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- It is a contraction-induced injury in which muscle fibers tear due to extensive mechanical stress. This mostly occurs as a result of a powerful eccentric contraction or over-stretching of the muscle. Therefore, it is typical for non-contact sports with dynamic characteristics such as sprinting and jumping..
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Nov 9, 2023 · The human brain is a complex organ, made up of several distinct parts, each responsible for different functions. The cerebrum, the largest part, is responsible for sensory interpretation, thought processing, and voluntary muscle activity. Beneath it is the cerebellum, which controls balance and coordination.
The muscle primarily responsible for a movement is called the prime mover, and muscles that assist in this action are called synergists. A synergist that makes the insertion site more stable is called a fixator. Meanwhile, a muscle with the opposite action of the prime mover is called an antagonist.
- Lindsay M. Biga, Sierra Dawson, Amy Harwell, Robin Hopkins, Joel Kaufmann, Mike LeMaster, Philip Mat...
- 2019
The psychology of stress is the scientific study of how we perceive, respond to, and cope with the demands and pressures we experience in life. It examines how stressors (something that causes strain or tension) influence our thoughts, emotions, behaviors, and overall well-being.
Jan 20, 2022 · Muscle injuries can be caused by bruising, stretching or laceration. The current classification divides these injuries into mild, moderate and severe. The signs and symptoms of grade I lesions are edema and discomfort; grade II, loss of function, gaps and possible ecchymosis; and grade III, complete rupture, severe pain and extensive hematoma.
Oct 11, 2022 · A muscle strain is an injury to a muscle or a tendon — the fibrous tissue that connects muscles to bones. Minor injuries may only overstretch a muscle or tendon, while more severe injuries may involve partial or complete tears in these tissues.
Apr 19, 2018 · Updated on 04/19/2018. n. contractile tissue that generates force and moves parts of the body. The main types of muscle are smooth muscle, skeletal muscle, and cardiac muscle.
Apr 19, 2018 · strain. n. the state of a system on which excessive demands are made. Examples include muscular strain (excessive tension in a muscle usually due to an activity overload) and psychological strain, usually due to an emotional overload.
