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Introduction to Biology of the Ears, Nose, and Throat

By

David M. Kaylie

, MS, MD, Duke University Medical Center

Last full review/revision May 2019| Content last modified May 2019
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Topic Resources

The ears, nose, and throat are located near each other and have separate but related functions.

The throat Throat The throat (pharynx) is located behind the mouth, below the nasal cavity, and above the hollow tube that leads from the throat to the stomach (esophagus) and windpipe (trachea) (see figure A... read more mainly functions as a pathway through which food and fluids travel to the esophagus (the hollow tube that leads from the throat to the stomach) and air passes to the lungs.

Primary care doctors often diagnose and treat disorders involving these organs, but doctors called otolaryngologists specialize in them.

Ear, Nose, and Throat

Inside the Ear
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Test your knowledge

Loss of Smell
Anosmia is the total loss of smell. Most people with anosmia can taste sweet, sour, salty, and bitter substances but cannot distinguish among specific flavors. This is because the sense of smell makes it possible to distinguish among flavors, not taste receptors as many people erroneously believe. Which of the following is NOT a common cause of anosmia?
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