Approximately how long is the small bowel when measured in the cadaver?

• A. 10 feet
• B. 23 feet
• C. 5 feet
• D. 15 feet

Answer: (B)

The small bowel, also known as the small intestine, measures approximately 23 feet in length when assessed in a cadaver. This length can vary slightly depending on the individual and factors such as age or nutritional status, but 23 feet is generally accepted as the average measurement in anatomical studies.

The small intestine is divided into three parts: the duodenum, jejunum, and ileum. While the duodenum is relatively short, the combined length of the jejunum and ileum contributes to the overall measurement. This extensive length is significant for its role in digestion and nutrient absorption, as the large surface area provided by the length and numerous folds facilitates effective nutrient uptake.

Understanding the average length of the small bowel is crucial for radiologic studies and surgical procedures, as it aids in accurately diagnosing gastrointestinal conditions and planning interventions.