NSG 3160 Exam 3 with Questions and Answers

NSG 3160 Exam 3 with Questions and Answers mitral regurgitation ANSWER stream of blood regurgitates back into the left atria during systole through an incompetent mitral valve. In diastole, blood passes back into the left ventricle again along with new flow; results in left ventricle dilation and hypertrophy ◦Subjective Data: Fatigue, palpitation, orthopnea ◦Objective: you may palpate a thrill & lift at the left 5th intercostal space midclavicular line ◦Murmur: Pansystolic, often loud, blowing, swishing sound right after S1 ◦Best heard: at the Apex tricuspid regurgitation ANSWER backflow of blood through incompetent tricuspid valve into the right atria ◦Objective: Engorged pulsating neck veins, liver enlarged. ◦Murmur: Pansystolic ◦Best Heard: left lower sternal border mitral stenosis ANSWER Calcified mitral valve does not open properly, impedes forward flow of blood into left ventricle during diastole. Results in left atria enlarged and left atria pressure increased. ◦Subjective: fatigue, palpitations, DOE, orthopnea or pulmonary edema ◦Objective: diminished, often irregular arterial pulse. Lift at Apex, diastolic thrill common at Apex. ◦Murmur: Low-Pitched diastolic rumble ◦Best Heard: at the Apex with the patient in the left lateral position