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The pharynx is an anatomical structure that functions in both respiration and digestion in the human body. In this lesson we will investigate the anatomy and physiology of the pharynx to gain an understanding of its importance and how it works.
The pharynx is the uppermost part of the alimentary tract and commonly referred to as the throat. It directs the passage of air and food between the mouth and nose into esophagus and larynx. The tonsils are collections of lymphoid tissue that lie in the pharynx.