The arteries are a critical component of the cardiovascular system, pumping oxygenated ... To date, there are 79 generally recognized organs in the human body, both internal and external.

The human body is made up of cells, which make up tissues, which in turn make up organs that form the basis of systems, all working together to keep us alive. Learn how body systems and their vital ...

What Is the Nervous System? Your nervous system is your body's main communication system. It sends messages from your brain to the rest of your body and helps you respond to changes inside and ...

Organ systems. And the organism itself ... Mr Shribman: Yeah, so one of the systems in the human body is the digestive system. Ours is simpler than some other animals', like cows and deer have ...

No one has printed fully functional, transplantable human organs just yet, but scientists are getting closer, making pieces of tissue that can be used to test drugs and designing methods to overcome ...

The digestive system is the series of tubelike organs that convert our meals into body fuel. There are about 30 feet (9 meters) of these convoluted pipeworks, starting with the mouth and ending ...

Learn about human lungs, respiration system, breathing in oxygen and ... An introduction to the major organs of the human body. VideoAn introduction to the major organs of the human body An ...