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The small mounds of lymphoid tissue found at the back of the tongue are called:

A.

Pharyngeal tonsils

B.

Palatine tonsils

C.

Lingual tonsils

D.

Adenoids

Answer and Explanation

The Correct Answer is C

A. Pharyngeal tonsils (also called adenoids) are located in the nasopharynx, not at the back of the tongue.
B. Palatine tonsils are located on either side of the back of the throat, not at the back of the tongue.
C. Lingual tonsils are small mounds of lymphoid tissue located at the base of the tongue, and they help protect the body from pathogens entering through the oral cavity.
D. Adenoids are another term for the pharyngeal tonsils, which are located in the nasopharynx, not at the back of the tongue.


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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. GALT (Gut-Associated Lymphoid Tissue) refers to lymphoid tissue found in the gastrointestinal tract, not a part of the lymph node.
B. The hilum is the indented area of a lymph node where blood vessels, nerves, and efferent lymphatic vessels (which carry lymph out of the node) exit the node.
C. Buboes are swollen lymph nodes, often a sign of infection like bubonic plague, not the area where vessels exit the lymph node.
D. Filariae are parasitic worms that can cause lymphatic filariasis, but they are not related to the structure of a lymph node.

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