Organ System Skeletal System Question #8849
Single Choice Easy

QWhat is the number of true ribs present in the human body?

ID: #8849 Skeletal System 225 views
Question Info
#8849Q ID
EasyDifficulty
Skeletal SystemTopic

Choose the Best Option

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  • A 7 pairs
  • B 8 pairs
  • C 9 pairs
  • D 10 pairs
Correct Answer

Explanation

The human body has a total of 12 pairs of ribs that are attached dorsally to the vertebral column and ventrally to the sternum with the help of hyaline cartilage. The first seven pairs of ribs are called true ribs, while the remaining five pairs are called false ribs or floating ribs. The true ribs are so named because they directly articulate with the sternum via their costal cartilages, while the false ribs either attach indirectly to the sternum or not at all. Therefore, the correct option is A) 7 pairs.

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