Epiglottis: It is a flap-like structure that covers the glottis and prevents the entry of food into the windpipe. • Trachea: It is a long tube passing through the mid-thoracic cavity.

Researchers have discovered a fundamental mechanism that affects the size of the pupil, namely our breathing. The study shows that the pupil is smallest during inhalation and largest during exhalation ...

It was previously believed that our pupil size was only affected by three things: light, focusing on nearby objects and ...

A positive patient-doctor relationship is an ingredient to a healthy life, and new research has zeroed in on the impact ...

We spoke with dentists to learn more about what a calculus bridge is, its side effects and how to prevent one from forming ...

This cold and flu season, you may be looking for clues you're getting better anywhere you can find them, even in the color of ...

Viking life wasn’t just tough, it was often chronically painful. For proof, all you need to do is examine their skulls.

The film explores the complex anatomy and function of the human larynx, emphasizing the intricate movements of the vocal ...

Researchers at Karolinska Institutet in Sweden have discovered a fundamental mechanism that affects the size of the pupil, namely our breathing.

The blowfly larvae bodies have evolved to closely resemble those of the termites, the researchers report February 10 in Current Biology. Inside the nest, termites recognize each other through touch, ...