Desribe the pharynx???

Question

Perhaps physically, functionality, and anthing else important...

Answer 1

"The PHARYNX is a fibromuscular tube which extends from the base of the skull to the lower border of the cricoid cartilage (at which point it becomes the esophagus). Portions of the pharynx lie posterior to the nasal cavity (nasal pharynx), oral cavity (oral pharynx) and larynx (laryngeal pharynx). The muscular walls of the pharynx are comprised of an outer layer made up of 3 circularly disposed muscles, the CONSTRICTORS..............

Much more in the link  http://www.emory.edu/ANATOMY/AnatomyManu...    plus diagrams.