`11^(th)` and `12^(th)` pair of ribs which are imperfectly formed and do not reach the sternum are called

Options

A. Pseudo
B. false ribs
C. floating ribs
D. visceral ribs

Answer

C

Explanation

The last two pairs of ribs (`11^(th)` and `12^(th)`) are called floating ribs as their anterior ends are not attached to either the sternum or the cartilage of another rib. The floating ribs provide protection to kidneys.