Blood and oxygen.
It passes through the lungs.
Oxygen passes from the blood into organs through the wall of capillaries.
they are called the cells
The kidneys are the organs that excrete urine and connected to each kidney is a ureter, a tube that urine passes through into the urinary bladder. The urinary bladder is a sac that stores urine until it passes out of the body through the cloaca.
The heart, lungs, kidneys, and liver are the four major organs through which the blood passes in the body. The heart pumps oxygen-rich blood to the lungs for oxygenation, then to the kidneys and liver for filtering and detoxification before circulating back to the heart.
The air that is inhaled passes through the throat. More specifically, it passes through the trachea on its way to the lungs.
nutriants are extractedin several different organs and are transported to the liver, and when blood passes through, nutriants are added to the blood, then they Carrie it to all parts of the body.
Stomach, small and large intestine
Swallowed.
mouth gut small intestine large intestine
Urethra
The tube that urine passes through to leave the body is called the urethra. It connects the bladder to the external opening of the body.