungs

  • 80. 
    The external or internal iliac artery supplies the muscles of the gluteal region?
    • A. 

      External

    • B. 

      Internal

  • 81. 
    The celiac trunk supplies arterial branches to the liver, stomach, esophagus, spleen, and pancreas
    • A. 

      True

    • B. 

      False