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Oropharynx - Anatomy & Physiology (view source)
Revision as of 14:01, 17 July 2008
, 14:01, 17 July 2008no edit summary
*Endoderm
*Endoderm
*Innervated by glossopharyngeal nerve (CN IX)
*Innervated by glossopharyngeal nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN IX]])
*Divided by glossopalatine arch from oesophageal pharynx
*Divided by glossopalatine arch from oesophageal pharynx
==Innervation==
==Innervation==
*Muscles from pharyngeal arch 4 innervated by vagus nerve (CN X)
*Muscles from pharyngeal arch 4 innervated by vagus nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN X]])
*Stylopharyngeus from pharyngeal arch 3 innervated by glossopharyngeal nerve (CN IX)
*Stylopharyngeus from pharyngeal arch 3 innervated by glossopharyngeal nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN IX]])
==Histology==
==Histology==
* Stratified squamous epithelium
*Stratified squamous epithelium
*Keratinised in ruminants
*Keratinised in ruminants
*Lamina propria contains aggregates of lymphoid tissue (called tonsils) in several parts of the oropharynx
*Lamina propria contains aggregates of lymphoid tissue (called tonsils) in several parts of the oropharynx