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Skull and Facial Muscles - Anatomy & Physiology (view source)
Revision as of 13:59, 30 July 2008
, 13:59, 30 July 2008→Major Foramen and Canals
**Located either side of basilar part of occipital bone
**Located either side of basilar part of occipital bone
**Adjacent to tympanic bulla
**Adjacent to tympanic bulla
**Glossopharyngeal nerve (CN IX), vagus nerve (CN X) and accessory nerve (CN XI)
**Glossopharyngeal nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN IX]]), vagus nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN X]]) and accessory nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN XI]])
**Internal carotid artery
**Internal carotid artery
*Hypoglossal Canal
*Hypoglossal Canal
**Between paracondylar and condylar processes on lateral part of occipital bone
**Between paracondylar and condylar processes on lateral part of occipital bone
**Hypoglossal nerve (CN XII)
**Hypoglossal nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN XII]])
**Condylar artery and vein
**Condylar artery and vein
*Optic Chiasma
*Optic Chiasma
**Runs in transverse depression behind sphenoid rostrum on presphenoid bone
**Runs in transverse depression behind sphenoid rostrum on presphenoid bone
**Path of the optic nerve (CN II)
**Path of the optic nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN II]])
*Optic Canal
*Optic Canal
**Ends from optic chiasma over wings of the presphenoid bones
**Ends from optic chiasma over wings of the presphenoid bones
**Optic nerve (CN II)
**Optic nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN II]])
*Oval Foramen
*Oval Foramen
**Caudal wing of the basisphenoid bones
**Caudal wing of the basisphenoid bones
**Mandibular branch of the trigeminal nerve (CN V3)
**Mandibular branch of the trigeminal nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN V3]])
*Alar Canal
*Alar Canal
**Rostral border of the basisphenoid bone at the base of the pterygoid processes
**Rostral border of the basisphenoid bone at the base of the pterygoid processes
**Composed of the caudal alar foramen, rostral alar foramen and the small alar foramen
**Composed of the caudal alar foramen, rostral alar foramen and the small alar foramen
**Maxillary branch of the trigeminal nerve (CN V2)
**Maxillary branch of the trigeminal nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN V2]])
**Temporal artery
**Temporal artery
*Stylomastoid Foramen
*Stylomastoid Foramen
**Situated on the petrosal part of the temporal bone
**Situated on the petrosal part of the temporal bone
**Facial nerve (CN VII)
**Facial nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN VII]])
*Ethmoidal Foramen
*Ethmoidal Foramen
**Perforate the orbital part of the frontal bone
**Perforate the orbital part of the frontal bone
**Olfactory nerve (CN I)
**Olfactory nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN I]])
**Ethmoidal artery and vein
**Ethmoidal artery and vein
*Internal Acoustic Meatus
*Internal Acoustic Meatus
**Medial surface of the petrosal part of the temporal bone
**Medial surface of the petrosal part of the temporal bone
**Facial opening for the facial nerve (CN VII)
**Facial opening for the facial nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN VII]])
**Cochlear opening, dorsal vestibule opening and the ventral vestibule opening for the vestibulocochlear nerve (CN VIII)
**Cochlear opening, dorsal vestibule opening and the ventral vestibule opening for the vestibulocochlear nerve ([[Nervous System - CNS - Anatomy & Physiology#Innervation - Cranial Nerves|CN VIII]])
==Species Differences==
==Species Differences==