The framework of internal supports (a false endoskeleton) within an arthropod head, formed by ingrowths of the exoskeleton called apophyses.(noun)
The tentorium cerebelli.(noun)
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Use "tentorium" in a sentence
"For there is a very marked groove in every such skull, as in the human skull -- which indicates the line of attachment of what is termed the 'tentorium' -- a sort of parchment-like shelf, or partition, which, in the recent state, is interposed between the cerebrum and cerebellum, and prevents the former from pressing upon the latter."
"He said there was blood both above and below a part of the brain known as the tentorium, meaning that structure had to be injured, which is characteristic of birth trauma."
"The occipital lobe is positioned on a process of the dura mater, known as the tentorium cerebelli, which divides the cerebrum from the cerebellum."