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77 Cards in this Set
- Front
- Back
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Temporalis - Action
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elevates and retracts mandible
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Masseter - Action
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elevates mandible
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Sternocleidomastoid - Action
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flexes head if both sides contract; tilts head down & towards the opposite side if one side contracts
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Diaphragm - Action
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increases size of thoracic cavity during inhalation
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External abdominal oblique - Action
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compresses abdomen, stabilizes vertebral column
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Rectus abdominis - Action
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flexes lower vertebral column
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Serratus anterior - Action
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protracts scapula rotates scapula forward and laterally around chest wall
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Serratus anterior - Origin
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ribs 1-8
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Serratus anterior - Insertion
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medial border of scapula
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Rhomboideus
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retracts scapula, rotates & fixes scapula
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Trapezius - Action
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elevates & retracts scapula, extends neck
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Pectoralis major - Action
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flexes shoulder, adducts & medially rotates arm
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Latissimus dorsi - Action
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extends shoulder, adducts & medially rotates arm
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Deltoid- Action
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abducts arm, medially & laterally rotates arm
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Supraspinatus - Action
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abducts arm
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Infraspinatus - Action
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laterally rotates arm
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Deltoid - Origin
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clavicle, acromion & spine of scapula
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Deltoid - Insertion
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deltoid tuberosity of humerus
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Subscapularis- Action
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medially rotates arm
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Teres minor - Action
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laterally rotates & adducts arm
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Teres major - Action
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medially rotates & adducts arm
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Brachialis - Action
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flexes elbow
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Biceps brachii - Action
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supinates forearm, flexes elbow, flexes shoulder
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Biceps brachii - Origin
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superior margin of glenoid cavity, coracoid process of scapula
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Triceps brachii - long & lateral - Action
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extends elbow, extends shoulder
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Supraspinatus - Origin
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supraspinous fossa
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Supraspinatus - Insertion
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greater tubercle of humerus
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Infraspinatus - Origin
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infraspinous fossa
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Infraspinatus - Insertion
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greater tubercle of humerus
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Biceps brachii - Insertion
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radial tuberosity
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Triceps brachii* - long & lateral - Origin
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long head – inferior margin of glenoid cavity, lateral head – posterior proximal humerus
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Triceps brachii* - long & lateral - Insertion
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olecranon process of ulna
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Brachioradialis - Origin
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lateral distal humerus
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Brachioradialis - Insertion
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styloid process of radius
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Brachioradialis - Action
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flexes elbow
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Flexor carpi radialis- Action
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flexes wrist & abducts hand
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Palmaris longus - Action
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flexes wrist
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Flexor carpi ulnaris - Action
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flexes wrist & adducts hand
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Extensor carpi radialis longus - Action
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extends wrist & abducts hand
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Extensor carpi radialis brevis - Action
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extends wrist & abducts hand
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Extensor digitorum - Action
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extends wrist & spreads phalanges
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Extensor carpi ulnaris - Action
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extends wrist & adducts hand
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Adductor magnus - Action
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adducts & medially rotates thigh, flexes hip
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Adductor longus - Action
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adducts & medially rotates thigh, flexes hip
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Gracilis - Action
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adducts thigh, flexes knee
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Adductor longus - Origin
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pubis
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Adductor longus - Insertion
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linea aspera of femur
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Rectus femoris - Origin
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anterior inferior iliac spine
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Rectus femoris - Insertion
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tibial tuberosity via patellar ligament
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Rectus femoris - Action
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flexes hip, extends knee
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Vastus lateralis - Origin
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greater trochanter of femur
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Vastus lateralis - Insertion
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tibial tuberosity via patellar ligament
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Vastus lateralis - Action
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extends knee
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Vastus medialis - Action
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extends knee
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Vastus intermedius - Action
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extends knee
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Sartorius - Action
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abducts & laterally rotates thigh, flexes knee
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Gluteus maximus - Action
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abducts & laterally rotates thigh, extends hip
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Gluteus medius - Action
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abducts & medially rotates thigh
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Biceps femoris - Action
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extends hip, flexes knee
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Biceps femoris - Origin
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ischial tuberosity & linea aspera of femur
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Biceps femoris - Insertion
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head of fibula & lateral condyle of tibia
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Semimembranosus - Origin
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ischial tuberosity
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Semimembranosus - Insertion
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medial condyle of tibia & lateral condyle of femur
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Semimembranosus - Action
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flexes knee, extends hip
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Semitendinosus - Action
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flexes knee, extends hip
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Tensor fasciae latae - Action
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extends knee & abducts thigh
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Tibialis anterior - Origin
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lateral condyle of tibia
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Tibialis anterior - Insertion
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1st metatarsal
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Tibialis anterior - Action
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dorsiflexes & inverts foot
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Fibularis longus - Action
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everts & plantar flexes foot
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Gastrocnemius - Origin
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lateral & medial condyles of femur
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Gastrocnemius - Insertion
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calcaneus via calcaneal tendon
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Gastrocnemius - Action
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plantar flexes foot, flexes knee
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Soleus - Action
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plantar flexes foot
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Extensor digitorum longus
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dorsiflexes foot, extends toes
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Rectus Abdominus - Origin
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pubic symphysis
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Rectus Abdominus - Insertion
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xiphoid process & ribs 5-7
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