IB SEHS Topic 4.2 Joint and Movement

What is an example of an isotonic eccentric contraction for the triceps?

• Lowering phase (elbow flexion) in a push-up

• Lifting phase (elbow extension) in a push-up

• Lifting phase (elbow extension) in a push-up

• Preparation phase (elbow flexion) when throwing a ball

Which muscle contraction occurs when the muscle lengthens under tension?

• Isokinetic

• Isometric

• Eccentric

• Concentric

Which describes concentric contractions?

• Muscle lengthening

• Muscle shortening

• Muscle length does not change

• Force in muscle remains constant through full range of movement

What type of exercise contributes to development of delayed onset muscle soreness (DOMS)?

• Concentric exercise

• Eccentric exercise

• Isometric exercise

• Isokinetic exercise

What is the muscle contraction where length of the muscle remains the same?

• Isotonic concentric

• Isotonic eccentric

• Isometric

• Isokinetic

Which movement occurs at the pivot joint?

• Flexion

• Extension

• Rotation

• Circumduction

What type of movement takes place from Position A to Position B in the diagram?

• Eversion

• Inversion

• Dorsi flexion

• Plantar flexion

The diagram shows a right foot. Which type of movement happens from Position A to Position B?

• Dorsi flexion

• Plantar extension

• Eversion

• Inversion

Which type of contraction occurs in the rectus femoris while performing a squat (moving from position A to B)?

• Isometric

• Isotonic eccentric

• Isotonic concentric

• Isokinetic eccentric

Which movement is performed at the ankle joint in the diagram below?

• Eversion

• Inversion

• Dorsi flexion

• Plantar flexion