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5 Written questions

5 Matching questions

  1. Inferior Vena Cava
  2. Midclavicular line
  3. Pulmonary Arteries
  4. relative refractory period
  5. Dicrotic notch
  1. a Vein that returns blood from the lower limbs, and the greater part of the pelvic and abdominal organs to the right atrium.
  2. b branches from the pulmonary trunk, which carry blood to the lungs, where carbon dioxide is released and oxygen is picked up.
  3. c a perpendicular line that extends down from the middle of the clavicle.
  4. d The cell is sensitive to stimulation, but a greater stimulation than normal is required to cause an action potential. Portion of the action potential following the absolute refraction period during which another action potential can be produced with a greater-than-threshold stimulus strength.
  5. e The term dicrotic means- double-beating; when increased pressure caused by recoil is large, a double-pulse can be felt. It is also called the incisura.

5 Multiple choice questions

  1. Allow cytoplasm to flow freely between cells, resulting in areas of low electrical resistance between the cells.
  2. can be heard in some normal people, particularly those who are thin and young.
  3. is relaxation of the arterial myocardium.
  4. is any part of the heart other than the SA node that generates a heartbeat.
  5. thick-walled, form the anterior and inferior parts of the heart.

5 True/False questions

  1. Cardiac assistanceinvolves temporarily implanting a mechanical device that assists the heart in pumping blood.


  2. Coronary Sulcusruns obliquely around the heart, separating the atria from the ventricles.


  3. Aortic Semilunar Valveis located in the aorta.


  4. Mediastinuma midline partition of the thoracic cavity that also contains the trachea, esophagus, the thymus, and associated structures.


  5. Parietal Pericardium( epicardium) the part covering the heart surface.