Cardiovascular (Chapter 20) Flashcards
bruit is caused by
stenosis
where is the apex located
left 5th intercostal midclavicular
where is the base of the heart located
near aortic and pulmonic location
2nd intercostal just lateral of sternum
what other names are used for apex of heart
mitral
apical
PMI (point of maximum impulse
where is S1 the loudest
apex
where is S2 the loudest
base
what are the AV valves
tricuspid
mitral
how many flaps does the tricuspid valve have
3
how many flaps does mitral valve have
2
what AV valve is located on the right side
tricuspid
what AV valve is located on the left side
mitral
what are the two semilunar valves
pulmonic
aortic
what is the left semilunar valve
aortic
what is the right semilunar valve
pulmonic
S1 is the closure of
AV valves
S2 is the closure of
semilunar valves
what are the two abnormal heart sounds
S3, S4
when would you hear S3
after S2
when might S3 be normal
children, pregnancy
does the S3 in pregnancy resolve
yes after delivery
why do pregnant people experience S3
additional workload
when might S3 be abnormal
post MI
elderly
do the S3 in post MI disapate
yes after healing
what are S3 in elderly related to
disease
- coronary artery disease
when might the S4 be normal
athletes
why do athletes experience S4
decrease pulse produces a lag
when might S4 be abnormal
elderly
what diseases will promote S4
aortic stenosis
cardiomyopathy
hypertension
carotid pulse coincides with
S1
what pulse site do we use to check for effectiveness of CPR
carotid
what is important to know about palpating the carotid
one at a time