The newly oxygen-rich blood (shown in red) returns to the heart and enters the left atrium. Blood flows through the left atrium into the left ventricle. The left ventricle pumps the oxygen-rich ...

Real-time imaging shows how plastic-stuffed cells form clumps that affect mouse movement.

These measurements provide insights into total blood flow through the heart tissue. Understanding myocardial blood flow (MBF) has become increasingly crucial in managing coronary artery disease (CAD).

Originally appeared on the NOVA Web site Cut to the Heart. Let's get straight to the heart of the matter—the heart's job is to move blood. Day and night, the muscles of your heart contract and ...

blood flows into the heart from a vein, goes into an atrium, then a ventricle, and out through an artery. The valves prevent the blood flowing backwards. The heart is relaxed and blood flows into ...

Cut the pericardium to expose the heart. Cut through the coracoid bar and pull back to fully open the pericardial cavity. Locate the vessels entering and leaving the heart and the 2 heart chambers - ...

open as wide as it should, restricting blood flow through the heart - this means less blood reaches the body, pressure builds up and the lungs can swell with fluid close properly and allow blood ...

It’s like how a pipe can get clogged with gunk so the water can’t get through. A blocked coronary artery can stop the blood from getting to the heart. There’s just no way for it to get past ...

Every day, your heart tirelessly pumps blood through your circulatory system ... all working together to facilitate the vital process of blood flow. Good circulation is essential for keeping ...