Introduction to the Skeletal System

What are functions of the skeleton?

• Protection

• Blood cell production

• Movement

• All of these

Which type of bone cells are responsible for dissolving and recycling old bone tissue?

• Osteoblasts

• Osteoclasts

• Osteocytes

• osteoprogenitor cells

Structure #2 is the 

• medullary cavity

• periosteum

• epiphysis

• diaphysis

The shiny white substance at #8 is the 

• articular cartilage

• periosteum

• yellow marrow

• diaphysis

Structure #5 is the 

• medullary cavity

• periosteum

• epiphysis

• diaphysis

Structure #7 is the 

• medullary cavity

• periosteum

• epiphysis

• diaphysis

Where are blood cells made? 

• Yellow marrow 

• Red marrow

• Spongy Bone 

• Periosteum

The shaft of the bone is also called the

• epiphysis

• diaphysis

• endosteum

• periosteum

Tags

NGSS.MS-LS4-2

Which of the following is filled with yellow marrrow? 

• medulary cavity

• spongy bone

• periosteum

• compact bone

Mature bone cells that live in tiny openings within the bone tissue are called?

• osteocytes

• osteoblasts

• osteoclasts

• osteons

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2