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It is about our heart system briefly explained, it useful for higher studies like NEET GPAT etc.
Typology: Study notes
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Cordiovosculor Systeg
Blood dsect contak oîHh issue cells.
K
cault callecd hemocoel.
Arthmopoels. closed CircalaBoy Sysem 4 Blood no diect contat uit tfssue cels. Blood Er:Annel
Bloo
al ay^ contaaned^ oithio^ vessel.
(RA)
Pulmonenyoneys
leart
lt iu sftuat in the spuce Medosinum. Present tto tuoo lungs. 4Average siae^ chinched^ frat^ s+ze fuliy developecd^ bekween^ the^ age^ of^ 14-20yeons
Shudy
of thoracic
t Kesaht^ ot^ tieast^ Male^ -980-^ 340gm^ Female-^ 930-9s0 m. of heot - Cardolog 4 ootd 4eat, day- ep-
4 Fiat io lndia teat trancplantation in 14 by Vgmugogado
Heast
pal (^) safing | (^) usualar (^) Ovgan 4 First^ me^ Arue^ heant^ appeae fist fine ciculatoy^ sgttem^ charackess^ Annelida
Avthvopodo
Myggeníc 4eants lmpalses dBant by musde fTbexs Seen y VentibTafes Neuroaerie tHeant Impu1e dat by Neve Siters
Cardfologg
SuperiorVena cawa
Pulmonany veins TricuspfdValve
HEART
Riaht ventide.
ch of -horta
Ihferío% vena cANa
lotecnay
lt puleonony ontegy
of
keit pulmonovy -Lell atum
Shaelure oe Heagt
yeins
-Aoyhe4icuspid valve^ Valve LLeft venhíde Iater vetiuda
Endocosdumi ionesmost Jayc ¥ Coves^ the^ heaut^ valves.
Pseveating poBenfaly^ fabel^ blbod^ clokr^. loterna Structuge^ of^ Hearst
Abídes -And VentTdes
Aurides ase^ 45i0^ and^ hawe^ less^ musular^ uoalli 4 Aurfles^ are^ malley^ theun^ Venticle. covers the^ venhicle^ each^ side. 4 Both^ and^ eft^ and^ qh^ Curicdes'^ arse
Aurfcles arse sLhtly
septung Intesahial septun a* prevent miing of oxygenated ond deoxuyqenake bluad.
An (^) oval (^) depiegs+on-fossa oves- (^) posheniot (^) pant.
ase seperated bt
4 Supesîor^ vena^ cauoi
of the. body into te niaht^ uYfde. Infen)or vena cavo s eringy deozgenat^ ecl^ bood^ from^ louoex^ pat^ of^ the^ body nto he^ oht^ annicle. lalmonany veans 4 four^ number^ (^ tuos^ from^ cach^ n
deoyygenated bood ehteat^ woall^ htaunrde. t\eart Naves Posevent back (^) o (^) of (^) blood.
Rsenent back flouo of blood fron RV toR.A x (^) Palmonay ’Ventícular^ contsacion valve(Semilunas) *\nikfal (^) paink of (^) palmonary (^) ateny
Mhral vave ceicuipid valve) Bekoeen L.A and L.V yenhiclor Conbuefoo Rseuen back tloo of blood 4om lelt venthíce Lf-L.A
Aoslfe alve -* In+tfal point of aorta 4 Venhíular elasalíon;- Rrevent back stoo aoka--Lv kustachían Valve Dpening of apesfor baek flow^ from^ (R.A)^ Qiahe^ atium, Thebasian Vawe
Vena CaNa.
Stenosís -fallare of a heat valve to ppe uly.
Conduefing System^ ot^ luman^ eart ANetook of odes ,Mspe eîaliced cells and elechrel anads Ahat keep yourt beant bealing
Sfooahfal Nocle
AIt is (^) coatrol he (^) heantf beal
of
sh Pankinye^ fibexs
complelg
Ahiovenhí ualar^ lode^ r^ (AVN) Also called^ Twaxo^ and^ Ascaof lower lect Corner Df the Rsqhk atiung
hitfoaio ate^ is^ slouoer^ than^ sA^ Node^ i.e.^ 40-60imse.
