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116 Cards in this Set
- Front
- Back
Sports Medicine
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relating to performance enhancement or injury care and management
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Athletic Trainer
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charged w/ injury prevention and health care provision for the athlete; involved from inception until the athlete returns to full competition
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WOTS up analysis
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Weakness, Opportunity, Threats, Strength
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policies
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clear written out statements of basic rules
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procedures
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describes the process
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OSAH
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Occupational Safety And Health habits
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HIPAA
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Health Insurance Portability and Accountability Act: protects the athlete from having records shared unless otherwise authorized
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Overload/SAID principle
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Specific Adaptation of Imposed Demands:
when the body gradually adjusts to exercises/stresses applied |
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Warm-up
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enhances performance, prepares body for physical work, increases circulation and blood flow to muscles, increases metabolic process, core temp, and muscle elasticity, 10-15 min result in 45 min
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Cool-down
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essential component of workout, brings body back to resting state, 5-10 min, decreases muscle soreness and blood flow and lactic acid levels more rapidly
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flexibility
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ability to move joints smoothly through a full range of motion (ROM)
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active ROM
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dynamic flexibility, ability to move joint w/ little resistance, moved by muscle contraction
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passive ROM
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static flexiility, motion of joint to end points w/o muscle contraction (usually done by someone else)
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isometric contraction
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no muscle length change occurs during contraction
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isotonic contraction
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concentric: shortening of muscle
eccentric: lengthening of muscle |
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agonist muscle
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muscle that contracts to produce movement
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antagonist muscle
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muscle that stretches during movement
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ballistic stretching
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bouncing movement where repetitive contractions of agonist work to stretch antagonist; most closely resembles msucle activity during sports
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static stretching
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passive stretch, controlled and less chance of injury
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goniometer
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measures ROM; protractor that utilizes allignment of 2 arms parallel to longitudinal axis of 2 segments involved in motion
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strength
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ability to generate force against resistance
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power
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relationship b/w strength and time
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muscular endurance
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repetitive muscular contractions (increased strength=increased endurance)
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hepertrophy
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enlargement of a ody part caused by an increase in the size of its cells
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atrophy
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decrease in the size of the muscle due to inactivity
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repetitions
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number of times a specific movement is repeated
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repetitions maximum (RM)
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the max number of reps at a given weight
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one repetition maximum (1RM)
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the max amount of weight that can be lifted one time
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set
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a particular number of reps
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intensity
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the amount of weight or resistance lifted
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recovery period
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rest interval b/w sets
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frequency
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the number of times an exercise is done in a week
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isokinetic exercise
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involves a muscle contraction in which length of the muscle is changing while the contractions is performed as a constant velocity
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circuit training
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employs a series of exercise stations that consist of various combinations of weight training, flexibility, calisthenics, and brief aerobic exercises
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calisthenic exercise
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free exercise, gravities involvement determines level of intensity (pull ups, push ups, etc)
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plyometric exercise
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rapid stretch, eccentric contraction followed by a rapid concentric contraction to create a forceful explosive movement
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recovery period
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rest interval b/w sets
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frequency
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the number of times an exercise is done in a week
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isokinetic exercise
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involves a muscle contraction in which length of the muscle is changing while the contractions is performed as a constant velocity
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circuit training
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employs a series of exercise stations that consist of various combinations of weight training, flexibility, calisthenics, and brief aerobic exercises
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calisthenic exercise
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free exercise, gravities involvement determines level of intensity (pull ups, push ups, etc)
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plyometric exercise
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rapid stretch, eccentric contraction followed by a rapid concentric contraction to create a forceful explosive movement
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nutrient basics
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science of substances found in food that are essential to life
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carbohydrates
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body's most efficient energy source; accounts for 55-70% of total caloric intake
simle sugars (candy) and complex- starch and fibers |
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starches
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complex, body cant use directly, broken down in simple sugars (rice, bread, potatoes)
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fiber
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structural part of plant not digestible, aids normal elimintation of waste, reduces risk of colon cancer and coronary artery disease (recomended 25g per day)
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fats
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most concentrated source of energy, essential for growth and development, 40-50% of caloric intake
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proteins
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required for growth, maintenance, and repair of the body; aid w/ enzyme, hormone, and enzyme production; 12-15% of caloric intake
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amino acids
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basic units that compose proteins (20), most can be produced by the body and others must be consumed
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vitamis
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serve as regulators in many body processes
fat soluble- found in fatty foods and oils (A,D,E,K) water soulble- help regulate metabolism but cant be stored (C,B-complex) |
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antioxidants
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prevent premature aging, cancers, heart disease, and othe health problems; help protect cells from free radicals; (A,C,E)
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vitamin dificiencies
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illness that results from a deficit in a particular vitamin/mineral
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minerals
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more than 20 have essential roles in body, many are stored in liver and bones (iron, magnesium, calcium, sodium, potassium)
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water
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most essential nutrient and most abundant in body (60% of body weight), essential for all chemical processes, lack of water can lead to illness or death (2.5L a day)
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RDA
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Recomended Daily Allowance
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DRI
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Dietary Reference Intake
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mineral supplementation
