The art of tennis had its birth in the late 19th century. The game was first created by European monks‚ purely for entertainment purposes during religious ceremonies (historyoftennis.net). Once it became recognized more popular with the upper-class population of the United Kingdom. Today‚ the sport has spread all around the world‚ including all levels of society. There are four major tournaments played every year in the professional circuit: the Australian Open (played in January)‚ French Open (May
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shuttlecocks: 11-12 Number of rackets: 21-24 Number of nets: 4 Warm Up | | - Back and Forward Neck Stretch - Side to Side Neck Stretch - Overhead Shoulder Stretch - Posterior Shoulder Stretch - Side Stretch - Side Lunge Stretch - Wrist Flexion - Wrist Extension Skills Divide the class into 4 groups. Each group is assigned one court. Each court represents one of the 4 types of serves and each side represents either forehand or backhand grip. Each group will practice the serve that the
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tenderness to palpation of the cervical and lumbar spine with spasms. Cervical range of motion includes 40 degrees of flexion‚ 10 degrees of extension‚ 30 degrees of right lateral bend‚ 35 degrees of left lateral bend‚ and 60 degrees of rotation on both sides. Spurling’s is positive on the left with symptoms to the back of the neck. Lumbar range of motion includes 30 degrees of flexion‚ 5 degrees of extension and 10 degrees of lateral bend on both sides. There is diminished sensation on the left C6
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Preparation Phase During the course of the preparation phase my weight is initially shifted from the front foot to the rear foot. Concurrently the left arm tosses the ball‚ consistency is imperative in the motion to the performance of the serve. It is important for a consistent toss‚ to have the left arm extended throughout the toss looking across from me somewhat poor mechanics. My elbow slightly flexed and extends the arm‚ rotating it from the shoulder‚ across my body from my outside hip. The left
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BioLab3 Bones and Muscles Summary Report Student Name: I. Skeletal system A. Long Bone Structure Define the following terms. Bone Organ of the skeletal system Cartilage Serves as a cushion Ligament Dense‚ regular connective tissue/bone to bone Tendons Dense‚ regular connective tissue/ bone to muscle Osteocytes Separated by an extracellular matrix hardened by deposits of calcium salts Diaphysis Long shaft of compact bone Compact bone Solid and dense
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BIOSCI: Muscular Sys - Lt. mus - little mouse Body movement Maintain posture Generate heat Stabilize joints TYPES SKELETAL CARDIAC SMOOTH Elongated Branching Spindle-shpaed Multiple Peripheral N Single Central Single Central Nucleus Visible Visible Wala Striations Voluntary Involuntary Involuntary Hierarchy Bone → Tendon → Skeletal Muscle → Epimysium → Perimysium → Packs of Muscle Fibers → Endomysium → Muscle fibers → Sarcolemma → Myofibrils → Sarcomere → Actin & Mysoin myofilament ARRANGMENT
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CLUBFOOT Clubfoot is defined as a congenital foot deformity characterized by a kidney shaped foot that turns inward and points down. The forefoot is curved inward‚ the heel is bent inward‚ and the ankle is fixed in planter flexion with the toes pointing down. Shortened tendons on the inside of the lower leg‚ together with abnormally shaped bones that restrict movement outwards cause the foot to turn inwards. A tightened achilles tendon causes the foot to point downwards. The medical term
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Biomechanics of Sprinting Simon Dietrich Keiser University 01/16/13 Biomechanics of Sprinting When adrenalin is pumping and someone is gunning for the finish line there is no thought on controlling their legs. Their legs just go. Most people don ’t think twice about what all goes into the process of making the lower limbs move or how precise each muscle contraction must be to stay up on a runner ’s toes. Understanding kinesiology will help with understanding the biomechanics that explain
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Anterior cruciate ligament (ACL) reconstruction is the sixth most common orthopedic surgery in the United States of America. ACL injuries are common in female athletes due to their physical build and the stress on their knees‚ as opposed to males who have a different hip structure. Researchers study specific training methods influencing injury prevention and recovery involving an ACL tear. Along with such‚ ACL tears take as much of a mental as a physical toll on a person. Cognitive battles factor
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flat‚ dorso-lateral muscle on the trunk‚ posterior to the arm‚ and partly covered by the trapezius on its median dorsal region. The latissimus dorsi is responsible for extension‚ adduction‚ transverse extension also known as horizontal abduction‚ flexion from an extended position‚ and (medial) internal rotation of the shoulder joint. It also has a synergistic role
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