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Running head: MOVEMENT ANALYSIS Movement Analysis On The Movements Of The Squat Shekinah Daileg Humber College September 30, 2016 1 2 MOVEMENT ANALYSIS Phase Movement 1 Adduction at the glenohumeral joint External rotation at glenohumeral joint Elbow flexion Hip flexion/Trunk flexion 2 Strong Muscles (Agonist) Flexible Muscles (Antagonist) 1. 2. 3. 4. 1. 2. Pectoralis Major Latissimus Dorsi Teres Major Coracobrachialis Pectoralis Major Anterior Deltoid 1. Middle Deltoid 2. Supraspinatus 1. 2. 3. 1. 2. Biceps Brachii Brachialis Brachioradialis Gluteus Maximus Erector Spinae Knee Flexion 1. Biceps Femoris 2. Semimembranosus 3. Semitendinosus Ankle Dorsiflexion Adduction at the glenohumeral joint External rotation at glenohumeral joint Elbow flexion 1. Tibialis Anterior Hip extension Knee extension Ankle Plantarflexion 1. 2. 3. 4. 1. 2. Pectoralis Major Latissimus Dorsi Teres Major Coracobrachialis Pectoralis Major Anterior Deltoid 1. 2. 3. 1. 1. 2. 3. 4. Biceps Brachii Brachialis Brachioradialis Iliopsoas Rectus Femoris Vastus Lateralis Vastus Intermedius Vastus Medialis 1. Gastrocnemius 2. Soleus Range of Motion Required 50° Mode of Contraction 1. Teres Minor 90° Isometric 1. Triceps Brachii 2. Anconeus 45° Isometric 1. 2. 3. 4. 1. 2. 3. 110° Concentric 125° Concentric 35° Concentric 50° Isometric 1. Teres Minor 90° Isometric 1. Triceps Brachii 2. Anconeus 45° Isometric 4. 1. 2. 1. 2. 1. 1. 2. 3. Iliacus Rectus Abdominis Internal Oblique External Oblique Rectus femoris Vastus Lateralis Vastus Intermedius Vastus Medialis Gastrocnemius Soleus Middle Deltoid Supraspinatus Gluteus Maximus 110° Biceps Femoris 125° Semimembranosus Semitendinosus 1. Tibialis Anterior 2. Extensor Hallucis Longus 3. Extensor digitorum longus 35° Isometric Eccentric Eccentric Eccentric 3 MOVEMENT ANALYSIS References Barbell squat. Retrieved September 30, 2016, from ExRx, http://www.exrx.net/WeightExercises/Quadriceps/BBSquat.html Moore, K. L., Agur, A. M. R., & Dalley, A. F. (2015). Essential clinical anatomy (5th ed.) Wolters Kluwer Health. Muscle&Motion (2012, March 1). Squat exercise - anatomy analysis Retrieved from https://www.youtube.com/watch?v=eb4rKCM3BKM&index=11&list=PLKvVfNuuwhL WtdbyJzW-4NwuFyt9tpXyo