GENERAL HISTOLOGY

NERVOUS SYSTEM SPECIAL SENSE

CEREBELLUM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The largest intracerebellar nuclei is
A
dentate
B
emboliform
C
globose
D
fastigial
Explanation: 

Detailed explanation-1: -The dentate nucleus is the largest deep cerebellar cluster of neurons; it has a dentated – serrated – edge. Efferent fibers of the dentate nucleus are involved in the modulation of motor neurons and neurons involved in conscious thought and visuospatial function.

Detailed explanation-2: -The dentate nucleus is a cluster of neurons, or nerve cells, in the central nervous system that has a dentate – tooth-like or serrated – edge. It is located within the deep white matter of each cerebellar hemisphere, and it is the largest single structure linking the cerebellum to the rest of the brain.

Detailed explanation-3: -It is located in the posterior cranial fossa, under the extension of the dura mater that separates the cerebellum from the lower portion (called “the tentorium cerebelli", latin for “tent of the cerebellum"), dorsally to the pons and medulla oblongata.

Detailed explanation-4: -The dentate nucleus is located within the cerebellar white matter and is directly adjacent to the vermis and the roof of the fourth ventricle bilaterally.

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