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tentorium

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tentorium /ten·to·ri·um/ (ten-tor´e-um) pl. tento´ria   [L.] an anatomical part resembling a tent or covering.tento´rial
tentorium cerebel´li , tentorium of cerebellum the process of the dura mater supporting the occipital lobes and covering the cerebellum.

ten·to·ri·um (tn-tôr-m)
n. pl. ten·to·ri·a (-tôr-)
A membranous cover or horizontal partition.

tentorium
[tentôr′ē·əm] pl. tentoria
Etymology: L, tent
any part of the body that resembles a tent, such as the tentorium of the hypophysis that covers the hypophyseal fossa.

tentorium [ten-tor´e-um] (L.)
an anatomical part resembling a tent or covering. adj., adj tento´rial.
tentorium cerebel´li the process of the dura mater supporting the occipital lobes and covering the cerebellum.

tentorium
pl. tentoria [L.] a part resembling a tent or covering.

tentorium cerebelli
the sheet of dura mater separating the cerebrum from the cerebellum.


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Traumatic aneurysms (approximately 1% of intracranial aneurysms) are often distal and most often result from penetrating trauma, adjacent fractures, or impact of the vessel with the falx cerebri or tentorium cerebelli (Figure 3).
On contrast-enhanced CT there is diffuse enhancement of the basal subarachnoid cisterns and occasionally of the tentorium and sylvian fissures, but contrast-enhanced MRI is more sensitive in detecting leptomeningeal enhancement [28].
Factors that could contribute to an anterior susceptibility to strain forces in humans include the relatively large mass of the human frontal lobes and the fact that the anterior human brain is less constrained in its movement inside the skull than is the posterior brain, which is embraced by the falx and the tentorium.
 
 
 
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