Welcome to... A Game of X’s and O’s. Presentation by © 2008 - All rights Reserved...

Welcome to...

A Game of X’s and O’s

Mark E. Damon

Created this program

© 2000 - All rights Reservedmarkedamon@hotmail.com

Bones

7 8 9

4 5 6

1 2 3

7 8 9

4 5 6

1 2 3Scoreboard

X

O

Click Here ifX Wins

Click Here ifO Wins

1

How many bones in the adult body?

1

206Home

2

Bone tissue becomes brittle, thin, and spongy. Bones break easily, and the spine sometimes

begins to crumble and collapse.

2

Osteoporosis Home

3

usually strikes active teens around the beginning of their growth spurts, the approximately 2-year period

during which they grow most rapidly.

3

Osgood-Schlatter disease Home

4

when the cartilage is replaced by hard deposits of calcium phosphate and stretchy collagen, the two main

components of bone.

4

Ossification Home

5

The bones of kids and young teens are smaller than those of adults and contain "growing zones" called

____________

5

Growth Plates Home

6

Cells that make new bone and helps repair damage

6

Osteoblasts Home

7

Cells that break down bone and help to sculpt and shape it.

7

Osteoclasts Home

8

Cells carry nutrients and waste products to and from blood vessels in the bone.

8

Home Osteocytes

9

__________ is needed to make bones hard,

which allows them to support your weight.

9

Calcium Home