The adult skeletal system is composed of how many bones?

• 216
• 371
• 206
• 199

An __________ is a type of bone cell that dissolves bone.

• Osteoblast

• Osteoclast

• Osteocyte

An _____________ is a type of bone cell that builds bone.

• Osteoclast

• Osteoblast

• Osteocyte

What is the name for the connector that attaches bone to bone?

• ligament
• tendon
• patella
• string

An ___________ is a mature bone cell.

• Osteoblast
• Osteoclast
• Osteocyte

The joints in your knees and elbows are most similar to:

• a clock
• a screw
• a wheel
• a door hinge

This joint allows movement in 360 degree motion

• hinge
• immoveable
• ball and socket
• pivot

Shaking your head "no" is an illustration of using what type of joint in your neck?

• hinge

• immoveable

• ball and socket

• pivot

A fracture that occurs when the bone bends and cracks and is common in children is called a _______.

• greenstick

• open

• closed

• comminuted

What is the main mineral that is added to bone tissue in ossification?

• Calcium
• Magnesium
• Sodium
• Potassium