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calcium and iron tend to be low and diets may need to be modified
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calcium deficiency
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most abundant mineral in body; if body's intake is low, the body will remove calcium from bones causing osteoperosis
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iron deficiency
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causes anemia, common in females; limits oxygen carrying capacity of blood; athlete may feel tired and week due to muscle inability to generate energy
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protein supplementation
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about 1-1.5 g/kg body weight of protein should be consumed for increasing muscle mass
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pre-event nutrition
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long term food consumption is important taking digestion into account
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body composition
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relationship b/w fat tissue and lean body tissue
averages: -female 20-25% bw = fat (not below 12%) -male 12-15% bw = fat (not below 3%) |
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overweight
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excess body weight relative to size and stature
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overfat
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excessively high percentage of total body weight is fat
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obesity
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extreme amount of excessive fat
-female >30% -male >20% |
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BMI
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body mass index- ratio of height and weight
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caloric balance
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=calories consumed - calories expended
positive caloric balance results in weight gain negative caloric balance results in weight loss |
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calories are expended through:
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basal metabolism (calories expended at rest) BMR
work (activity that requires more energy than sleeping) excretion |
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bulimia nervosa
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periods of starvation, bingeing (thousands of calories) and purging through vomiting, fasting and laxatives/diuretics
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anorexia nervosa
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distorted body image and constant concern about weight gain, deny hunger and are hyperactive
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female athlete triad
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combination of:
-eating disorder -amenorrhea (losing menstrual cycle) -osteoporosis |
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hyperthermia
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elevated body temp
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heat stress
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prolonged exposure to extreme heat can result in heat illness
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metabolic heat production
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heat that the body produces when active
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conductive heat exchange
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physical contact with objects resulting in heat loss or gain (turf heat)
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convective heat exchange
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body heat can be lost or gained depending on circulation medium (breeze or humidity)
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radiant heat exchange
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comes from sunshine and will cause increase in temp even in shade
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evaporative heat loss
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cooling of body temp through sweating
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Wet Bulb Globe Temperature index
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WBGT- provides an objective means for determining precautions for participation
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heat rash
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benign condition associated with red, raised rash, combined w/ prickling w/ sweat
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heat syncope (collapse)
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associated w/ rapid fatigue and overexposure to heat; caused by peripheral vasodilation or pooling of blood in extremities resulting in dizziness or fatigue
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heat cramps
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painful muscle spasms due to excessive water loss and electrolyte imbalance
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exertional heat exhaustion
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result of inadequate fluid replacement, unable to sustain adequate cardiac output; core temp is <104º
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exertional heatstroke
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core temp is ≥104º; life threatening condition; breakdown of thermoregulatory mechanism
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exertional hyponatremia
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fluid/electrolyte disorder resulting in abnormally low concentration of sodium in blood; caused by drinking excessive amounts of water
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hypothermia
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core body temp falls below 95º
death is imminent when temp falls below 77-85º |
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frostnip
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involves ear, nose, chin, fingers, and toes; occurs w/ high wind and severe cold
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frostbite
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due to poor peripheral circulation
-chilblains result from prolonged exposure causing redness and swelling |
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flash to bang
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estimates distance from storm
count of 30 indicates inherent danger |
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trauma
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physical injury or wound sustained in sport produced by internal or external force
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mechanical injury
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results from force or mechanical energy that changes state of rest or uniform motion of matter
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injury
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result of external forces directed on the body or can occur w/i the body internally
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stress
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resistance to a load
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yield point
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point at which elasticity is almost exceeded
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mechanical failure
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elastic limit of tissue is exceeded, resulting in damage
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tension
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force that pulls and stretches tissue
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stretching
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pull beyond yield point resulting in damage
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compression
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force that results in tissue crush
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shearing
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force that moves across the parallel organization of tissue
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bending
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force on a horizontal beam that places stress within the structure
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inert tissue
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noncontractile - ligaments, skin, cartilage, capsules, fascia, dura mater and nerve roots
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contractile tissue
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muscles and its parts including tendons and bony insertions
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skin injuries
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break in the continuity of skin as a result of trauma
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friction blister
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continuous rubbing over skin surface that causes a collection of fluid below or within epidermal layer
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abrasion
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skin is scraped against rough surface resulting in capillary exposure due to skin removal
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skin bruise
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compression or crush injury of skin surface that produces bleeding under the skin
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laceration
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wound in which skin has been irregularly torn
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skin avulsion
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skin that is torn by same mechanism as laceration to the extent that tissue is completely ripped from source
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incision
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wound in which skin has been sharply cut
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puncture
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penetration of the skin by a sharp object
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irritability
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twitch
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contractility
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muscle able to contract or not
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conductivity
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balance (cramping)
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elasticity
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stretching
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hematoma
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swelling - results from blood and lymph flow into surrounding tissue
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strain
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stretch, tear, or rip to muscle or tendon
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