Question

Why are the ribs called bicephalic? What are true ribs?

Answer 1

cephalic means to have head . since ribs are headed on both ends they are called BICEPHALIC (bi= 2). i.e. they have two articulating( points where two bones meet) ends. Ribs are dorsally connected to the thoracic vertebrae and ventrally to the sternum.

 The first seven pairs are attached directly to the sternum i.e. the breastbone by costal cartilages and are called true ribs.

Answer 2

Answer:

Explanation:

The cephalic term indicate towards the head. Since, these ribs are headed on both ends these are called as bicephalic. These ribs have two articulating ends. The ribs are ventrally connected to the sternum or breastbone and dorsally to the thoracic vertebrae.

There are 12 pair of the ribs. These consists of true ribs and false ribs. The true ribs are seven pairs of ribs which are connected with the sternum. The false ribs are also called as floating ribs these ribs are not connected with the sternum. These ribs are not connected with the sternum.