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5 Written questions

5 Matching questions

  1. the heart is compressed, so it does not pump blood well
  2. from the superior,inferior vena cavas, and coronary sinus into the right atrium, through the tricuspid and into the right ventricle, through the pulmonary valve, into the pumonary trunk, into the pulmonary arteries and into the lungs. oxygenated blood from the lungs passes through the pulmonary veins into the left atrium, through the mitral valve and into the left ventricle, through the aortic valve and into the ascending aorta
  3. vascular resistance
  4. conus arteriosus of the right ventricle
  5. the tricuspid and mitral valves close when the blood pressure within the ventricles exceeds blood pressure within the atria
  1. a describe the flow of blood throught the heart
  2. b briefly describe the mechanism of av valve closure
  3. c what adverse effect does a cardiac tamponade have on heart function
  4. d why is the left ventricular myocardium thicker than the right ventricular myocardium
  5. e what is the only area of the ventricles that does not have trabeculae carnae

5 Multiple choice questions

  1. briefly describe the mechanism of AV valve closure
  2. what is the function of chordae tendonae
  3. briefly describe the mechanism of semilunar valve closure
  4. cone shaped projections of myocardium (trabeculae carnae) located in both ventricles
  5. when the atria contract which valves are closed

5 True/False questions

  1. diastoleth coronary arteries are perfused during which phase of the cardiac cycle

          

  2. annulusth coronary arteries are perfused during which phase of the cardiac cycle

          

  3. increase force of atrial contraction without increasing heart masswhat is the function of pectinate muscles

          

  4. the brain and right armwhen the atria contract which valves are open

          

  5. chordae tendonaenormal tight closure of valve cusps/leaflets is known as

          

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