sväljmusklerna
Sväljmusklerna, also known as the muscles of deglutition, are a group of muscles primarily located in the pharynx and larynx. These muscles work in a coordinated manner to facilitate the process of swallowing, which is essential for the intake of food and liquids. The act of swallowing involves three main phases: the oral phase, the pharyngeal phase, and the esophageal phase. While the oral phase is largely voluntary, the pharyngeal and esophageal phases are involuntary and heavily reliant on the precise contraction and relaxation of these specialized muscles.
During the pharyngeal phase, the soft palate elevates to close off the nasal cavity, preventing food or
The esophageal phase involves the transport of the bolus through the esophagus to the stomach, primarily through