Question Detail

ZOO 101 ZOO 101 Past Questions Objective Question

Question

The last two pairs of ribs that remain free and are NOT attached to the sternum are called:
Options
A True ribs
B Articulating ribs
C Floating ribs
Correct Answer
D False ribs
Correct Answer

Option C is the correct answer.

Detailed Explanation

The last two pairs of ribs (ribs 11 and 12) remain free and are known as floating ribs. They are attached only to the thoracic vertebrae posteriorly and have no anterior attachment, allowing for flexibility.

Hint

These ribs have no anterior attachment to the sternum.

Question Info