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Breathing and Exchange of Gases — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYBreathing and Exchange of Gases1 Mark
MCQ
In human, the right lungs has  .............. lobes:
  • A
    3
  • B
    4
  • C
    5
  • D
    2
✓

Answer

  1. 3

Explanation:

The right lungs of human is divided into three lobes, the superior, middle, and inferior, by two interlobular fissures. The middle lobe, the smallest lobe of the right lung, is wedge-shaped. The right lung is divided by the oblique fissure, which separates the inferior lobe from the middle and superior lobes, and the horizontal fissure, which separates the superior from the middle lobe.

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