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| ==Introduction== | | ==Introduction== |
| [[Image:Developing Head.jpg|thumb|right|150px|Developing Head - Copyright RVC]] | | [[Image:Developing Head.jpg|thumb|right|150px|Developing Head - Copyright RVC]] |
− | The pharynx is part of both the [[Cardiorespiratory System - Anatomy & Physiology|respiratory]] and [[Alimentary System Overview - Anatomy & Physiology|digestive]] system. Both systems have entrances to the pharynx but they are separated from each other by the [[Soft Palate - Anatomy & Physiology|soft palate]]. | + | The pharynx is part of both the [[Cardiorespiratory System - Anatomy & Physiology|respiratory]] and [[Alimentary System Overview - Anatomy & Physiology|digestive]] system. Both systems have entrances to the pharynx but they are separated from each other by the [[Soft Palate|soft palate]]. |
| During exercise or during respiratory distress, the mouth can be used as an additional opening of the respiratory system and then the [[Oral Cavity - Oropharynx - Anatomy & Physiology|oropharynx]] also becomes an air-way. | | During exercise or during respiratory distress, the mouth can be used as an additional opening of the respiratory system and then the [[Oral Cavity - Oropharynx - Anatomy & Physiology|oropharynx]] also becomes an air-way. |
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| *Walls contain striated muscle | | *Walls contain striated muscle |
| [[Image:Pharynx Anatomy.jpg|thumb|right|150px|Pharynx Labelled - Copyright C.Clarkson and T.F.Fletcher University of Minnesota]] | | [[Image:Pharynx Anatomy.jpg|thumb|right|150px|Pharynx Labelled - Copyright C.Clarkson and T.F.Fletcher University of Minnesota]] |
− | *During [[Deglutition|swallowing]] the [[Soft Palate - Anatomy & Physiology|soft palate]] is raised which divides the pharynx into dorsal and ventral sections | + | *During [[Deglutition|swallowing]] the [[Soft Palate|soft palate]] is raised which divides the pharynx into dorsal and ventral sections |
− | **Laterally, two pairs of palatopharyngeal arches are present from the [[Soft Palate - Anatomy & Physiology|soft palate]] to the [[Oesophagus - Anatomy & Physiology|oesophagus]] | + | **Laterally, two pairs of palatopharyngeal arches are present from the [[Soft Palate|soft palate]] to the [[Oesophagus - Anatomy & Physiology|oesophagus]] |
| **The dorsal compartment is the [[Nasopharynx - Anatomy & Physiology|nasopharynx]] | | **The dorsal compartment is the [[Nasopharynx - Anatomy & Physiology|nasopharynx]] |
| **The rostral compartment is the [[Oral Cavity - Oropharynx - Anatomy & Physiology|oropharynx]] | | **The rostral compartment is the [[Oral Cavity - Oropharynx - Anatomy & Physiology|oropharynx]] |
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| *Rostral constrictor muscles are the '''hyopharyngeous''', '''pterygopharyngeous''' and the '''palatopharyngeous muscles''' | | *Rostral constrictor muscles are the '''hyopharyngeous''', '''pterygopharyngeous''' and the '''palatopharyngeous muscles''' |
− | **Originate from the [[Tonsils - Anatomy & Physiology#Pterygoid Bone (os pterygoideum)|pterygoid]] region of the skull and the aponeurosis of the [[Soft Palate - Anatomy & Physiology|soft palate]] | + | **Originate from the [[Tonsils - Anatomy & Physiology#Pterygoid Bone (os pterygoideum)|pterygoid]] region of the skull and the aponeurosis of the [[Soft Palate|soft palate]] |
| **Shorten the pharynx | | **Shorten the pharynx |
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