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Isthmus
01
a narrow piece of land with water on each side that connects two larger areas
Examples
The Isthmus of Panama serves as a crucial land bridge connecting North and South America, facilitating the exchange of flora and fauna between the continents.
Ancient civilizations often settled along isthmuses for their strategic significance in trade and defense.
02
a narrow band of tissue connecting two larger parts of an anatomical structure
Examples
The thyroid gland is joined by a thin isthmus across the trachea.
The isthmus of the brainstem links the midbrain to the cerebellum.
