Soc 13: Joints, Movements, Ligaments and Tendons Flashcards
What is the definition of the Tendon?
Tendons are non-elastic fibres that attach muscle to bone and help to move them. Tendons let you apply power and movement. Tendons also grow in strength the more you use them.
What is the definition of the Ligaments?
Are elastic fibres that join one bone to another, usually to hold things together and keep them stable. They keep your skeleton supported whilst allowing movement.
What is the definition of the joint?
Where two or more bone meet/Important for movement and rotation. All joints allow movements, although the extent of the and freedom of the movement varies from join to joint.
What are the 4 types of joints?
Pivot Joint (Neck)
Hinge Joint (Elbow)
Ball and Socket Joint (Hipbone)
Condyloid Joint (Wrist)
What is the definition of Flexion/Joints that provide it/Examples in sport
Bending movement that decreases the angle between body parts.
Shoulder,Hip,Elbow
Someone working out in the gym bends their arm up when their doing bicep curl
What is the definition of Extension/Joints that provide it/Examples in sport
Straightening movement that increases the angle between body parts
Shoulder,Hip
A swimmer swings the arm backwards in prep form doing a race.
What is the definition of Adduction/Joints that provide it/Examples in sport
Movement that pulls towards the mid line of the body
Shoulder, Hip
A golfer on the tee swings the club down towards the ball.
What is the definition of Abduction/Joints that provide it/Examples in sport
Movement that pulls away from the midline of the body.
Shoulder,Hip
A gymnast move their arms out sideways at the shoulders when performing ‘the crucifix’ on the rings
What is the definition of Rotation/Joints that provide it/Examples in sport
Movement around a singular axis or a pivot point
Shoulder, Hip
A tennis player serves
What is the definition of Circumduction/Joints that provide it/Examples in sport
Moving in a circular or conical shape
Shoulder,Hip
A cricketer bowls a ball
What is the definition of Dorsi-Flexion/Joints that provide it/Examples in sport
Bending or Flexing the toes up, closer to the shin
Ankle
A sprinter positions their feet in the starting block
What is the definition of Plantar-Flexion/Joints that provide it/Examples in sport
Extending or pointing the toes down away from the shin
Ankle
A floor gymnast points their toes
