Muscles and Body Movements
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Questions and Answers

Which of the following is true about muscle movement?

  • Muscle movement is achieved by muscles moving attached bones (correct)
  • Muscle movement is achieved by ligaments moving attached bones
  • Muscle movement is achieved by bones moving attached muscles
  • Muscle movement is achieved by tendons moving attached muscles
  • What is the origin of a muscle?

  • Attachment to an immoveable bone (correct)
  • Attachment to a movable bone
  • Attachment to a ligament
  • Attachment to a tendon
  • What is flexion?

  • Straightens the elbow or knee
  • Brings two bones farther apart
  • Decreases the angle of the joint (correct)
  • Increases the angle of the joint
  • Which type of movement involves the bone rotating around its longitudinal axis?

    <p>Rotation</p> Signup and view all the answers

    Which type of movement involves moving a limb away from the midline?

    <p>Abduction</p> Signup and view all the answers

    Which type of movement involves moving a limb toward the midline?

    <p>Adduction</p> Signup and view all the answers

    Which type of movement involves a combination of flexion, extension, abduction, and adduction?

    <p>Circumduction</p> Signup and view all the answers

    What is the movement called when the foot is lifted towards the shin?

    <p>Dorsiflexion (ex tibialis anterior)</p> Signup and view all the answers

    What is the movement called when the foot is pointed downwards?

    <p>Plantar flexion</p> Signup and view all the answers

    Which movement involves turning the sole of the foot medially?

    <p>Inversion</p> Signup and view all the answers

    Which movement involves turning the sole of the foot laterally?

    <p>Eversion</p> Signup and view all the answers

    Which movement involves the forearm rotating laterally so the palm faces anteriorly?

    <p>Supination</p> Signup and view all the answers

    Which movement involves the forearm rotating medially so the palm faces posteriorly?

    <p>Pronation</p> Signup and view all the answers

    Which one of these is true about supination?

    <p>The radius and ulna are parallel</p> Signup and view all the answers

    Which type of muscle aids a prime mover in a movement and helps prevent rotation?

    <p>synergist</p> Signup and view all the answers

    What is the muscle with the major responsibility for a certain movement called?

    <p>Prime mover</p> Signup and view all the answers

    Which type of muscle opposes or reverses a prime mover?

    <p>Antagonist</p> Signup and view all the answers

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