FISIOLOGI JANTUNG

Faal_KV/ikun/20062

Review Anatomi

Jantung Berat ± 250 – 360 gr Jantung mrp 2 pompa Ukuran, lokasi, lapisan

pelindung, lapisan dinding, ruang, katup, & jalur sirkulasi darah

Suplay darah (nutrisi) ke jantung

Faal_KV/ikun/20063

Faal_KV/ikun/20064

Katup Jantung

Faal_KV/ikun/20065

Serabut Otot Jantung(Miokard)

Hubungan antar sel otot jantung membentuk struktur yg disebut intercalated disc.

Di intercalated disc terdapat 2 macam penghubung: desmosom (penghubung scr mekanik) & gap junction (sinaps listrik)

Faal_KV/ikun/20066

Sistem Sirkulasi

Faal_KV/ikun/20067

Sistem Sirkulasi

Faal_KV/ikun/20068

ALIRAN DARAHALIRAN DARAH

ATRIUMRIGHT

LEFT

ATRIUM

RIGHT

VENTRICLE

LEFT VENTRICLELow O2

Blood from Lower Body

Low O2 Blood from Upper Body

High O2 Blood from Lungs

Low O2 Blood to Lungs

Valves in the heart are one-way only and stop blood running back from the ventricles into the atria.

AORTAAORTAHigh O2 Blood to rest of body

Septum

Faal_KV/ikun/20069

Sirkulasi Koronaria