Skeletal System Review

First cervical vertebra.

• Axis
• Body
• Vertebra prominens
• Atlas

Second cervical vertebra.

• Axis
• Body
• Vertebra prominens
• Atlas

How many cervical vertebrae exist in the spine? 

• 7
• 12
• 5
• 4

There are __________ lumbar vertebrae. 

• 12
• 5
• 7
• 6

How many thoracic vertebra exist in the spinal column? 

• 15
• 5
• 12
• 7

How many false ribs are there?

• 2

• 5

• 7

• 3

How many floating ribs are there?

• 2
• 3
• 7

How many true ribs are there?

• 2
• 3
• 7

The hardest, most dense part of the bone tissue is the

• periosteum
• spongy bone
• osteoblast
• compact bone

What are functions of the skeleton?

• Protection
• Blood cell production
• Movement
• All of these