Diseases, Conditions, Syndromes

Strokes on a plane? On-board facial paralysis wasn't what it seemed

Alan J. Hunter from Oregon Health & Science University was a passenger on a recent airline flight when he responded to a flight attendant's request for a "doctor on board." The flight attendant suspected that a young male ...

Ear

The ear is the organ that detects sound. It not only receives sound, but also aids in balance and body position. The ear is part of the auditory system.

The word "ear" may be used correctly to describe the entire organ or just the visible portion. In most mammals, the visible ear is a flap of tissue that is also called the pinna and is the first of many steps in hearing. In people, the pinna is often called the auricle. Vertebrates have a pair of ears, placed somewhat symmetrically on opposite sides of the head. This arrangement aids in the ability to localize sound sources.

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