हृदय

hraday manav sharir ka ati mahatvapoorn 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 hraday lagabhag 13 semi lamba tatha 9 semi chau da hota hai. samanyatah isaka akar band mutthi ke saman hota hai. hraday ka bhar lagabhag 300 gram, rang gahara lal ya baiangani hota hai. hraday hradayavaran se ghira rahata hai. is thaili mean hradayavaraniy drav bhara rahata hai. jo bahari aghatoan se hraday ki raksha karata hai.

bahy akariki

manushy ka hraday shankvakar peshiy aang hota hai. isaka oopari bhag kuchh chau da tatha nichala bhag kuchh nukila tatha kuchh baeean or jhuka rahata hai. hraday 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.

antarik sanrachana

manushy ka hraday 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

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

spandan

manushy ka hraday ek minat mean 70-80 bad spandit hota hai. ise hraday spandan ki dar kahate haian.

panne ki pragati avastha

adhar

prarambhik

madhyamik

poornata

shodh