Anatomy and Physiology Skeletal System

Which of the following is an example of a sesamoid bone?

• phalanges

• humerus

• patella

• vertebrae

What is the name given to the long, middle section of a long bone?

• diaphysis

• epiphyses

• epiphyseal plate

• periosteum

The tough layer of connective tissue surrounding the bone and allowing for attachment to tendons and ligaments is called

• diaphysis

• epiphyses

• epiphyseal plate

• periosteum

What structure does "A" represent?

• central Haversian canal

• osteon

• osteocyte

• canaliculi

Match the following

• Bone absorbing cell

• Osteoblasts

• Tough connective tissue covering bone

• Osteocytes

• Bone cell

• Periosteum

• Tough connective tissue covering bones

• Osteon

• Matrix of bone organized into structural units, or Haversian systems

• Osteoclasts

What structure does "C" represent?

• central Haversian canal

• osteon

• osteocyte

• canaliculi

What structure does "D" represent?

• central Haversian canal

• osteon

• osteocyte

• canaliculi

The "little beams" that make up spongy bone are called

• concentric lamellae

• interstitial lamellae

• trabeculae

• osteons

When a bone is broken, a large mass of blood forms that is called a(n)

• osteocyte

• hematoma

• osteoclast

• callus

What is the function of hydroxyapatite?

• to provide flexibility and keep bones from constantly breaking

• to form new osteocytes when a bone is broken

• to provide bone strength and hardness

• to reduce the amount of calcium in the blood