Skeletal System: Bones, Joints, Cartilage · NCERT Biology

How many pairs of 'true ribs' are present in the human body?

  1. First 5 pairs
  2. First 7 pairs
  3. 8th, 9th, and 10th pairs
  4. Last 2 pairs
Show answer and explanation

Correct answer: First 7 pairs

The first seven pairs of ribs are called true ribs. They are dorsally attached to the thoracic vertebrae and ventrally connected to the sternum with the help of hyaline cartilage.

Difficulty: Medium Question 4 of 20

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