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*The Guttural Pouch is located below the cranial cavity, towards the caudal end of the [[Skull and Facial Muscles - Anatomy & Physiology#Bones of the Skull|skull]].
 
*The Guttural Pouch is located below the cranial cavity, towards the caudal end of the [[Skull and Facial Muscles - Anatomy & Physiology#Bones of the Skull|skull]].
 
*It is covered laterally by the Pterygoid muscles, [[Parotid|parotid]] and [[Mandibular|mandibular]] glands. The floor lies mainly on the pharynx. It is moulded to the Stylohyoid muscle which divides the medial and lateral compartments.
 
*It is covered laterally by the Pterygoid muscles, [[Parotid|parotid]] and [[Mandibular|mandibular]] glands. The floor lies mainly on the pharynx. It is moulded to the Stylohyoid muscle which divides the medial and lateral compartments.
*The Guttural Pouch has close association with many major structures including several [[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves
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*The Guttural Pouch has close association with many major structures including several [[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|cranial nerves]] (Glossopharyngeal, Vagus, Accessory, Hypoglossal), the Sympathetic Trunk and the External and Internal Carotid Arteries. The pouch covers the temporohyoid joint.
|cranial nerves]] (Glossopharyngeal, Vagus, Accessory, Hypoglossal), the Sympathetic Trunk and the External and Internal Carotid Arteries. The pouch covers the temporohyoid joint.
   
*The pouch has an extremely thin wall which is lined by [[Respiratory Epithelium - Anatomy & Physiology|respiratory epithelium]] which secretes mucus. This normally drains into the pharynx when the horse is grazing.
 
*The pouch has an extremely thin wall which is lined by [[Respiratory Epithelium - Anatomy & Physiology|respiratory epithelium]] which secretes mucus. This normally drains into the pharynx when the horse is grazing.
  
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