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51 Cards in this Set
- Front
- Back
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masseter attachments
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Origin: zygomatic arch
Insertion: angle & ramus of mandible |
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sternocleidomastoid attachments
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Clavicular Head Origin: sternal end of clavicle
Sternal Head Origin: manubrium Insertion: mastoid process of temporal bone |
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trapezius origins
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clavicle & scapula (acromion & spine
occipital bone, ligamentum nuchae & spinous processes of thoracic vertebrae |
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deltoid attachments
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Origin: clavicle (lateral end) & scapula (acromion & spine)
Insertion: deltoid tuberosity of humerus |
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supraspinatus
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Origin: supraspinous fossa of scapula
Insertion: greater tubercle of humerus |
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infraspinatus attachments
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Origin: infraspinous fossa of scapula
Insertion: greater turbercle of humerus |
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teres minor attachments
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Origin: lateral border of scapula
Insertion: greater tubercle of humerus |
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subscapularis attachments
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Origin: subscapular fossa of scapula
Insertion: lesser tubercle of humerus |
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teres major attachments
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Origin: inferior angle of scapula
Insertion: intertubercular sulcus of humerus |
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latissimus dorsi
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Origin: spinous processes of lower thoracic & lumbar
Insertion: intertubercular sulcus of humerus |
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biceps brachii insertion
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radial tuberosity
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triceps brachii insertion
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olecranon process of ulna
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tensor fasciae latae attachments
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Origin: Anterior Superior Iliac Spine & iliac crest
Insertion: illiotibial tract |
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gracilis attachments
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Origin: inferior pubic ramus
Insertion: meidal surface of tibia inferior to medial tibia |
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vastus lateralis attachements
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Origin: greater trochanter& linea aspera of femur
Insertion: tibial tuberosity via quadriceps tendon |
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rectus femoris attachments
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Origin: AIIS
Insertion: tibial tuberosity via quadriceps tendon, patella & patellar ligament |
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vastus medialis attachments
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Origin: linea aspera of femur
Insertion: tibial tuberosity via quadriceps tendon, patella & patellar ligament |
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vastus intermedius
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Origin: anterolateral surface of femur
Insertion: tibial tuberosity via quadriceps tendon, patella & patellar ligament |
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biceps femoris attachments
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long head origin: ischial tuberosity
short head origin: linea aspera insertion: head of fibula, lateral condyle of tibia |
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semimembranosus
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Origin: ischial tuberosity
Insertion: medial condyle of tibia (posterior surface) |
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semitendinosus attachments
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Origin: ischial tubersosity
Insertion: proximal, medial surface of tibia |
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sartorius attachments
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Origin: ASIS
Insertion: near tibial tuberosity |
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gastrocnemius attachments
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Origin: just above femoral condyles
Insertion: calcaneus via calcaneal tendon |
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orbicularis oculi action
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close eye
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orbicularis oris action
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close & purse lips
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masseter action
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elevate mandible & close jaw
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temporalis action
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elevate mandible & close jaw
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sternal cleidomastoid action
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together, flex neck; alone: opposite rotation of head, lateral flexion of neck
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erector spinae group action
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together extend vertebral column; one side acting alone laterally flexes vertebral column
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trapezius action
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Upper: extends neck
Middle: retracts or adducts scapulae Lower:depresses scapulae |
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Deltoid action
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anterior: flexes humerus, medially rotates humerus
middle: abducts humerus posterior: extends & hyperextends humerus, laterally rotates humerus |
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supraspinatus action
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abducts arm & all 4 rotator cuff muscles also stabilize shoulder joint
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infraspinatus action
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laterally rotate humerus
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teres minor action
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laterally rotate humerus
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subscapularis action
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medially rotate humerus
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teres major action
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extends & medially rotate humerus
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latissimus dorsi action
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extends, adducts, medially rotates humerus
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biceps brachii action
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Flexion of shoulder & elbow, supination of forearm
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triceps brachii action
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All heads: Elbow extension
Long head: also adduction of humerus |
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tensor fasciae latae
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Laterally supports knee by tensing iliotibial tract (plus abduction at hip)
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gracilis action
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adducts thigh at hip, flexes leg at knee
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psoas muscle group action
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flex thigh at hip, flex vertebral column (as in old style sit-up)
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vastus lateralis action
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extends leg at knee
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rectus femoris action
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extends leg at knee, also flexes hip
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vastus medialis
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extends leg at knee
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vastus intermedius action
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extends leg at knee
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biceps femoris action
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knee flexion
long head also extends hip |
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semimembranosis action
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knee flexion & hip extension
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semitendinosus action
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knee flexion & hip extension
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sartorius action
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flex, abduct and laterally rotate thigh @ hip joint & knee flexion
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gastrocnemius action
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plantar flexion & knee flexion
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