3.1.1 The Heart

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carries deoxygenated blood from the right ventricle of the heart to the lungs

carries the oxygenated blood from the lungs to the left atrium of the heart

The is the main artery that carries blood away from your heart to the rest of your body

The valve and valve control blood flow from the atria to the ventricles

(the order of answers does not matter; there may be more than one name for each valve, any will do)

The valve and valve control blood flow out of the ventricles. (answers can be in any order)

Which structure in the heart functions as the natural pacemaker?

The sinoatrial node (SA node)

The His-Purkinje network

The atrioventricular node (AV node)

The aorta