dots logo Chapter 8 - Cardiovascular System

  1. There is one pulmonary vein and one pulmonary artery?
    1. true
    2. false
  2. Which statement is incorrect?
    1. blood flows from left atrium to left ventricle via the bicuspid valve
    2. blood flows from right atrium to right ventricle via the tricuspid valve
    3. right atrium receives blood from the inferior and superior vena cava
    4. right atrium receives blood from left and right pulmonary veins
  3. During one heartbeat, the contraction phase is __________, and the relaxation phase is __________ ?
    1. systole, diastole
    2. diastole, systole
  4. Semilunar valves include the following which prevent backflow into the ventricles.
    1. pulmonary and aortic valves
    2. tricuspid and mitral valves
  5. These terms all refer to the same value that permits blood flow from the left atrium to the left ventrical, except?
    1. tricuspid valve
    2. left atrioventricular valve (AV)
    3. bicuspid valve
    4. mitral valve
  6. Which statement about an ECG is incorrect?
    1. QRS complex: ventricles depolarize
    2. T wave: ventricles repolarize
    3. P wave: atria depolarize
    4. QRS complex: atria depolarize
  7. Which pathway represents the systemic circuit?
    1. right ventricle → systemic veins → body → systemic arteries → left atrium
    2. right ventricle → systemic arteries → body → systemic veins → left atrium
    3. left ventricle → systemic veins → body → systemic arteries → right atrium
    4. left ventricle → systemic arteries → body → systemic veins → right atrium
  8. Which pathway represents the pulmonary circuit?
    1. right ventricle → pulmonary veins → lungs → pulmonary arteries → left atrium
    2. right ventricle → pulmonary arteries → lungs → pulmonary veins → left atrium
    3. left ventricle → pulmonary arteries → lungs → pulmonary veins → right atrium
    4. left ventricle → pulmonary veins → lungs → pulmonary arteries → right atrium
  9. Excess fluid in pericardial cavity is called __________ and can lead to cardiac tamponade (restricted movement of the heart).
    1. myocardial infarction
    2. coronary artery disease
    3. angina pectoris
    4. pericarditis
  10. Atrioventricular (AV) valves prevent backflow into the atria, and semilunar valves prevent backflow into the ventricles?
    1. true
    2. false
  11. The right coronary artery supplies blood to all but?
    1. right ventricle
    2. conducting system
    3. left ventricle
    4. right atrium
    5. left atrium
  12. Blood enters the right atrium though the __________, and blood enters the left atrium though the __________?
    1. mitral value, tricuspid value
    2. vena cava, pulmonary veins
    3. tricuspid value, mitral value
    4. pulmonary veins, vena cava
  13. The base of the heart is inferior and the apex of the heart is superior?
    1. true
    2. false
  14. Order the layers of the heart from deep to superficial.
    1. pericardium (epicardium) → myocardium → endocardium
    2. endocardium → myocardium → pericardium (epicardium)
    3. myocardium → endocardium → pericardium (epicardium)
    4. pericardium (epicardium) → endocardium → myocardium
  15. In a myocardial infarction, circulation becomes blocked in which of the following?
    1. systemic circuit
    2. pulmonary circuit
    3. coronary circulation
Back
© 2023 read-watch-test Contact