Which of the following explanations best describes how the medullary cavity of a long bone forms?
A)A primary ossification center develops where bone tissue replaces cartilage.
B)Osteoclasts digest newly formed spongy bone trabeculae leaving behind an opening.
C)Osteocytes secrete hydrolytic enzymes that remove bone and collagen.
D)A secondary ossification center develops to form the medullary cavity.
E)A cartilage model of the medullary cavity forms and is rapidly ossified.

Question

Quizplus · Accepted Answer

The medullary cavity of a long bone forms when osteoclasts digest the newly formed spongy bone trabeculae, leaving behind an opening. This process is part of bone development and remodeling, where the interior of the bone is hollowed out to create space for bone marrow.

Which of the Following Explanations Best Describes How the Medullary