Question

testtt .........? how does cardiac function work​

Answer 1

Answer:

Here you go

Explanation:

Cardiac physiology or heart work is the consider of sound, whole work of the heart: including blood stream; myocardium structure; the electrical conduction framework of the heart; the cardiac cycle and cardiac yield and how these connected and depend on one another.

Answer 2

Answer:

The heart is a muscular organ roughly the size of a closed fist. It sits in the chest, slightly to the left of center. As the heart contracts, it pumps blood around the body. It carries deoxygenated blood to the lungs where it loads up with oxygen and unloads carbon dioxide, a waste product of metabolism