Medicine:Petrous portion
From HandWiki
Petrous portion (From Latin petrous 'rocky') may refer to:
- Petrous portion of the temporal bone
- Petrous portion of the internal carotid artery
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Natural Sciences Astronomy & Space Biology Computer concepts Chemistry Physics Earth studies Unsolved problems
Humanities History Philosophy Social studies Religion Medicine
Technology & Finance Engineering & Tech Software programs Finance & Business
Biographies Organizations Companies Places
Books Monographs Tutorials Manuals
