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NEETZoologyLocomotion and Movement

Types of Ribs Description A. True Ribs 1. First 7 pairs, directly attached to the sternum B. False Ribs 2. Last 2 pairs, not attached to the sternum at all C. Floating Ribs 3. Next 3 pairs, indirectly attached to the sternum D. Costal Cartilage 4. Connects the ribs to the sternum

Options

  1. AA - 3, B - 2, C - 4, D - 1
  2. BA - 1, B - 3, C - 2, D - 4
  3. CA - 2, B - 4, C - 1, D - 3
  4. DA - 4, B - 1, C - 3, D - 2

Correct answer

B. A - 1, B - 3, C - 2, D - 4

Step-by-step solution

True Ribs: The first 7 pairs, directly attached to the sternum via costal cartilage. False Ribs: The next 3 pairs, indirectly attached to the sternum through the cartilage of the rib above. Floating Ribs: The last 2 pairs, not attached to the sternum at all. Costal Cartilage: Connects the ribs to the sternum, providing flexibility.

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