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Biceps Femoris short head (2) O- Linea aspera I-head of fibula A-Flexes a knee Antagonists: Rectus femoris, illiopsas, tensor fasciae latae
Sternoclediomastoid O-clavical and sternum I-mastoid Process A-rotates head and flexes neck Antagonist: trapezium
Rectus Femoris (2) O-anterior, inferior illiac spine I-tibial tuberosity A-EXTENDS knee, FLEXES hip Antagonists: biceps femoris, semimembranous, semitendiosus, gluteous maximus
Soleus O-Posterior surface of proximal end of tibia and fibula. I-calcaneus A-plantar flexes foot Antagonists: tibialis anterior
Pectoralis major O-clavical, sternum, cartilage of lower ribs I-below the greater tubercule of humerus A-flexes, adducts and medially rotates humerus Antagonists: Deltoid, triceps brachii, lattisimus dorsi
Trapezius O-occipital bone, thoracic vertebrae I-clavical, acromion process and spine of scapula A-elevates and depresses, adducts, rotates (scapula) & elevates clavicle, extend neck. Antagonists: trapezius, levator scapulae, pectoralis minor, sternoclediomast.
Latissimus dorsi O-spinous process of thoracic/ lumbar vertebrae, illiac crest I-intertubicular groove below lesser tubercle of humerus A-extends, adducts and medially rotates arm Antagonists: Deltoid, pectoralis major, coracobrachialis, biceps brachii
Sartorius (2) O-anterior superior illiac spine I-medial surface @ tibial tuberosity A-lateral rotation of femur, flexes knee and hip. Antagonist: Vastus (L,m,I), rectus femoris
Coracobrachialis O-coracoid process I-medial aspect of humerus A-adducts arm and flexes shoulder Antagonist: deltoid, triceps brachii, latissimus dorsi
Vastus (lateralis, medialis, intermedius) O-linea aspera I-tibial tuberosity A-extends knee Antagonists: biceps femoris, semi-T, semi-M, sartorius, gastrocnemius plantaris
Pectoralis Minor O- anterior aspect of upper ribs I-coracoid process of scapula A-depresses/protracts shoulders and rotates scapuls Antagonists: trapezius, levator scapulae
Gastrocnemius (M&L) (2) O-near medial epicondyles of femur I- calcaneus A-plantar flexes foot, flexes knee Antagonists: tibialis anterior, vastuses, rectus femoris
Triceps Brachii (long head) (2) O-lower lip of the glenoid cavity I-olecranon process A- extends elbow, extends shoulder Antagonists: biceps brachii, coracobrachialis,
Triceps Brachii (lateral head) O-lateral surface of the humerus I-olecranon process A-extends elbow, extends shoulder Antagonists: biceps brachii, coracobrachialis
Triceps Brachii (medial head) O-medial surface of the humerus I-olecranon process A-extends elbow, extends shoulder Antagonists: biceps brachii, coracobrachialis
Gluteus Maximus O-illac crest, sacrum I-iliotibial tract, gluteal tuberosity A-extends and laterally rotates femur Antagonists: rectus femoris, iliopsas, tensor fasciae latae
Temporalis O-frontal, temporal, parietal bones I-coronoid process of mandible A-elevates and retracts mandible Antagonists: masseter
Biceps Femoris (long head) (2) O-ischial tuberosity I-head of fibula A-EXTENDS hip, FLEXES knee Antagonists: rectus femoris, iliopsas, tensor fasciae latae
Masseter O-Zygomatic arch I-lateral surface of mandibular ramus/angle A-elevates and protracts mandible Antagonist: temporalis
Deltoid O- clavicle, acromion process, spine of scapula I-deltoid tuberosity of humerus A-extends, flex, abducts arm Antagonists: pectoralis major, triceps brachii, biceps brachii
Semimembranosus and semitendinsus (2) O-ischial tuberosity I-medial surface @ proximal end of tibia A-EXTENDS HIP, FLEXES KNEE Antagonists: Rectus femoris, vastuses
Adductors (magnus, longus, brevis) O-extends from ischial tuberosity forward to pubis I-linea aspera A-adducts also medially and laterally rotates rotates femur Antagonists: tensor fasciae latae
Tensor Fasciae Latae O-illiac crest, anterior superior iliac spine I-iliotibial tract A-FLEXES hip, abducts and medially rotates femur Antagonists: biceps femoris, semi-T, semi-M, gluteus maximus
Created by: 1037022213037652



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