BIOL 1010 (1/28/22): Skeletal System

Which of the following is NOT a function of the skeletal system?

• Makes blood

• Produces melanocytes

• Stores calcium

• Helps us move

Spongy bone contains blood vessels and nerves.

• True

• False

_______ are tubular units of compact bone.

• Osteocytes

• Osteoclasts

• Osteons

• Osteoblasts

Haversion systems are found only in compact bone.

• True

• False

This type of cartilage is firm, flexible, and contains collagen fibers.

• Hyaline

• Fibrocartilage

• Elastic

• Keratin

This type of cartilage is found in places where mass support is needed, such as the cartilage in between our vertebrae.

• Hyaline

• Fibrocartilage

• Elastic

• Keratin

Human bones first appear as fibrocartilage during embryonic development.

• True

• False

Endrochondral ossification is the process where hyaline cartilage is replaced by bone over time.

• True

• False

When osteoclasts break down bone, what ionic levels increase in the blood?

• Keratin

• Iron

• Osteocytes

• Calcium

All bones are smooth.

• True

• False