Soc 13 - Joints Flashcards
What are joints?
A place where two or more bones meet
What are the four types of joints?
Pivot
Hinge
Ball and socket
Condyloid
What is flexion?
Bending movement that decreases the angle between body parts.
In your shoulder,hip and elbow
What is extension?
Straightening movement that increases the angle between body parts
In your hip and shoulder
What is adduction?
A inward movement towards the body
In your shoulder and hip
What is abduction?
A outward movement away from the body.
In your shoulder and hip
What is rotation?
Movement around a sungle axis or pivot point.
In your shoulder and hip
What is circumdation?
Moving in a circular or concial shape.
In your shoulder and hip
Dorsi-flexion
Bending/flexing your toes up.
In your ankle
Plantar-flexion
Poiting or extending the toes downward.
In your ankle
When would an athlete need Flexion?
When doing a bicep curl
When would an athlete need extension?
A swimming would neee this when diving into the pool at the start of a race.
When would an athlete need adduction?
A golfer would need this when he is swinging in towards the ball.
When would an athlete need abduction?
A tennis player reaching outward to return a shot
When would an athlete need rotation?
A tennis player serving
