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Appendicular Muscle Functions and Pictures Flashcards

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3322296141Pectoralis minorProtracts and depresses scapula0
3322302390Serratus anteriorAntagonist in scapula protraction; superiorly rotates scapula; stabilizes scapula1
3322306010TrapeziusSuperior fibers: Elevate and superiorly rotate scapula Middle Fibers: Retract scapula Inferior fibers: depress scapula2
3322309959Levator scapulaeElevates scapula; inferiorly rotates scapula3
3322313049Rhomboideus majorElevates and retracts (adducts) scapula; inferiorly rotates scapula4
3322317468Rhomboideus minorElevates and retracts (adducts) scapula; inferiorly rotates scapula5
3322321929Latissimus DorsiAntagonist of arm extension; adducts and medially rotates arm6
3322327692Pectoralis MajorAntagonist of arm flexion; adducts and medially rotates arm at shoulder7
3322331985DeltoidAnterior Fibers: Flex and medially rotate arm at shoulder Middle Fibers: Prime mover of arm abduction at shoulder Posterior Fibers: Extend and laterally rotate arm8
3322338600CoracobrachialisAdducts and flexes arm at shoulder9
3322340736Teres MajorExtends, adducts, and medially rotates arm at shoulder10
3322343592SubscapularisMedially rotates arm at shoulder11
3322348031SupraspinatusAbducts arm at shoulder12
3322349205InfraspinatusAdducts and laterally rotates arm at shoulder13
3322355214Teres MinorAdducts and laterally rotates arm (with infraspinatus)14
3322357889Biceps brachiiFlexes forarm, supinates arm15
3322361715BrachialisPrime Mover of forearm flexion16
3322368626BrachioradialisFlexes forearm17
3322372323Triceps brachiiPronates forearm (palm facing down); located distally18
3322381142Pronator teresPronates forearm19
3322386973SupinatorSupinates forarm (holding soup)20
3322390257Psoas MajorPrime mover in thigh flexion21
3322392328Adductor longusAdducts and flexes thigh (the longer of the three main muscles)22
3322402511Adductor brevisAdducts and flexes thigh (the shorter of the three main muscles)23
3322406701GracilisAdducts and flexes thigh (with the adductor longus, brevis, magnus, and pectineus)24
3322415883PectineusAdducts and flexes thigh (with the adductor longus, brevis, magnus, and gracilis); it is superior to the adductor brevis25
3322463241Adductor MagnusAdducts and flexes thigh (most medial)26
3322471459Gluteus maximusPrime mover in thigh extension, lateral rotation of the thigh27
3322478019Gluteus mediusAdducts and medially rotates thigh28
3322482825Gluteus minimusAbducts and medially rotates thigh (deepest of gluteal muscles)29
3322486315Biceps femorisExtends thigh, laterally rotates and flexes leg30
3322491121SemimembranosusExtends thigh, flexes and medially rotates leg (medial/smaller than biceps femoris and semitendinous):31
3322495204SemitendinousExtends thigh, flexes and medially rotates leg (in betwee biceps femoris and semimembranosous)32
3322503876Quadriceps femorisFlexes thigh, extends leg (anterior and includes rectus femoris, vastus intermedius, vastus lateralis, vastus medialis)33
3322518288Rectus femoris, vastus intermedius, vastus lateralis, vastus medialisThe quadriceps femoris includes these 4 muscles:34
3322535853Vastus intermediusExtends leg (part of quadriceps femoris); origin on LATERAL SURFACE OF FEMUR35
3322549814Vastus lateralisExtends leg (part of quadriceps femoris); ORIGIN ON GREATER TROCHANTER OF FEMUR36
3322555276Vastus medialisExtends leg (part of quadriceps femoris); origin on POSTERIOR OF FEMUR37
3322561550SartoriusFlexes and laterally rotates thigh, flexes and medially rotates leg38
3322566084GastrocnemiusPlantar flexion of foot, flexion of leg (posterior)39
3322569013SoleusPlantar flexion of foot, steadies leg on ankle during standing (anterior and under gastrocnemius)40

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