ANATOMY

Detailed explanation-1: -Inferior vena cava: This large vein delivers oxygen-poor blood from your lower body into your heart’s right atrium.

Detailed explanation-2: -The superior vena cava is the large vein that brings blood from the head and arms to the heart, and the inferior vena cava brings blood from the abdomen and legs into the heart.

Detailed explanation-3: -Both the superior vena cava and inferior vena cava empty blood into the right atrium. Blood flows through the tricuspid valve into the right ventricle. It then flows through the pulmonic valve into the pulmonary artery before being delivered to the lungs.

Detailed explanation-4: -The venae cavae are veins, so they have one job-to carry blood from all the tissues and organs of the body to the heart. The superior vena cava carries blood drained from the parts of the body above the diaphragm-the head, neck, arms, shoulder, and chest.

Detailed explanation-5: -The main blood vessel that carries blood from the kidney and ureter to the inferior vena cava (a large vein that carries blood to the heart from the lower part of the body). There is a renal vein for each kidney.