Appendicular Muscle Actions Flashcards
What is the action of the Trapezius?
Elevates, depresses, adducts, and rotates scapula
Elevate clavicle and extend neck
What is the action of the serratus anterior?
Protract and rotate scapula
What is the action of the Pectoralis Major?
Flex, adduct, and medially rotate the humerus
What is the action of the Pectoralis Minor?
Depress and protract shoulders; rotate scapula
What is the action of the Teres major?
Medial rotation of the arm
What is the action of the Latissimus Dorsi?
Extend, adduct, and medially rotate the arm
What is the action of the Teres Minor?
Lateral rotation of the arm
What is the action of the Supraspinatus?
Abduct arm
What is the action of the Infraspinatous?
Lateral rotation of the arm
What is the action of the Subscapularis?
Medial Rotation of the arm
What is the action of the Deltoid?
Extend, flex, and abduct arm
What is the action of the Biceps Brachii [Long; Short]?
Flex elbow, supinate forearm, flex shoulder
What is the action of the Triceps Brachii [Lateral; Long; Medial]?
Extend elbow, shoulder
What is the action of the Gluteus Maximus?
Extend and abduct hip, laterally rotate the femur
What is the action of the Gluteus Medius?
Abducts femur
What is the action of the Gluteus Minimus?
Abducts femur
What is the action of the Adductor Longus?
Adduct, medial/lateral rotation of the femur
What is the action of the Adductor Magnus?
Adduct, medial/lateral rotation of the femur
What is the action of the Tensor Fasciae Latae?
flexes and abducts hip, medial rotation of the femur
What is the action of the Gracilis?
Adduct and medially rotate the femur
What is the action of the Sartorius?
Lateral rotation of the femur, flex knee and hip
What is the action of the Biceps Femoris [Long; Short]?
Extend hip, flex knee
What is the action of the Semitendinosus?
Extend hip, flex knee
What is the action of the Semimembranosus?
Extend hip, flex knee
What is the action of the Vastus Intermedius?
Extend knee
What is the action of the Vastus Medialis?
extend knee
What is the action of the Rectus Femoris?
extend knee, flex hip
What is the action of the Vastus Lateralis?
extend knee
What is the action of the Gastrocnemius [Lateral; medial]?
Plantar flexes the foot, flexes knee
What is the action of the Soleus?
Plantar flexes the foot
What is the action of the Plantaris?
Plantar flexes the foot, flexes knee
What is the action of the Tibialis Anterior?
Dorsi-flexes the foot, inversion
What is the action of the Extensor digitorum longus?
Extends the digits
What is the action of the Flexor digitorum longus?
flexes digits
