Auscultation of the heart
Auscultation of the Heart
I Auscultatory Valve area 1. MV: apex, fifth left intercostal space. medial to the midclavicular line 2. PV: second left intercostal space 3. AV: second right intercostal space 4. AV2 left third intercostal space 5. TV: lower part of sternal 6. Other part
I. Auscultatory Valve Area • 1. MV: apex, fifth left intercostal space, medial to the midclavicular line • 2. PV: second left intercostal space • 3. AV: second right intercostal space • 4. AV2 : left third intercostal space • 5. TV: lower part of sternal • 6. Other part
I。 Auscultatory order Apex->PV→>AV→>AV,-T II. Content of auscultation ·1. Heart rate ·2. Heart rhythm 3. Heart sound 4 Heart murmurs
II. Auscultatory order • Apex→PV →AV →AV2 →TV III. Content of auscultation • 1. Heart rate • 2. Heart rhythm • 3. Heart sound • 4. Heart murmurs
1。HR Varies with age. sex. Physical activity and emotional status Normal adult 60-80/min Sinus tachycardia: >100/min Sinus bradycardia: <60/min
1. HR • Varies with age, sex. Physical activity and emotional status • Normal adult: 60-80/min • Sinus tachycardia: >100/min • Sinus bradycardia: 60/min
2. Heart rhythm 1)Sinus arrhythmia 2)Premature beat a sudden extrasystole of the heart in the basic of normal heart rhythm S1个;S2 Pulse absent Ectopic point at atrial, Av node, ventricle
2. Heart rhythm • 1) Sinus arrhythmia • 2) Premature beat: A sudden extrasystole of the heart in the basic of normal heart rhythm S1; S2 Pulse absent Ectopic point at atrial, AV node, ventricle