The abdomen is the part of the body that is between the chest and the thigh. It contains (has in it) the abdominal muscles and many organs. Some of the organs in the abdomen are:
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| Terminal (CN 0) | |
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| Olfactory (CN I) |
- Nuclei
- anterior olfactory nucleus
- Course
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| Optic (CN II) |
- Nuclei
- lateral geniculate nucleus
- Course
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| Oculomotor (CN III) |
- Nuclei
- oculomotor nucleus
- Edinger–Westphal nucleus
- Branches
- superior
- parasympathetic root of ciliary ganglion
- inferior
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| Trochlear (CN IV) | |
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| Trigeminal (CN V) |
- Nuclei
- PSN
- spinal trigeminal nucleus
- MN
- TMN
- Course
- Branches
- ophthalmic
- maxillary
- mandibular
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| Abducens (CN VI) | |
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| Facial (CN VII) | | Near origin |
- Intermediate nerve
- Geniculate
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Inside facial canal |
- Greater petrosal
- Nerve to the stapedius
- Chorda tympani
- lingual nerve
- submandibular ganglion
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At stylomastoid foramen |
- Posterior auricular
- Suprahyoid
- Parotid plexus
- temporal
- zygomatic
- buccal
- mandibular
- cervical
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| Nuclei |
- Facial motor nucleus
- Solitary nucleus
- Superior salivary nucleus
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| Vestibulocochlear (CN VIII) |
- Nuclei
- vestibular nuclei
- cochlear nuclei
- Cochlear nerve
- striae medullares
- lateral lemniscus
- Vestibular
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| Glossopharyngeal (CN IX) | | Before jugular fossa | |
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| After jugular fossa |
- Tympanic
- tympanic plexus
- lesser petrosal
- otic ganglion
- Stylopharyngeal branch
- Pharyngeal branches
- Tonsillar branches
- Lingual branches
- Carotid sinus
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| Nuclei |
- Nucleus ambiguus
- Inferior salivatory nucleus
- Solitary nucleus
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| Vagus (CN X) | | Before jugular fossa | |
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| After jugular fossa |
- Meningeal branch
- Auricular branch
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| Neck |
- Pharyngeal branch
- Superior laryngeal
- Recurrent laryngeal
- Superior cervical cardiac
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| Thorax |
- Inferior cardiac
- Pulmonary
- Vagal trunks
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| Abdomen |
- Celiac
- Renal
- Hepatic
- Anterior gastric
- Posterior gastric
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| Nuclei |
- Nucleus ambiguus
- Dorsal nucleus of vagus nerve
- Solitary nucleus
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| Accessory (CN XI) |
- Nuclei
- nucleus ambiguus
- spinal accessory nucleus
- Cranial
- Spinal
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| Hypoglossal (CN XII) | |
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