Ossification

What is the central cavity found within the shaft of long bones called?

• Epiphysis

• Articular cartilage

• Medullary cavity

• Spongy bone

Which part of the long bone is responsible for the production of red blood cells, white blood cells, and platelets?

• Articular cartilage

• Diaphysis

• Medullary cavity

• Epiphysis

What is the term for the dense outer surface of bone that forms a protective layer around the internal cavity?

• Spongy bone

• Diaphysis

• Epiphysis

• Articular cartilage

Where is the articular cartilage located in a long bone?

• At the ends of the epiphysis

• Inside the medullary cavity

• Along the diaphysis

• Within the spongy bone

What is the skeleton of a very young animal predominantly made of?

• Bone

• Cartilage

• Muscle

• Tendon

What happens to the cartilage in an animal's skeleton as it grows?

• It decreases and is replaced by muscle.

• It remains unchanged throughout the animal's life.

• It increases and converts to bone.

• It decreases and is replaced by tendon.

What does the prefix "OSTEO" in the names of bone cells signify?

• It signifies strength and durability.

• It is derived from the Greek word for bone.

• It indicates the cellular structure.

• It refers to the osteoporosis condition.

What are OSTEOCLASTS?

• Cells that build up bone tissue.

• Cells that are found in the blood.

• Large cells that dissolve the bone.

• Small cells that protect the bone.

Where do osteoclasts originate from?

• The heart

• The liver

• The bone marrow

• The brain

How many nuclei do osteoclasts usually have?

• One

• Two

• More than one

• None