their are hairs in our intestine that collects the nutrients and give it to the blood and we do excrement because the only thing that the human body needs is nutrients
Blood picks up multiple things from cells. They pick up waste products like carbon dioxide and water, and they also pick up oxygen from the lungs.
Red blood cells pick up oxygen and deposit carbon dioxide at the lungs
Nutrients
Nutrients
lungs
Oxygen
Yes it does
no
In the small intestine.
The blood picks up oxygen in the lungs and gives it to all the organs in the body that needs it.
The red blood cells pick up oxygen from the air that is inhaled into the lungs. When the red cells pick up the oxygen from the air, they expel carbon dioxide into the lungs to be exhaled.
it will squirt blood out of its eyes