BIOLOGY

Front

Which of the chambers has the highest pressure?

Back

Left ventricle

Front

Which blood vessel carries the deoxygenated blood to the right atrium?

Back

Vena cava

Front

Which blood vessel carries oxygenated blood from the heart to the whole body?

Back

Aorta

Front

What happens when the ventricles of the heart contract?

Back

The semilunar valve open

Front

Which valve action results from an increase in pressure in the atrial of the heart?

Back

The opening of the atrioventricular valve

Front

Where is the sino-atrial node located?

Back

Right atrium

Front

Right atrium and ventricle are separated from the left atrium and ventricle by

Back

Septum

Front

Where does the aorta pump oxygenated blood?

Back

Whole body

Front

What is the function of SA node?

Back

Generate electrical impulse

Front

How long does impulse delayed at AV node?

Back

0.1s