171
3954147819011156112
Figure3174596012878117188257305367
12.35755960128163233268
Phase38795960128171240303357419
structure43325960128148187235304366404474521583
of49505960128162209
systole.3174839012855125178217288327389425
131741080012870
–32801080012870
systole;33851080012854124177216287326388427
231741321012870
–32801321012870
asynchronous33851321012863116187255318388435504575645714769
contraction;41901321012862131201239286349411449488558628667
331741563012870
–32801563012870
isometric3385156301283893163272332371419458520
ventricular39401563012871132202241288327389459497560607
tension;45821563012839101171225264334404443
4,31741805012870106
5331518050128125
–347518050128126
rapid363618050128103165235273344
and401418050128119188258
slow430718050128110149219321
ejection466218050128119158219282320359429498
phases.31742046012870141203257320374409
Second12052638012878140203273343412
Heart165626380128101163225272311
Sound20062638012878147218287357
(S2)23992638012849128198245
called26792638012866128166206267338
diastolic,30522638012872112174228267337376414477512
heard35992638012873136198245314
at39492638012866105
the40892638012841111173
beginning42982638012873136205243314384422493562
of48962638012873120
diastole,50522638012872111173228266337375438475
consists8512879012862133202257296351389444
of13292879012870118
two14822879012837139209
components17262879012863131241309380450512582621676
(Fig.24392879012847125162232268
13):27412879012870140187226
1.12053120012870106
Valvular155931200128101163202273342382444490
component20853120012876145255322393464526596635
-27553120012862
created28523120012876123186248286349419
by33053120012885155
the34933120012853124187
closure37153120012875114184239308355418
of41683120012883130
the43333120012852123185
semilunar45543120012867130239276315386455518565
valves51543120012883146184253315369
of8513363012870117
the10033363012840109172
aorta12103363012862131178216279
and15243363012862132202
pulmonary17603363012870140179289358428490537607
artery.24003363012863109148211258328361
2.12053604012870106
Vascular155936040128101163218281351389452499
component20933604012866135244312383453516585625
-27533604012851
associated28393604012865120175245308346408447509579
with345736040128102140179249
the37423604012842112174
vibration39513604012873112182229291329369438508
of44973604012873120
the46523604012843112175
walls486536040128102163202241296
of51953604012874121
the53513604012842113175
aorta8513845012862133180218281
and11673845012862131201
pulmonary14023845012871141180289357428490537607
artery20433845012863110149212258329
due24053845012870140203
to26433845012838109
blood27863845012870109179249319
flow3141384501284784154256
directed34313845012870109156218281318381450
toward39173845012839108210272318389
the43413845012838108170
ventricles.45463845012870133202242289327389427490544579
•12054087012849
Semilunar15594087012878140250286326396467530576
valves21694087012889151190260323376
do25814087012887158
not27744087012889158198
close30074087012880119189243306
simultaneously;33484087012872111221289328368431500562631702756795865902
the42864087012858128191
time4511408701285897206266
between48124087012889152191293353416486
the53344087012856126188
closure8514329012862101172226296343405
of12914329012871119
the14454329012839109171
aortic16514329012863133181219258320
and20064329012863133204
pulmonary22464329012870140179288356427490536607
valves28874329012870133172242305359
also32814329012863102156226
amounts35424329012864173241312382421476
to40534329012840110
0.0241984329012871107175245
seconds44784329012856118181250320390444
–49584329012876
the50704329012840110172
time5277432901284079188248
of8514570012870117
physiological10034570012871140211264303374412482553591654716754
asynchrony.17934570012862115186254317387434503574645678
•12054811012849
The15594811012886155218
onset181248110128112182237298338
of218548110128111158
the23784811012880150213
second26264811012896159220290360431
heart309248110128111173236282320
sound34484811012896166236306376
on385948110128112182
the40764811012881150213
phonocardiogram4324481101281121822513223914545175626326717418118589201030
is53874811012880134
projected8515053012870117188227289351389452521
at14085053012862100
the15435053012839108171
end17495053012862131202
of19855053012870116
the21365053012839110173
T23445053012886
wave.246450530128101163233295330
Figure35455537012878117188257305367
13.394655370128150220256
Phase43635537012878148211265327
structure472455370128135174221291354392461508571
of533055370128149196
diastole:35455778012870110172226264335373436475
1-35456019012870118
ventricular36986019012871132203241288327389459498560607
diastole;43386019012870110171226264335374435474
235456260012870
–36516260012870
protodiastole;37556260012870117188226296366405468521560630669731770
335456503012870
–36516503012870
phase37556503012870141203257320
of41096503012870117
isometric4261650301283993163272332371419458520
relaxation;48166503012847110149211280343381420490560599
435456744012870
–36516744012870
phase37556744012870141203257320
of41096744012870117
rapid42616744012847110178218287
passive45826744012871133188242282351414
filling;5031674401284784124162202271341380
535456985012870
–36516985012870
slow3758698501285392162263
filling4055698501284786124163202272342
phase;44316985012870141203257320358
635457226012870
–36517226012870
atrial3758722601286299147185247286
systole.40797226012853124176216286325388423