S1_L5_Obj - 7-8 Flashcards
part of stethoscope: for low pitch sounds
bell
part of stethoscope: for high pitch sounds
diaphragm
t or f Listening to breath sounds through the pt gown or clothing is
the right way
f, Place bell/diaphragm directly against the chest wall
t or f Keep tubing free from contact from any objects
t, note: common error is tube rubbing against bed rails or other objects
t or f Eliminate noise from the environment while taking heart sounds
t, note: common error is auscultation in a noisy room
t or f do not wet the chest hair if thick
f, wet the chest hair bc chest hair can be interpreted as adventitious sound
t or f Ask pt to sit, if possible; or roll comatose pt to one side
t, common error is acceessing onlt convenient areas
HEART SOUNDS: found in what valves (5)
Aortic valve
Pulmonary valve
Erb’s point
Tricuspid valve
Mitral valve
Concentration of the 4 valves is found at _
erb’s point
t or f Apical pulse is similar to the location of the tricuspid valve
f, Apical pulse is similar to the location of the “mitral valve”
Aortic Valve landmark
2nd (R) ICS; sternal border
Pulmonic valve landmark
2nd (L) ICS; sternal border
tricuspid Valve landmark
4th (L) ICS; sternal border
erb’s point landmark
3rd (L) ICS; sternal border
mitral valve landmark
5th (L) ICS; midclavicular line
cardiac apex landmark
5th (L) ICS; midclavicular line
Normal Heart Sounds:
(“Lub-dub”)
Normal Heart Sounds:
s1, s2
abnormal heart sounds
s3, s4
First Heart Sound (S1) heard when _
Closing of AV valves; onset of ventricular systole
Duration of S1
0.10 seconds
Second Heart Sound (S2) heard when
Closing of semilunar valves; start of ventricular
diastole
Duration. of s2
<30 milliseconds
During inspiration, splitting of S2 is audible
(physiologic split) in what heart sound
s2