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16 Cards in this Set
- Front
- Back
Sternocleidomastoid |
Origin: Clavicle and sternum Insertion: Mastoid process of temporal bone Action: Flexion of head forward, rotates head towards opposite shoulder |
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Trapezius |
Origin: Occipital bone, all cervical & thoracic vertebrae Action: Raises, rotates, and retracts scapula and stabilizes it |
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Deltoid
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Origin: Lateral third of clavicle, acromion, and spine of scapula
Insertion: Deltoid tuberosity of humerus Action: Prime mover of arm abduction |
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Pectoralis major |
Origin: Clavicle, sternum, and cartilage of first 6 ribs Insertion: Greater tubercle of humerus Action: Prime mover of arm flexion, medially rotates arm, arm adduction |
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Latissimus dorsi |
Origin: Lower 3 to 4 ribs, inferior spine, and iliac crest Insertion: Proximal humerus |
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Biceps brachii |
Origin: Coracoid process of scapula Insertion: Proximal radius Action: Flexes elbow and supinates forearm |
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Triceps brachii |
Origin: Glenoid cavity of scapula Insertion: Olecranon process of ulna Action: Powerful forearm extensor |
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Iliopsoas |
Origin: Iliacus - iliac fossa; psoas major - transverse processes, bodies, and discs of T12 and lumbar vertebrae
Insertion: Lesser trochanter of femur Action: Flex trunk on thigh, major flexor of hip or thigh |
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Gluteus maximus |
Origin: Ilium, sacrum, and coccyx
Insertion: Gluteal tuberosity of femur Action: Powerful hip extensor |
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Sartorius |
Origin: Anterior superior iliac spine
Insertion: By an aponeurosis into medial aspect of proximal tibia Action: Flexes, abducts, and laterally rotates thigh, flexes knee |
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Rectus femoris |
Origin: Pelvis
Insertion: Tibial tuberosity via patellar ligament Action: Extends knee and flexes thigh at hip |
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Gastrocnemius |
Origin: By two heads from medial and lateral condyles of the femur
Insertion: Calcaneus via calcaneal tendon Action: Plantar flexes foot |
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Tibialis anterior |
Origin: Lateral condyle and upper 2/3's of tibia
Insertion: By tendon into inferior surface of first cuneiform and metatarsal 1 Action: Prime mover of dorsiflexion |
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Semitendinosus |
SUPERFICIAL TO SEMIMEMBRANOSUS
Origin: Ischial tuberosity Insertion: Proximal tibia Action: Extends thigh, flexes knee |
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Semimembranosus |
DEEP TO SEMITENDINOSUS Insertion: Proximal tibia Action: Extends thigh, flexes knee |
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Biceps femoris |
Origin: Ischial tuberosity and distal femur
Insertion: Tendon passes laterally to insert into head of fibula Action: Extends thigh, flexes knee |