Joints

What type of joints is used to protect your soft organs?

• movable joints

• fixed joints

• slightly movable joints

Which type of joint gives you the largest range of motion?

• Pivot joint

• Ball-and-socket joint

• Hinge joint

• Gliding joint

The joint in your knees is most similar to:

• The pendulum in a grandfather clock

• The wheels on an office chair

• The sliding mechanism on a drawer

• The hinge on a cupboard door

Which pair of joints has the most in common?

• Your ankle joints and shoulder joints

• The joints in your spine and hip joints

• Your elbow joints and knee joints

• Your wrist joints and shoulder joints

What might happen if you snapped or tore one of your ligaments?

• Your joints would not be able to move

• Your bones would be in danger of breaking

• Your joints might slide out of place easily

• You would become double-jointed

A disease called osteoarthritis occurs when the cartilage between joints wears away. What can you infer about osteoarthritis?

• It prevents joints from moving smoothly

• It causes joints to dislocate easily

• It causes bones to become more brittle

• It reduces joints' range of motion

The main purpose of synovial fluid is:

• Keeping bones moist

• Lubrication

• Strengthening tendons and cartilage

• Protecting the spinal cord

Where can you find this joint?

• Between femur and tibia

• Between humerus and ulna

• Between pelvic girdle and femur

• Between carpals

What is the name of this joint?

• Ball and socket joint

• Hinge joint

• Fixed joint

• Slightly movable joint

What is the slippery surface that cover the bones?

• synovial membrane

• synovial fluid

• ligament

• cartilage