AP Biology (Mader), 11th Edition

Chapter 33: Lymph Transport and Immunity

Pre-Test

1
The lymphatic system performs all of the following functions EXCEPT:
A)carries platelets and factors for clotting blood.
B)absorbs fats at the lymphatic capillaries in the intestines and transports them to the bloodstream.
C)defends the body against disease.
D)absorbs excess tissue fluid and returns it to the bloodstream.
2
The first lymphoid organ(s) to encounter pathogens and antigens that enter the body by way of the nose and mouth is/are the _____.
A)spleen
B)thymus gland
C)tonsils
D)lymph nodes
3
The lymph is cleansed by _____.
A)macrophages in lymph nodes
B)the spleen
C)the thymus gland
D)tonsils
4
The blood is cleansed by the _____.
A)lymph nodes
B)spleen
C)thymus gland
D)tonsils
5
White blood cells are produced by the _____.
A)red bone marrow
B)spleen
C)thymus gland
D)lymph nodes
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