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LECTURE TEST 2

LECTURE QUIZ FOR HEART AND VESSELS

QuestionAnswer
Correct order of auscultation related to heart valve mnemonic (memory aid) Aortic, Pulmonic, Tricuspid Mitral
Which of the coronary vessels is known as the widow maker? Anterior Interventricular artery
Which of the following best describes the cardiac skeleton? Prevents stray electrical impulses
Which layer of the pericardium is fused to the epicardium Visceral pericardium
Place the conduction pathway of electricity in the correct order Sinoatrial node, L&R bundle branches, Purkinje fibers
Which of the following definitions for the word refractory best describes the refractory phase of the cardiac action potential of contractile cardiac myocytes (choose one answer only) Unresponsive to stimulus
The Structure, found only between cardiac myocytes, propagates (passes along) the action potential Intercalated disc
Which best describes the cause of the S2 heart sound Semilunar valves close
The valve prevents backflow (pathological return) from the lungs into the heart? Pulmonic semilunar valve
Which best describes the plateau phase of the cardiac myocyte action potential Calcium-induced calcium release occurs.
Why might there be a lack of colloidal osmotic pressure in vessels Lack of protein in veins
Which of the fallowing best describes sinousoidal capillaries? Allows RBC's and large proteins to pass through its open pores
Which are medium-sized muscular arteries Distributing
Blood closest to the center of a wide vessel will flow __blood nearer to the sides more quickly than
Which of the following is true of the vasa vasorum Predisposes vessels to plaques/atheroma
Net filtration pressure is )mm HG Which pressure is this? Capillary presure
Which is the correct term for blood pressure cuff Sphygmomanometer
Capillaries are best describe by the word Exchange
The failure of ___may cause varicose veins Valves
Which of the following best describes capillaries Exchange
Created by: lubelzenie
 

 



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