general Flashcards
amount of fluid for pericardial tamponade
35-50 ml
s1 heart tone
closure of AV valves (mitral and tricuspid)
Lub
beginning of systole
louder at apex
s2 heart tone
slosure of semilunar valves (aortic and pulmonic)
dub
louder at base
tissue that surrounds an organ
parietal
sympathetic chain ganglion
speeds up heart
s3 heart tone
ventricular gallop
just after s2
large amount of blood striking a compliant ventricle
s4 heart tone
atrial gallop
late diastolic filling
cardiac output normal
5L of blood
assumed sv
70 ml
how much blood is in venous system
70%
triplecet method
300 150 100 75 60 50
1 mv on ekg
10 small boxes
pressure on left ventricle at end of diastole
preload
what is the ready state
polarizing
what is the recovery state
repolarization
most accurate way to determine regular rythems rate
count small squares between r waves and divide into 1500
least accurate way to determine rate
6 second strip method
marginal artery feeds
inferior
RCA feeds
posterior right inferior
LCA
anterior
CRX
lateral
coronary sinus
returns blood to right atrium
angle of heart
apex
second degree heart block is caused by
intermittant av conduction
lead 1
LA
lead 2
RA
lead 3
LL
LCA feeds what
left ventricle
septum, part of right ventricle
hearts conduction system
2 branches of LCA
left anterior descending
left circumflex
RCA feeds what
portion of right ventricle part of conduction systme
2 branches of RCA
posterior descending
marginal
sympathetic nervous system neurotransmitter
norepi
parasympathetic nervous system neurotransmitter
acetylcholine
