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Fallopian Tubes

What is isthm...

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What is isthmus?

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Solution

Isthmus of the Fallopian tube:
The isthmus is a small region that connects the ampulla and infundibulum to the uterus.
It is almost $2 c m$ in size.
The isthmus has a thicker wall and smaller diameter than the ampulla.
It forms a functional reservoir for sperm in the female tract.

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