NEETZoologyLocomotion and Movement
What is the name given to the 11th and 12th pairs of ribs?
Options
- ATrue ribs
- BFloating ribs
- CVertebrochondral (false) ribs
- DBicephalic ribs
Correct answer
B. Floating ribs
Step-by-step solution
There are 12 pairs of ribs in the human body.Each rib is connected ventrally to the sternum.The first seven pairs of ribs are called true ribs.The 8th, 9th and 10th pairs of ribs are called vertebrochondral (false) ribs. The last 2 pairs (11th and 12th) of ribs are not connected ventrally and are therefore, called floating ribs. The Skeletal system is grouped into two main divisions - the axial skeleton which includes the bones that make up the central axis of the body such as the skull, spinal column, rib cage and