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Where are the tonsils located?

A.

Trachea

B.

Esophagus

C.

Pharynx

D.

Larynx

Answer and Explanation

The Correct Answer is C

A. Trachea: The trachea is the airway that leads to the lungs, but it does not contain tonsils.

B. Esophagus: The esophagus is the tube that connects the throat to the stomach, and it does not contain tonsils.

C. Pharynx: The tonsils are located in the pharynx, which is the region of the throat behind the mouth and nasal cavity. They play a role in the immune system by trapping pathogens that enter the body through the mouth and nose.

D. Larynx:  The larynx is the voice box, located below the pharynx, and does not house tonsils.


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Related Questions

Correct Answer is B

Explanation

A. Uvula: The uvula is a small fleshy extension that helps with speech and prevents food from entering the nasal cavity but is not a lymphoid structure.

B. Palatine tonsils: The palatine tonsils are clusters of lymphoid tissue located at the back of the throat, protecting the pharynx from infections.

C. Hard palate: The hard palate forms the roof of the mouth and aids in chewing but has no immune function.

D. Esophageal sphincter: This is a muscular ring at the junction of the esophagus and stomach, not involved in immune defense.

Correct Answer is D

Explanation

A. Brachiocephalic artery: This artery supplies blood to the upper body, including the head, neck, and right arm, but not the lower limbs.

B. Splenic artery: The splenic artery supplies the spleen, and it has no direct role in supplying blood to the lower limb.

C. Common hepatic artery: This artery supplies the liver, not the lower limbs.

D. Femoral artery: This is the major artery supplying oxygenated blood to the lower limb, making it the correct answer.

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