Final answer:
An anastomosis is a direct connection between an arteriole and a venule without a capillary bed.
Step-by-step explanation:
A direct connection, without a capillary bed, between an arteriole and a venule is called an anastomosis. Anastomosis is a connection or communication between blood vessels that allows blood to flow directly from one vessel to another. It bypasses the usual route of blood flow through a capillary bed.
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