The Skeletal System

Which pair of terms is mismatched?

• cranium, sutures

• wrist, pivot joint

• shoulder, ball-and-socket joint

• knee, hinge joint

What is a common injury in wrists and ankles because they are gliding joints?

• osteoarthritis

• sprains

• bursitis

• rheumatoid arthritis

Where are blood cells made?

• red bone marrow

• yellow bone marrow

• osteoblasts

• osteoclasts

What is the type of bone that is dense and strong?

• compact bone

• spongy bone

• osteoblasts

• osteoclasts

What is the process of remaking bone called (see picture)?

• breaking

• remodeling

• building

• healing

What is the type of cell that breaks down old or cracked bone?

• compact bone

• spongy bone

• osteoblasts

• osteoclasts

What is the function of yellow bone marrow?

• make blood cells

• store calcium

• store fat

• no function

Which of the bones in the picture are part of the appendicular skeleton?

• A

• B

• C

• D

The formation of bone by the osteoblasts is known as _________________________.

• ossification

• remodeling

• healing

• photosynthesis

Where is the type of joint in the picture found?

• elbows and knees

• fingers and toes

• hips and shoulders

• wrist and ankles