Skeletal System

Match

Match the following

• inside

• cartilage

• bone

• making

• cytes

endo

chond

os

fication

cells

• endo

• chond

• os

• fication

• cells

Reorder

Reorder the following events in the process of endochondral ossification.

• Chondrocytes create a model made of hyaline cartilage

• perichondrium ossifies to become periosteum

• ossification of the diaphysis occurs

• medullary cavity is formed by osteoclasts

• ossification of the epihysis occurs

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Match

Match the following

• formation of osteoid at the diaphysis

• formation of osteoid at the epiphysis

• form the medullary cavity

• replace cartilage with osteoid

• form the cartilage model

primary ossification center

secondary ossification center

osteoclasts

osteoblasts

chondrocytes

• primary ossification center

• secondary ossification center

• osteoclasts

• osteoblasts

• chondrocytes

Reorder

Reorder the following events in fracture repair.

• torn blood vessels lead to blood clots & the formation of a hematoma

• cartilage forms and connects the broken ends of bone

• osteoblasts replace cartilage with osteoid

• excess bone is removed & the medullary cavity is reformed

1

2

3

4

• 1
• 2
• 3
• 4

Categorize

Options (12)

blood clot

hematoma

torn blood vessels

soft callus formed

chondroblasts

ends of bones connected by cartilage

osteoblasts replace cartilage

hard callus formed

osteoid formed

osteoclasts remove excess bone

medullary cavity hollowed out

hard callus remodeled

Organize these options into the correct steps of fracture repair.

Step 1

Step 2

Step 3

Step 4