HeadNeckI-IntroSkull-1

HeadNeckI-IntroSkull-1 - M&M, Fig. 7.3 Major...

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HEAD/NECK I: Introduction—The Skull Head function brainstorm Sensory/Motor Targets Overview: Head/Neck I-IV The two-oval skull Major features of the skull The base of the skull The developmental view The holes-out view
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What all does the head do? [brainstorm] Special Sense Foodwa y Airway Glands/M ucous
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Nerve “targets” in head SENSORY Special General MOTOR Muscles Glands
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Overview Head/Neck I-IV Head I: Skull—a framework to hang on Overall organization of skull Base of the skull—the hard part Developmental view Cranial nerves out (to “targets”) Head II: Throat targets Head III: Special Sense targets Head IV: Cranial nerves in depth
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Overall skull organization Cerebral Hemisphere Cerebellum Neurocranium Base of skull Middle ear Jaw Throat
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Major features of the skull Mastoid process Styloid process External auditory/ acoustic meatus (ear opening) Ear drum Hyoid bone Epiglottis Thryroid cartilage Cricoid cartilage Tracheal rings
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Unformatted text preview: M&M, Fig. 7.3 Major features of the skull Zygomatic arch Ethmoid Orbit Nasal aperture (choanae inside) M&M, Fig. 7.2 Base of the skulla developmental view Dermal bones in neurocranium Chondral bone at base of skull Olfactory capsule (part of ethmoid) Optic capsule (part of sphenoid) Otic capsule (part of temporal Occipital bone (from somites like C-verts) Base of the skullcranial nerves out Ethmoid (olfactory) I. Olfactory Sphenoid (optic) II. Optic III. Oculomotor IV. Trochlear VI. Abducens Temporal (otic) VIII. Acoustic/Auditory/ Vestibulocochlear Face/Jaws V. Trigeminal VII. Facial Throat (rest of body) IX Glossopharyngeal X. Vagus XI. Spinal Accessory XII. Hypoglosal Whats ahead? Throat (pharynx) targets: Head/Neck II Special Sensory targets: Head/Neck III Back to cranial nerves: Head/Neck IV...
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HeadNeckI-IntroSkull-1 - M&M, Fig. 7.3 Major...

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