Name the structures which are present in veins and lymph ducts and abs

1.	Name the structures which are present in veins and lymph ducts and absent in arteries.
Answer» 1. The structures that are present in the veins and lymph ducts are VALVES. 2. These are absent in arteries. 3. They are one-way valves. If the blood moves in the opposite direction, the valves closed and avoid the backward flow of blood in veins and lymph ducts.

Name the structures which are present in veins and lymph ducts and absent in arteries.

Answer»

1. The structures that are present in the veins and lymph ducts are VALVES.

2. These are absent in arteries.

3. They are one-way valves. If the blood moves in the opposite direction, the valves closed and avoid the backward flow of blood in veins and lymph ducts.

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Name the structures which are present in veins and lymph ducts and absent in arteries.

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