Tentorium
Tentorium
Tentorium (pronunciation: ten-tor-ee-um) is a term used in anatomy to refer to two different structures within the body. The most commonly referred to is the tentorium cerebelli, a fold of dura mater in the brain. The other is the tentorium of the insect thorax, a part of the exoskeleton of insects.
Etymology
The term "tentorium" is derived from the Latin word "tentorium", which means "tent". This is likely due to the tent-like structure of the tentorium cerebelli in the brain.
Tentorium Cerebelli
The tentorium cerebelli is an extension of the dura mater that separates the cerebellum from the inferior portion of the occipital lobes. It is an important structure in the brain as it provides support and protection for the cerebellum and occipital lobes.
Tentorium of the Insect Thorax
The tentorium of the insect thorax is a part of the exoskeleton of insects. It is a complex structure that provides support and rigidity to the thorax of the insect. It is composed of several parts, including the episternum, epimeron, and sternum.
Related Terms
- Dura Mater: The thick membrane that is the outermost of the three layers of the meninges that surround the brain and spinal cord.
- Cerebellum: The part of the brain at the back of the skull in vertebrates, which coordinates and regulates muscular activity.
- Occipital Lobes: The rearmost lobe in each cerebral hemisphere of the brain.
- Episternum: The lateral sclerite, or hardened body wall, of the insect thorax.
- Epimeron: The posterior sclerite of the insect thorax.
- Sternum: The breastbone.
External links
- Medical encyclopedia article on Tentorium
- Wikipedia's article - Tentorium
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