Intro to Bones

A mature bone cell is called

• Osteocyte

• Osteoblast

• Osteoclast

• Osteon

Exercise helps bone by

• Increasing density through activity

• Increasing density through remodeling

• Increasing density through increased calories

• Increasing density through stress

Which is not a function of bone

• Movement

• Hormone activation

• Support

• Making blood

Which is a hormone needed for bone growth

• Prolactin

• Thyroid Hormone

• Somatropin

• Gonadatropin

What are the divisions of the skeleton

• Axial and Appendicular

• Axial and Appendix

• Upper and Lower Extremities

• Core and Extremities

Which is not a factor for bone growth , development, and repair

• Nutrition

• Hormone inhibition

• Sunlight

• Physical exercise

How many total bones in the human body?

• 208

• 220

• 210

• 206

Breaks down bone to remove damaged or old cells, and release minerals into the blood stream

• Osteocyte

• Osteoblast

• Osteoclast

• Osteon

Outer layer of bone is called

• Periosteum

• Compact bone

• Spongy bone

• Lacuni

Bone classifications include all except

• Long

• Sesamoid

• Irriticular

• Flat