Cardiac Flashcards
(34 cards)
What sound is associated with S1?
LUB
What makes the S1 sound?
Closing of mitral/tricuspid valves
Where is S1 the loudest?
The apex
What does S1 signal?
End of diastole/ start of systole
What sound is associated with S2?
DUB
What makes the S2 sound?
Closing of aortic/pulmonic valves
What does S2 signal?
End of systole/ start of diastole
Where is S2 the loudest?
The base
What does a wide/fixed split of S2 mean for the heart rhythm
Right bundle branch block
What diagnosis is associated with a loud S2?
PEs
Where is the base of the heart located?
2nd intercostal space
Where is the apex of the heart located?
5th intercostal space
What makes the S3 sound?
Rush of blood into a dilated ventricle
When does S3 occur?
Right after S2
What 4 diagnosis’ are S3 associated with?
Heart failure
pHTN
Cor pulmonale
Valve insufficiencies
What 3 terms are associated with S3?
KEN-TUCK-Y
LUB-DUB-TA
SLOSH-ING-IN
S3 sounds are typically associated with extra ___
Fluid
What makes the S4 sound?
Atrial contraction of blood into a noncompliant ventricle
When does S4 occur?
Right before S1
What are 4 diagnosis’ associated with S4?
MI
HTN
Ventricular hypertrophy
Aortic stenosis
What 3 terms are associated with S4?
TEN-NES-SEE
TA-LUB-DUB
A-STIFF-WALL
How do you determine pulse pressure?
Systolic - diastolic
What is the normal pulse pressure?
40-60
What 2 things could a narrow pulse pressure indicate?
Hypovolemia
Severe drop in CO
