Best video on how human hearts function🫀🫀 -This is how your heart beats: systole and diastole occur during the cardiac cycle. During diastole, the heart relaxes and fills with blood. In systole, it contracts and pumps blood toward the body.
In this surgery, we are looking at the heart of a 4-month-old baby with a congenital heart defect that makes it difficult for the blood to properly oxygenate the body, known as tetralogy of Fallot (TOF).
Take a close look at the beauty of the human brain, see the arteries and veins on its surface, and feel the pulsations with each heartbeat.
https://t.co/FtYYJflm48