NSG 316 Exam 3 Bolded Terms Questions With Complete Correct Answers.

First heart sound S1 signals... - beginning of systole First heart sound S1 is loudest at... - the apex Second heart sound S2 occurs with... - closure of semilunar valves Second heart sound S2 is loudest at... - the base Third heart sound S3 occurs... - immediately after S2, when AV valves open and atrial blood first pours into ventricles Third heart sound S3 is abnormal in... - -adults may indicate heart failure -persons over age 35 what happens during the Fourth heart sound S4? - Atria contract and push blood into noncompliant ventricle murmurs - Gentle, blowing, swooshing sound (turbulent blood flow) that can be heard on chest wall what are the characteristics of sound? - frequency or pitch intesity or loudness duration timing frequency or pitch - described as high pitched or low pitchedintensity or loudness - loud or soft duration - very short for heart sounds: silent periods are longer timing - systole or diastole what kind of artery is the carotid artery? - a central artery, closr to the heart