third ventricle

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Definitions from WordNet

Noun third ventricle has 1 sense

third ventricle - a narrow ventricle in the midplane below the corpus callosum; communicates with the fourth ventricle via the Sylvian aqueduct
--₁ is a kind of ventricle

Definitions from the Web

Third Ventricle

Definition: The third ventricle is a narrow, fluid-filled cavity that resides in the center of the brain, between the two halves of the thalamus.

Parts of Speech:

Noun - common

Senses:

1. Anatomy:

a. The third ventricle:

The third ventricle is an interconnected series of fluid-filled chambers within the brain, responsible for the production, circulation, and absorption of cerebrospinal fluid. It is lined with ciliated epithelium.

b. Any similar structure in animals:

Some animals also possess a third ventricle-like structure, which serves similar functions, allowing the transport and circulation of fluid within their neural systems.

Sample Sentences:

The third ventricle plays a crucial role in maintaining the balance and homeostasis of cerebrospinal fluid within the brain.
Damage to the walls of the third ventricle can disrupt the normal flow of cerebrospinal fluid and lead to various neurological disorders.
In some species of reptiles, the reptilian third ventricle is responsible for regulating body temperature.