ANATOMY
LYMPHATIC SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -Key Points. The lymph system is not a closed system. Lymph flows in one direction toward the heart. Lymph nodes are most densely distributed toward the center of the body, particularly around the neck, intestines, and armpits.
Detailed explanation-2: -The lymphatic system is a one way system because it does only has blind ended capillaries (it has no other vessels such as arteries) that drains interstitial fluid towards the heart.
Detailed explanation-3: -Which of the following is true of lymphatic circulation? All lymph is processed in the thymus before it returns to the circulation.
Detailed explanation-4: -From their terminal ducts to their sources between the cells of the tissues, the lymph vessels divide and subdivide repeatedly, becoming narrower at each division. A system of valves in the larger vessels keeps the lymph flowing in one direction.