Range of motion is the normal movement that a ________ should be able to perform.

A bone is connected to another bone by one or more ________.

Cartilage is a smooth substance that covers the ends of bones and helps ________ them.

The ________ is the joint in the body that's most likely to be injured.

When a body part is moved away from the body, it's called ________.

Regular ________ helps slow the effects that aging has on muscles and joints.

The hip is one example of a ________ joint.

When muscles and joints aren't used enough, a painful ________ might develop.

When people are able to perform their own range of motion exercises without assistance, it's known as ________ range of motion.

Range of motion exercises should never be done past the point of ________.