B and T cells are:
Lymph nodes
Tonsils
Lymphocytes
Antibodies
The Correct Answer is C
A. Lymph nodes are secondary lymphoid organs where B and T cells can be activated, but they are not the cells themselves.
B. Tonsils are lymphoid tissues that help protect against pathogens, but they are not the cells themselves.
C. Lymphocytes are the correct answer. B cells and T cells are types of lymphocytes, which are white blood cells involved in the adaptive immune response.
D. Antibodies are proteins produced by B cells (specifically plasma cells) in response to pathogens, but they are not cells themselves.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Chyle drainage is not a function of the spleen. Chyle, a milky fluid rich in fats absorbed from the intestines, is transported by the lymphatic system — specifically through structures like lacteals and the thoracic duct — not the spleen.
B. Blood filtration is a key function of the spleen, as it removes pathogens and debris from the blood.
C. Destruction of old red blood cells occurs in the spleen, which acts as a graveyard for aging or damaged red blood cells.
D. Blood storage is also a spleen function; it can store blood and release it in case of hemorrhage or increased demand.
Correct Answer is B
Explanation
A. Interleukin is a type of cytokine that plays a role in the immune system, but it is not another name for immunoglobulin.
B. Antibodies are also known as immunoglobulins. They are proteins produced by B cells that recognize and bind to specific antigens to help neutralize or destroy pathogens.
C. Interferon is another type of protein that plays a role in the immune response, particularly in inhibiting viral replication, but it is not the same as immunoglobulin.
D. Antigen is a foreign substance that induces an immune response, but it is not synonymous with immunoglobulin.
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