Objective: You will describe the structure and function of the skeletal system.

What would happen if humans did not have bones?

Just call me Blob!

How many bones do humans have?

206

How do bones move?

Are bones alive?What are bones made up of?

CELLS!

ALL living things are made up of CELLS, so bones are living!

What’s bone marrow?

We make blood cells!

Do all critters have a backbone?

97% do NOT!

How many bones are in the human hand?

27

How many bones areIn a human’s face?

14

What is the longest boneIn your body?

FEMUR

What’s the smallest boneIn your body?

Stirrup

What’s a joint?

How many moveablejoints do you have inyour body?

230

A giraffe and human beinghave the same number ofbones in their neck.True or False?

1

2

3

4

5

67

12

34

56

7

http://kidshealth.org/kid/htbw/htbw_main_page.html