MICROANATOMY

Detailed explanation-1: -Like veins, the lymphatic tributaries have thin walls and have valves to prevent backflow of blood. There is no pump in the lymphatic system like the heart in the cardiovascular system.

Detailed explanation-2: -Answer and Explanation: (b.) Lymphatic vessels typically have very few valves is the TRUE statement. The lymphatic capillaries lack valves which are only found in large lymph vessels.

Detailed explanation-3: -Lymphatic Valves Valves are found in larger lymph vessels and collecting vessels and are absent in the lymphatic capillaries. The valves is to prevent backflow of fluid, so that lymph eventually flows forward instead of falling backwards.

Detailed explanation-4: -The given statement is false. The lymphatic vessels of the lymphatic system contain one-way valves. circulatory system. The lymphatic fluid gathers from the tissues and enters the valved lymphatic ducts.