Joints Flashcard

Front

What is a Saddle joint?

Back

A type of joint that allows movement in two planes, resembling a saddle. An example is the joint at the base of the thumb.

Front

Identify an example of a Saddle joint.

Back

The thumb.

Front

What type of joint allows the most movement?

Back

Synovial joints.

Front

What are Synovial joints?

Back

Joints that are characterized by a fluid-filled joint cavity, allowing for a wide range of motion.

Front

What is the action of Abduction?

Back

The movement of a limb away from the midline of the body.

Front

What is the action of Adduction?

Back

The movement of a limb toward the midline of the body.

Front

What is Flexion?

Back

The bending movement that decreases the angle between two body parts.

Front

What is Extension?

Back

The straightening movement that increases the angle between two body parts.

Front

What are the four main types of joints?

Back

1. Fibrous 2. Cartilaginous 3. Synovial 4. Fixed.

Front

What is a Gliding joint?

Back

A joint that allows bones to slide past each other, such as in the wrist.