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DURA MATER
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
The outermost (and toughest) of the 3 meninges
Synonyms:
Classified under:
Hypernyms ("dura mater" is a kind of...):
meninges; meninx (a membrane (one of 3) that envelops the brain and spinal cord)
Holonyms ("dura mater" is a substance of...):
tentorium ((anatomy) a fold of dura mater that covers the cerebellum and supports the occipital lobes of the cerebrum)
Context examples:
A delicate fibrous membrane interposed between the dura mater and the pia mater of the brain and spinal cord.
(Arachnoid Membrane, NCI Thesaurus)
Space between the dura mater and the walls of the vertebral canal.
(Epidural Spinal Canal Space, NCI Thesaurus)
The dura mater is one of the three layers that form the meninges.
(Dura mater, NCI Dictionary)
Venous channels within the dura mater of the brain which receives both blood from blood vessels within the brain as well as cerebrospinal fluid then drains into the internal jugular vein.
(Dural Venous Sinus, NCI Thesaurus)
The drug must initially cross the dura mater before exerting its effect on the nervous system components.
(Epidural Route of Administration, NCI Thesaurus)
Almotriptan may also relieve vascular headaches by preventing the release of vasoactive neuropeptides from perivascular trigeminal axons in the dura mater during a migraine, by reducing extravasation of plasma proteins, and by decreasing the release of other mediators of inflammation from the trigeminal nerve.
(Almotriptan, NCI Thesaurus)
The inner layer of the dura mater surrounding the brain.
(Meningeal Layer of the Dura Mater, NCI Thesaurus)
Blood vessels in the dura mater are relatively open compared to the tightly sealed vessels found in other brain regions, and macrophages in the dura mater often serve as the first line of defense against harmful blood-borne agents.
(Meningitis changes immune cell makeup in the mouse brain lining, National Institutes of Health)
