Multiple choice

Which of the following organs present in a human body has/have lumen?

(a) Small intestines (b) Ribs (c) Aorta (d) Esophagus (e) Mouth

  1. Only A

  2. Only C

  3. Both 2 and 5

  4. A, C and D

  5. C and E
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Yes, all of them have lumen. The opening in a tubular body structure that is surrounded by body tissue is known as lumen. It is present in the small intestine, aorta and esophagus.

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