It depends if you count teeth as a group or separately. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Organs are collections of tissues that ...

An organ is a group of tissues that work together to perform a specific task in the body, such as digesting nutrients or producing chemical messengers that enable brain cells to communicate. Although ...

For more than a century, medical students have memorized the same map of the human body, confident that every major structure had already been charted. Yet recent research suggests that even in the ...

The human body is a wonderful biological work of art, composed of a great many organs, each carrying out special functions that are part of life and well-being. Though the human body contains about 78 ...

Your anatomy operates like a machine, it's success hinging on the work of over 70 organs, each with a unique function. From the heart's blood-pumping ability to the liver's filtering power, each ...

Humans are sexual, meaning that both a male and a female are needed to reproduce. Each is equipped with specific organs capable of producing specific cells needed to procreate. In conjunction with a ...

In a lab at Rice University in Houston, a tiny 3D-printed model works like a part of a human lung: When air is pumped into the model, red blood cells take up oxygen as they flow through 3D-printed ...

The endocrine system uses chemical messengers called hormones to regulate a range of bodily functions through the release of hormones. The endocrine system is a network of glands and organs located ...

Scientists have created a set of real -- and really tiny -- human organs on a chip, both genetically and physically linked like the human body. Columbia Engineering / SWNS The future of life-saving ...