Bundle or ts (^) o) (^) Arioventicor burdler $ Mass (^) Speelalizedl fibres tin from Av lode Seperates atfo and ventide
Small (^) brsanches (^) ike (^) <hucures (^) -Purkinje (^) fibres x (^) Ay (^) bundles and (^) Panhinje (^) fibres (^) Cowey (^) împulse of Conhaion fyom Av (^) oode to (^) apet of (^) myocarcum. xAnd ks (^) bing (^) vemhinar (^) tontralio, (axchoc Csyde Hafrg thhee teps (a) Auriular^ systole-^ 0-1^ see ( veatielan sytole e)Venhíulav Sactele
díasole - 0-4Sec
Ohsel of^ ventícular^ systole^ the^ Av^ valve^ dose^ fistsound^ het At Be^ begting^ of^ yeicalos^ ctole^ +he^ semtlunar^ vave^ close Second &Ound hea lsomehc contsaetiu peoioo.o6): loteuad betoeen^ 4he^ closfg^ nÀ6f^ 4he^ AV^ valves^ and^ opentg of the gemflunay vaves
Inteval between^ 4he^ beginning^ of^ diautole^ and^ the^ dos
af closure of he cemiunar alwe lsomehíe relaafon^ (o.oK^ sec)^? Istcventoicalan ope. Diastasfs o) slouo înfloo.phase co-\6+ ee)
pressure falli^ beloo^ thal^ of^ ahaand^
AV l,
Cordiac Out Put
per minwt. stroke volume
beot. Casdfae Output^ shoce^ volunme^ Nb.of^ beaks^ per^ minute 40x72- 5o4o milmin =5tes Cardae (^) seserye he (^) difFerence (^) beeen (^) the marnmurn and (^) eikkng (^) candiae (^) outpu Regulaionof Cardjac-dy
a
heart from each^ venhiele
Centre for heant beat resulai -Medulla oblonqaka. (0) Candae accelevaor cenhyei Inrense the^ sate^ of^ beastbeat
No odsenane secvelion.
Reduee tye heatbeat a Porasympahete neswe
nesye
Blooe vess els Capillasíes -y Sma ve sel
Malpighi s6e - orscoveved
Tunrco Iotexna'
Abasemen membrane Tunfca medía
Ssues
4Chulax smooh^ meclet^ nd^ elas^ k)e^ fibres. Turfca etexna Toose Connecive tissue A\ongitudinaly annanged^ in^ ohite^ and^ yelloo^
bies, Arteies *Cannfes oxqqenated blood ezcept fumonny arteg
Thíck oall present Noo oluuloy umen naxNOUO A Start from atexies
Vefn 4 Aluoay^ eavy^ deoygenated^ blood exept pulmonany vein %Durk^ red^ colouN Suxface of the body *Thio uoall present Volvulay Lumen uofe Cnd from Capi lanies.
\ happens^ uohery^ the mtral^ valve^ does^ nt^ cdose^ al^ the
shortness of breath Tivedness
t Valvula heant díseade
yout leg
SSope and Syngomg
Swolen feet
Ashortness of breath
4 heast mumN
ncsecue in let arfal pressure
Anaina Peckorfs?
Pain n (^) chest (^) end (^) occurs if (^) the (^) heat A (^) mot
Oiziness Farue lhdigetion aautes Raid breathing
Ahytmig nd dypsbnga eoth refers to atbnotmal heatt rate's and shyth ms. Avhyhmía -No hgbm. Oysrhythrmfa- Abnormal -hyhr. Song and Symphom
Fosm a
4 laused by anbealthy dict, locaing blood flouo.
sips and ggons
t (^) Shotness of (^) bbreth AChest dscomfbt. 4 Afast^ beant^ bedl
qtting enou ygen.
-* Heast attacle
4thfck layer^ instde^ ve^ isele.
4 Reipheral anter slurrned speech
dfsease