.3UImU of the major passageways through the skull bones have specific names for
ID: 146496 • Letter: #
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.3UImU of the major passageways through the skull bones have specific names for the foramen, canal, fissure, or meatus. Reexamine figures 14.1 through 14.5 and the actual skulls and locate the passageways of the skull listed in table 14.1. The major structures transmitted through the specific passageway are included in the 2 nsion that joins i by zygomatic and lelike table (2) 8. Complete Parts B, C, and D of the laboratory assessment nose bart of nasal septum (1) st of the conchae (2) CRITICAL THINKING ACTIVITY Examine the inside of the cranium on a sectioned skull. What appears to be the weakest area? Explain your answer. ulates with temporal ent site for chewing the teeth ts blood vessels and of a left orbit. (Boldface indicates a bone name; not boldface indicates a feature.)Explanation / Answer
The cribriform plate is a sieve-like structure between the anterior cranial fossa and the nasal cavity present in the skull. It is a part of ethmoid bone (which separates the nasal cavity from the brain) and supports the olfactory bulb, which lies in the olfactory fossa.
The cribriform plate of the ethmoid bone with numerous olfactory foramina is the most important part and it is a weak location of the cranium. Excessive pressure on the cribriform plate could result in a skull fracture.
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