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Muscle Functions and Movements of the Appendicular and Axial Skeleton

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Termini in questo insieme (20)

  • Function of the biceps brachii

    Flexes the elbow and supinates the forearm.

  • Movement caused by the triceps brachii

    Extends the elbow, straightening the arm.

  • Role of the deltoid muscle

    Abducts the arm at the shoulder joint.

  • Function of the pectoralis major

    Adducts and medially rotates the arm at the shoulder.

  • Movement by the latissimus dorsi

    Extends, adducts, and medially rotates the arm at the shoulder.

  • Function of the quadriceps femoris

    Extends the knee and helps flex the hip.

  • Movement caused by the hamstrings

    Flex the knee and extend the hip.

  • Role of the gluteus maximus

    Extends and laterally rotates the hip.

  • Function of the gastrocnemius

    Plantarflexes the foot and flexes the knee.

  • Movement by the tibialis anterior

    Dorsiflexes and inverts the foot.

  • Function of the sternocleidomastoid

    Rotates the head to the opposite side and flexes the neck.

  • Role of the trapezius muscle

    Elevates, retracts, and rotates the scapula.

  • Function of the rectus abdominis

    Flexes the vertebral column and compresses the abdomen.

  • Movement caused by the erector spinae

    Extends and laterally flexes the vertebral column.

  • Function of the external oblique muscles

    Compress the abdomen and rotate the trunk.

  • Role of the rhomboid major and minor

    Retract and elevate the scapula.

  • Movement by the serratus anterior

    Protracts and stabilizes the scapula.

  • Function of the iliopsoas

    Flexes the hip and stabilizes the lumbar spine.

  • Role of the adductor group in the thigh

    Adduct the thigh at the hip joint.

  • Movement caused by the tibialis posterior

    Plantarflexes and inverts the foot.