Duodenum is situated

Question

Question

This question was previously asked in

RRB Pharmacist Previous Year Paper 2015

Answer 1

Correct Answer: At the uppermost part of the small intestine

Rationale:

The duodenum is the initial segment of the small intestine, immediately following the stomach. It plays a crucial role in the digestive process by receiving chyme from the stomach along with digestive enzymes and bile.
The duodenum is approximately 25-30 cm in length and is divided into four parts: the superior, descending, horizontal, and ascending parts. It is responsible for the chemical digestion of food, preparing it for further absorption in the subsequent sections of the small intestine.

Explanation of Other Options:

Near the lungs

Rationale: This option is incorrect because the lungs are part of the respiratory system, located in the thoracic cavity, and have no direct connection to the digestive system where the duodenum is located.

In the brain

Rationale: This option is incorrect because the brain is part of the central nervous system and is located in the cranial cavity. The brain controls various bodily functions but is not involved in the digestive process where the duodenum plays a role.

At the tail end of the intestine

Rationale: This option is incorrect because the tail end of the intestine refers to the large intestine or colon, which is the final part of the digestive tract. The duodenum, on the other hand, is at the beginning of the small intestine.

Conclusion:

The duodenum is situated at the uppermost part of the small intestine, immediately following the stomach. It is essential for the initial phase of nutrient absorption and digestion, setting the stage for further processing in the jejunum and ileum.