Movement Analysis Flashcards
Where is the modified hinge joint located?
- Ankle joint
What are articulating bones?
- Bones which meet and move at the same joint
Where is the talus located?
- At the front of the ankle
What is circumduction?
- Where the limb can move in a circle
What are the names of the articulating bones of the knee joint? (2 marks)
- femur
- fibula
What is the joint action that takes place at the knee when kicking a football?
- Extension
What is the main agonist muscle when kicking a football?
- Quadricep
During a rugby throw, what is the main agonist, the type of contraction and the joint action? (3 marks)
- Bicep
- Concentric Isotonic
- Extension
What is an isotonic concentric contraction?
- muscle shortens whilst contracting
What is an isotonic eccentric contraction
- muscle lengthens when it contracts
What is an Isometric contraction?
- muscle stays the same when it contracts
Example of an isotonic concentric contraction
- upwards phase of a bicep curl
- bicep contracts
Example of an isotonic eccentric contraction
- downwards phase of a bicep curl
- triceps contract and extend
Example of an Isotonic contraction
- holding a plank
What muscle is the antagonist muscle?
- the muscle that is relaxing or lengthening
What is the agonist muscle?
- The muscle that is contracting
what does the agonist muscle do?
- cause a movement to occur
What is the antagonistic muscle pair with the bicep?
- tricep
What is the antagonistic muscle pair with the hamstring?
- Quadricep
What is the antagonistic muscle pair with the anterior deltoid?
- posterior deltoid