Q. Select the correct option .
A) $8^{th}$, $9^{th}$ and $10^{th}$ pairs of ribs articulate directly with the sternum.
B) $11^{th}$ and $12^{th}$ pairs of ribs are connected to the sternum with the help of hyaline cartilage.
C) Each rib is a flat thin bone and all the ribs are connected dorsally to the thoracic vertebrae and ventrally to the sternum.
D) There are seven pairs of vertebrosternal, three pairs of vertebrochondral and two pairs of vertebral ribs.
Explanation
[Solution] Ribs 1-7 are true (vertebrosternal), 8-10 false (vertebrochondral) and 11-12 floating (vertebral). Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.