Which of the following is not a type of cell associated with mucosal lymphoid tissue?
Macrophages
Red blood cells
Monocytes
Dust cells
The Correct Answer is B
A. Macrophages are present in mucosal lymphoid tissue and play a role in immune surveillance, phagocytosis, and antigen presentation.
B. Red blood cells are not associated with mucosal lymphoid tissue. They are primarily involved in oxygen transport and do not play a direct role in the immune functions of mucosal lymphoid tissue.
C. Monocytes are a type of white blood cell that can differentiate into macrophages in tissues, including mucosal lymphoid tissue.
D. Dust cells are a type of macrophage found in the lungs, often associated with inhaled particles, and can also be present in mucosal lymphoid tissue.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. GALT (Gut-associated lymphoid tissue) includes Peyer patches, which are found in the lining of the small intestine and play a key role in immune surveillance of the gut.
B. All of the answers are correct: Since all the listed options correctly relate to Peyer patches, the most comprehensive and correct choice is B.
C. MALT (Mucosa-associated lymphoid tissue) is a broader category that includes GALT as a subset, so Peyer patches are also part of MALT.
D. Peyer patches are part of the lymphatic system, contributing to the body's immune defense mechanisms.
Correct Answer is C
Explanation
A. Inguinal nodes are located in the groin area, not the neck.
B. Subclavian nodes are found near the clavicle (collarbone), closer to the chest, not specifically in the neck.
C. Cervical nodes are the correct answer. These lymph nodes are located in the neck and are responsible for filtering lymph from the head and neck region.
D. Palatine tonsil is located in the oropharynx (back of the throat), not in the neck, although it is part of the lymphatic system.
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