Health Chapter 4
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the ability of your musculoskeletal system to preform daily and recreational activities without undue fatigue or injury.
the ability of a muscle or group of muscle to contract with maximal force. describes how strong a muscle is or how much force it can exert.
the ability of a muscle to contract repeatedly over an extended period of time.
referred to as weight training or strength training and can be done with measured weights, body weight, or other resistive equipment. Stress the musculoskeletal system.
sheet of connective tissue that draws together at the ends of the muscle forming tendons.
individual muscle cells.
bundles of muscle fibers.
made up of actin and myosin
myosin filaments exist in repeating units. smallest area in a muscle fiber where everything required for muscle contraction exists.
depend on oxygen
dont depend on oxygen.
Type of contraction. Contractions are characterized by a consistent muscle tension as the contraction proceeds and resulting movement of body parts.
a muscle contraction with no change in muscle length.
a muscle contraction with a constant speed of contraction
a muscle contraction with overall muscle shortening
muscle contraction with overall muscle lengthening
an increase in the size or cross sectional area of the protein filaments.
a shrinking of the muscle to its pre training size and strength.
poverty of flesh. term applied to age related loss in skeletal muscle, decreases muscle strength and endurance
the capacity to exert force rapidly
conditioning that uses your body weight.
the process if holding ones breath while lifting heavy weight.
any nutritional, physical, mechanical, psychological, or pharmacological procedure or aid used to improve athletic performance.
Health Chapter 4