The sternum is a part of which of the following?

Question

Quizplus · Accepted Answer

The axial skeleton consists of the skull, vertebral column, twelve pairs of ribs, and sternum.
The sternum is not part of the appendicular skeleton, which includes the girdles and the limbs.
The sternum is not part of the vertebral column, which is part of the axial skeleton and protects the spinal cord.
The sternum is not a part of the skull, which is part of the axial skeleton. 
You may use the diagram of the skeletal system (including the pectoral and pelvic girdles) below as a visual reference. Please note the key in the bottom right for distinguishing between the two types of skeletons.
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The Sternum Is a Part of Which of the Following