heart
No, the organ is not the highest level of organization in the human body. The organ systems, which are made up of multiple organs working together, represent the highest level of organization in the human body. Examples of organ systems include the nervous system, respiratory system, and digestive system.
A syringe (forces medicine into the body) and a heart (forces blood round the body), so both are pumps.
organ
it could be lots of things but the most important is your heart
If based on the premise that the pineal gland is the smallest organ in the body, then it could be argued that yes, the pineal gland is also the lightest organ in the body. It also called the pineal body, or "third eye" and is located between the two hemispheres of the brain.
the largest organ of your body is the skin
Usually no, if theyre giving then usually their organs are too small OR they arent completely developed. If they are receiving usually the organ they are receiving is too big and wont fit in the cavity the baby's original organ belongs. Also, even after the transplant the body may reject the organ, just as your body rejects a splinter. So it could die if the body rejects the organ.
The largest organ in the human body is skin.
The biggest organ on/in the body is the skin.
The skin is the largest organ of the human body.
Typically, the skin is the largest organ of the body. The largest internal organ is the liver.
The largest organ in the human body is the skin. It covers your body!