(A)[1]
The chamber that sends blood into the pulmonary artery.
(B)[1]
A vessel that carries deoxygenated blood to the right atrium.
(C)[1]
Specialised tissue that delays impulse conduction from the atria to the ventricles.
(D)[1]
Blood vessels that deliver oxygenated blood to cardiac muscle.
(E)[1]
The valve that stops blood flowing back from the ventricle containing oxygenated blood.