Lom Assignment

Week 1 - LOM Assignment

Do the following:

After reviewing pages 579-590, please answer the following questions by providing a short answer

response (2-3 Sentences per question).

1) Describe Ossification during Fetal Development.

A. During Fetal Development, Ossification gradually replaces the cartilages and its intercellular substance with immature bone cells and calcium deposits. During this time there are also osteoblasts that produce the tissue that will replace cartilages during ossification.

2) What are the roles of Osteoclasts in bone formation?

A. The osteoclasts are there to reabsorb, or digest, bony tissue. They also digest bone tissue from the inner side of the bones, enlarging the inner bone cavity so that the bone does not become too thick and heavy.

3) How do Osteoblasts assist when recovering from a fractured bone?

A.

4) How does Vitamin D support bone formation?

A. It helps the calcium pass through the lining of the small intestine and into the bloodstream. Once the Vitamin D are in the bones the osteoblastic activity produces an enzyme that forms a substance that gives bones it’s harden quality. It is considered the major calcium salt.

5) Explain the difference between Long bones, Short bones, Flat Bones, and Sesamoid bones.

A. The long bones are very strong, and have large surface areas for muscle attachment. Short bones are found in the wrist and ankle and are small and have an irregular shape. Flat bones are there to cover soft body parts. Sesamoid bones are small rounded bones found near joints and increase the efficiency of muscles near the particular joint.

6) Why could damage to the Epiphyseal plate of a bone, during childhood, result in a reduction of a bone’s growth potential.

A. Damaging the Epiphyseal plate during childhood would cause the bone to become weaker sooner than it usually would. It will also cause some delay in the growth of the bone because of prior damage repair or...