Aging - Fontanelle: obstructive hinges; they help the skull...

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12/11/10 Fontanelle: obstructive hinges; they help the skull pass through during delivery Scaphocephaly: premature fusion of sagittal sutures - Are recorrectible conditions - Pieces of bones are taken out, pacers are put in and the bones ossify - May take several surgeries
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12/11/10 OCCIPITAL SYNOSTOSIS Membranous and endo ossification Occipital bones form base of skull Formed via endochondral and intramembranous ossification Squamous portion 1st vertebrae articulates with lateral part Lateral portions fuse with squama: 1-
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12/11/10 SPHENOID SYNOSTOSIS: - Sphenoid arches, butterfly shaped - Ossifies: becomes bone at 1 years of age TEMPORAL BONE - Has 3 distinct parts: petros, squamous and tympanic ring - Petros fuses to squamous at 1 year of age
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12/11/10 MANDIBLE Formed in two distinct halves, fuses at 1 year of age Symphesis Menti: line of fusion between two halves In non human mammals, lower half of jaw does not fuse
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12/11/10 SUBADULT POST CRANIAL AGE INDICATORS
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Aging - Fontanelle: obstructive hinges; they help the skull...

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