The apex of the heart is the most inferior part of the heart.
The apex of the heart is inferior to the rest of the heart. The base is superior to the rest of the heart.
The heart does not rest on its base.
The superior vena cava brings blood back from the upper part of the body. The inferior vena cava drains the rest of the body.
bed rest
Deoxygenated blood returns to the heart from the rest of the body via the inferior vena cava which brings blood from the lower half of the body and the superior vena cava which brings blood from the upper half of the body. The inferior and superior vena cava join at the right atrium of the heart.
There is no superior or inferior race.
The blood enters through the superior and inferior vena cava.
Superior vena cava which delivers blood to the right atrium from the head, neck, upper limbs and chest.Inferior vena cava carries blood to the right atrium from the rest of the trunk, the viscera, and the lower limbs.The cardiac veins of the heart return blood to the coronary sinus that opens into the right atrium inferior to the connection with the superior vena cave.
The inferior and superior vena cavae bring deoxygenated blood back to the heart from the rest of the body. From there it goes through the heart, to the lungs, back through the heart, then to the body.
The superior vena cava brings deoxygenated blood into the heart, into the right atrium. The superior vena cava is formed by union of the right and left brachiocephalic (innominate) veins.
The left ventricle forms the apex of the heart.
The superior and inferior vena cava deliver blood from the body into the heart, the aorta brings blood from the heart into the rest of the body.