HESI Pharmacology Proctored Exam With Answers (16 Solved Questions)

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HESI PHARMACOLOGY PROCTORED EXAM1.A nurse is teaching staff about the conduction of the heart. In which orderwill the nurse present the conduction cycle, starting with the first structure?1.Bundle of His2.Purkinje network3.Intraatrial pathways4.Sinoatrial (SA) node5.Atrioventricular (AV) nodea.5, 4, 3, 2, 1b.4, 3, 5, 1, 2c.4, 5, 3, 1, 2d.5, 3, 4, 2, 1ANS: BThe conduction system originates with the SA node, the “pacemaker” of theheart. The electrical impulses are transmitted through the atria alongintraatrial pathways to the AV node. It assists atrial emptying by delaying theimpulse before transmitting it through the Bundle of His and the ventricularPurkinje network.2. A nurse is teaching the patient with mitral valve problems about the valves inthe heart. Starting on the right side of the heart, describe the sequence of theblood flow through these valves.1.Mitral2.Aortic3.Tricuspid4.Pulmonica.1, 3, 2, 4b.4, 3, 2, 1c.3, 4, 1, 2d.2, 4, 1, 3ANS: CThe blood flows through the valves in the following direction: tricuspid,1

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