Anatomy And Physiology I BIOL 2113 Lecture Notes...

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Anatomy And Physiology I BIOL 2113Anatomy of the SkullCranium (Brain case) or Facial skeleton or Neurocranium or Viscerocranium.Calvaria Cranial base or Cranial Vault or Base of skull or Upper part of brain case.The 8 Bones of cranium (4 single and 2 paired)Frontal bone (single)Ethmoid bone (single)Sphenoid bone (single)Occipital bone (single)Parietal bone (paired)Temporal bone (paired)The 14 Bones of facial skeleton (2single and 6 paired)Vomer (single)Nasal bone (paired)Lacrimal bone (paired)Inferior concha (paired)Palatine bone (paired)Zygomatic bone (paired)Maxilla (paired)Mandible (single=two halves)1
Anatomy And Physiology I BIOL 2113Skull: Exterior views1.Norma Verticalis (Superior View)Bones: Frontal, Parietals, Occipital (squamous part)Sutures: Coronal, Sagittal, Lambdoid, Frontal (Metopic) [occasional]Features: Parietal eminence, Bregma, LambdaForamen: Parietal2.Norma Frontalis (Anterior View)Bones: Frontal, Nasal, Maxilla, ZygomaticFeatures: Supercilary arches, Glabella, Nasion, Orbit, Anterior nasalaperture, Anterior nasal spineForamina: Infraorbital, Zygomaticofacial3.Norma Lateralis (Lateral View)Bones: Frontal, Parietal, Sphenoid (greater wing), Temporal (squamouspart , and zygomatic, mastoid and styloid processes), Occipital, Zygomatic,MaxillaFeatures: Pterion, Superior and Inferior temporal lines, Supramastoidcrest, Temporal fossa, Infratemporal fossa, Pterygopalatine fossaForamina: External accoustic meatus, Zygomaticotemporal foramen4.Norma Occipitalis (Posterior view)Bones: Parietals, Occipital, Temporal, (mastoid part)Sutures: Lambdoid, Parietomastoid, OccipitomastoidFeatures: External occipital protuberance, Superior nuchal line, Inferiornuchal line, Inion2
Anatomy And Physiology I BIOL 21135.Norma Basalis (Inferior View)Bones: Maxilla (Palatine processes, alveolar processes), Palatine(Horizontal plate), Sphenoid (Body, greater wings, and medial and lateralpterygoid plates), Temporal (Squamous, petromastoid, and tympanicparts), Occipital (Basilar and squamous parts)Features: Incissive fossa, Posterior nasal spine, Pharyngeal tubercle,Pterygoid fossa, Scaphoid fossa, Pterygoid hamulus, Infratemporal crest,Spine of sphenoid, Mandibular fossa, Articular tubercle, Jugular fossa,Styloid process, Occipital condyle, Mastoid process, Mastoid notch(groove for posterior belly of digastric muscle), External occipital crest,Superior and inferior nuchal lines, External occipital protuberanceForamina: Incisive Greater and lesser palatine, Foramen ovale, Foramenspinosum, Foramen lacerum, Opening for auditory tube, Carotid canal,Pterygoid canal, Foramen magnum, Hypoglossal canal, Jugular foramen,Stylomastoid foramen, Posterior nasal apertures (choanae)Skull: Interior1.Inner aspect of the calvaria (vault)Bones: Frontal, Parietal, OccipitalFeatures: Frontal crest, Groove for superior sagittal sinus, Groove forbrances of middle meningeal vessels, Depressions for arachnoidgranulationsForamina: Parietal2.Cranial Fossae3

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Bones of the head and neck, frontal bone

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