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23 Cards in this Set
- Front
- Back
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Trapezius
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O - occipital bone, thoracic vertebrae
I - clavicle, acromion proc. & spine of scapula A - elevates, depresses, adducts (& rotates) scapula - elevate clavicle & extend neck |
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Pectoralis major
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O - clavicle, sternum, and cartilages of lower ribs
I - just distal to greater tubercle of humerus A - flex, adduct, & medially rotate humerus |
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Pectoralis minor
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O - anterior aspect of upper ribs
I - coracoid process of scapula A - depresses/protracts shoulders (& rotates) scapula |
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Latissimus dorsi
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O - spinous processes of thoracic/lumbar vert., iliac crest
I - intertub. groove just below lesser tubercle of humerus A - extends, adducts, & medially rotates arm |
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Deltoid
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O - clavicle, acromion process, & spine of scapula
I - deltoid tuberosity of humerus A - extend, flex, & abduct arm |
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Coracobrachialis
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O- Corocoid process
I- Mid-medial humerus A- adducts arm & flexes shoulder |
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Biceps brachii (long & short head)
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O - (long head) - upper lip of glenoid cavity (scapula)
O - (short head) - tip of coracoid process (scapula) I - radial tuberosity of radius A (@ elbow) - flex elbow & supinate forearm A (@ shoulder) - flexes shoulder/arm |
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Triceps brachii (medial, lateral, long head)
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- three heads, one is biarticular
O - (long head) - lower lip of glenoid cavity (scapula) O - (lateral head) - lateral surface of humerus O - (medial head) - medial surface of humerus I - olecranon process of ulna A (@ elbow) - extends elbow A (@ shoulder) - extends shoulder/arm |
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Gluteus maximus
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O - iliac crest, sacrum
I - iliotibial tract, gluteal tuberosity* A - extends & laterally rotates femur |
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Adductors (magnus, longus, brevis)
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- adduct femur
O - pubic bone I - linea aspera A - adduct (also medial & lateral rotation of) femur |
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Tensor fasciae latae
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O - Iliac crest, anterior superior iliac spine
I - Iliotibial tract (Iliotibial band = fascia latae) A - flexes hip, abducts & medially rotates femur |
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Sartorius
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(biarticular)
O - (anterior superior) Iliac spine I - medial surface @ tibial tuberosity A - lateral rotation of femur, flexes knee |
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Long head biceps femoris
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(biarticular)
O - ischial tuberosity I - head of fibula & lateral condyle of tibia A - extends hip, flexes knee |
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Short head biceps femoris
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O - Distal linea aspera
I - head of fibula & lateral condyle of tibia A - flexes knee, and rotates knee when flexed |
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Semimembranosus & Semitendinosus
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(biarticular)
O - ischial tuberosity I - medial surface @ proximal end of tibia A - extends hip, flexes knee |
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Vastus (lateralis, medialis, intermedius)
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O - linea aspera
I - tibial tuberosity A - extends knee |
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Rectus femoris
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(biarticular)
O - (anterior inferior) iliac spine I - tibial tuberosity A - extends knee, flexes hip |
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Gastrocnemius (medial head)
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(both heads are biarticular)
O - near medial epicondyle of femur I - calcaneus A - plantar flexes foot, flexes knee |
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Soleus
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O - posterior surface of proximal tibia & fibula
I - calcaneus A - plantar flexes foot |
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Gastrocnemius (lateral head) & Plantaris
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O - near lateral epicondyle of femur
I - calcaneus A – plantar-flexes foot, flexes knee |
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Temporalis
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O - frontal, temporal, parietal bones
I - coronoid process of mandible A - elevates & retracts mandible |
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Masseter
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O - zygomatic arch
I - lateral surface of mandibular ramus/angle A - elevates & protracts mandible |
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Sternocleidomastoid
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O - sternum & clavicle
I - mastoid process A - rotates head, flexes neck (?) |
