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5 Written Questions

5 Matching Questions

  1. tricuspid and mitral
  2. annulus
  3. serous pericardium
  4. the brain and right arm
  5. cone shaped
  1. a fibrous tissue ring that forms the base of each heart valve
  2. b what are the regions supplied by the brachiocephalic trunk
  3. c what is the shape of the left ventricle
  4. d the perietal and visceral pericardia are known as
  5. e which 2 heart valves are affected by the function of papillary muscles

5 Multiple Choice Questions

  1. briefly describe the mechanism of semilunar valve closure
  2. these cord like structures extending form the free border of the tricuspid and mitral valve cusps/leaflets (distally)attach to the papillary muscles (proximally)
  3. name the structure that divides the right and left atria
  4. within what body compartment is the heart located
  5. this is an electrical short cut that conducts myocardial action potentials rapidly fron the inter ventricular septum to the papilllary muscles on the lateral side of the right ventricle

5 True/False Questions

  1. the pulmonic valve closes when the blood pressure within the pulmonary trunk exceeds blood pressure within the right ventricle. the aortic valve closes when the bp within the aorta exceeds the bp within the left ventriclebriefly describe the mechanism of semilunar valve closure


  2. crescent shapewhat is the shape of the right ventricle


  3. prevent bubble formation as blood flows rapidly and turbulently through the ventricleswhat is the function of trabeculae carnae


  4. left ventriclemost of the anterior heart surface is composed of which heart chamber


  5. 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 aortadescribe the flow of blood throught the heart


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