Muscles of the pharynx, viewed from behind, together with the associated vessels and nerves
|Latin||musculi pharyngis; tunica muscularis pharyngis|
receives motor innervation by Vagus nerve (CN X)Lymph =
|Anatomical terms of muscle|
The pharyngeal muscles are a group of muscles that act upon the pharynx. Pharyngeal muscles contracts pushing the food into the oesophagus. There are two muscular layers of the pharynx: the outer circular layer and the inner longitudinal layer. The outer circular layer includes:
During swallowing, these muscles constrict to propel bolus downwards (an involuntary process).
The inner longitudnal layer includes:
During swallowing, these muscles act to shorten and widen the pharynx.
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