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Muscles. Prime Mover = responsible for movement i.e. Biceps brachii = forearm flexion Antagonists = resists movement of prime mover i.e. Triceps brachii = forearm extension Synergists = Aid prime movers i.e. Brachioradialis for forearm flexion. Muscles. Of the head and face
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Muscles Prime Mover = responsible for movement i.e. Biceps brachii = forearm flexion Antagonists = resists movement of prime mover i.e. Triceps brachii = forearm extension Synergists = Aid prime movers i.e. Brachioradialis for forearm flexion
Muscles • Of the head and face 2. Of the pectoral girdle & arms 3. Of the thorax & abdomen 4. Of the pelvic girdle & legs
Epicranial aponeuroses Frontalis Occipitalis
Orbicularis oculi Orbicularis oris Zygomaticus major Buccinator
Temporalis Masseter Sternocleidomastoid Splenius capitis
Orbicularis Oculi Zygomaticus major Orbicularis Oris Buccinator
Muscles that move Pectoral Girdle 1 = pectoralis minor (depresses scapula) 2 = Serratus Anterior (pulls scapula anteriorly)
Supraspinatus (abducts arm) Deltoid (Removed) Infraspinatus (rotates arm laterally) Teres Minor (rotates arm laterally) Teres Major (rotates arm medially & adducts arm) Posterior Arm Muscles that move arm
Subscapularis (rotates arm medially) Biceps Brachii (flexes elbow & rotates hand laterally) Anterior Arm
1 & 2 = Iliopsoas group 3 = Sartorius 4 = Rectus Femoris 5 = Vastus Lateralus 6 = Vastus Medialus 7 = Gracilis Anterior Thigh Muscles
1 = Gluteus maxiumus 2 = Semitendinosis 3 = Biceps femoris 4 = Vastus lateralus Lateral Thigh
1 = Gastrocnemius 2 = Tibialis Anterior 3 = Soleus Medial Leg