Term
| 110 kg class weight lifting power |
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Definition
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Term
| 50 kg class weight lifting power |
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Definition
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Term
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Definition
| G-induced loss of consciousness, occurs at 4.5 to 5 g's for 5-7 seconds, 15gx and 4.5gz |
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Term
| Injury Severity Score (ISS) |
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Definition
assess trauma severity, correlates with mortality, morbidity and hospitalization time after trauma
calculate: square highest AIS in three most injured regions and add the three numbers |
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Term
| Wayne State Tolerance Curve |
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Definition
| provides a relationship between peak acceleration, pulse duration, and concussion onset |
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Term
| abbreviated injury scale (AIS) |
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Definition
anatomically based consensus-derived global severity scoring system that classifies each injury in every body region according to its relative severity on a six point ordinal scale:
Minor, Moderate, Serious, Severe, Critical, Maximal (currently untreatable) |
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Term
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Definition
| muscles that are active, concentrically to the joint in question (i.e. rectus femoris with knee extension) |
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Term
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Definition
| muscles that are active eccentrically to the joint in question (i.e. biceps femoris in knee extension) |
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Term
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Definition
| middle covering of the brain |
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Term
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Definition
| systematic favortism present in data collection; types: selection, detection, interviewer |
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Term
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Definition
| injury resulting from a blow to the head causing a transient impairment of the neural function |
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Term
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Definition
| a bruise of the brain tissue |
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Term
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Definition
| distance between the curve of the ski and the ground when unloaded |
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Term
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Definition
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Term
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Definition
| from tail to tip length of ski |
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Term
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Definition
| muscles shorten while generating force |
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Term
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Definition
| extraneous variable in a statistical model that correlates but is not part of the real association between exposure and disease |
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Term
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Definition
| distance between two contact point on ski (when unloaded) |
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Term
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Definition
| statistical relationship between two or more random variables |
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Term
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Definition
origin: outer clavicle, spine of scapula
insertion: shaft of humerus
function: almost all arm movement, humerus extension, abduction, flexion, and medial rotation |
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Term
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Definition
| neither the experimenter nor the subject knows who has received treatment |
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Term
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Definition
| outer (superficial) membrane covering of the brain, deep to skull |
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Term
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Definition
| muscles lengthen while generating force |
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Term
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Definition
| hematoma above (superficial to) the duramater |
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Term
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Definition
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Term
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Definition
| massive collection of blood within tissue |
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Term
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Definition
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Term
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Definition
| joint angle and muscle length do not change during contraction |
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Term
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Definition
| change in acceleration, tolerance to depends on length of impact |
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Term
| lateral malleolus fracture |
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Definition
| fracture at the end of the fibula, occurs commonly in skiing |
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Term
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Definition
| facial bones below the eyes and above the mouth |
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Term
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Definition
| cavity in the maxillae bones |
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Term
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Definition
| hematoma in the maxillary sinus |
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Term
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Definition
small water cap on the snow surface formed when heat from ski sliding melts the snow
reduces friction and increases ski glide |
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Term
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Definition
| group where their treatment has no expected phenomenon |
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Term
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Definition
| distance from widest point on front of snowboard to the tip of the snowboard |
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Term
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Definition
| widest area at the front of the snowboard |
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Term
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Definition
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Term
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Definition
| structural pathological or traumatic discontinuity of tissue |
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Term
| overcompensation (weight training) |
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Definition
| muscle grows in response to heavy resistance; lacerated tissue develops scar tissue; body seeks to minimize stress --> increase a muscle’s ability to handle a particular load by increasing its size and ability to meet it --> next time original load is encountered by the muscle, the load will feel lighter and the body is happy |
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Term
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Definition
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Term
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Definition
origin: collarbone, sternum, costal cartilage
insertion: greater tuberosity of humerus
function: horizontal adduction of humerus, medial rotation of humerus, flexion of humerus |
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Term
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Definition
origin: ribs (3rd to 5th) anterior surface
insertion: scapula (superior anterior) caracoid process (medial border)
function: depresses the point of the shoulder, drawing the scapula inferior and medial, towards the thorax and throwing inferior angle poseteriorly |
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Term
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Definition
| inner (deep) membrane covering of the brain |
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Term
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Definition
| air in the cranial cavity |
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Term
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Definition
| group where their treatment has an expected phenomenon |
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Term
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Definition
looks for outcomes during the study period in a cohort of subjects
usually fewer bias sources, requires large cohort and/or long time |
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Term
| randomized controlled trial |
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Definition
| subjects, after assessment of eligibility, but before the intervention, are randomly allocated to receive one or other of the alternative treatments under study |
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Term
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Definition
looks backwards to consider exposure to risk factors for outcomes
error due to confounding variable and bias, more efficient for time |
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Term
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Definition
| decreases contact length of ski by moving tip rise start point closer to the midpoint of the ski |
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Term
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Definition
| retinal hemorrhage, subdural and/or subarachnoid hemorrhage in infant with little signs of external trauma |
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Term
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Definition
| widest area at the front of the ski |
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Term
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Definition
| distance between narrowest and widest point of ski (from top view) |
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Term
| side cut radius (snowboard) |
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Definition
| radius of the curve along the length of the snowboard side |
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Term
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Definition
| radius of the curve along the length of the ski side |
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Term
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Definition
| experimentor is aware of who or what belongs to the control group and experimental group; treatment group is unaware if they have received treatment or not |
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Term
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Definition
| bleeding just below the arachnoid membrane |
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Term
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Definition
| hematoma under (deep to) the duramater |
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Term
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Definition
| distance from widest point of the back of the snowboard to the end of the snowboard |
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Term
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Definition
| widest area at the back of the ski |
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Term
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Definition
| widest area at the back of the snowboard |
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Term
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Definition
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Term
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Definition
| break in the continuity of the bone occurring in the proximal part of the tibia, occurs in skiing usually after a twisting fall |
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Term
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Definition
| bone fracture occurring when torque is applied along the axis of a bone, occurs in skiing |
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Term
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Definition
| tip to tail distance on a snowboard |
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Term
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Definition
origin: scapula, humerus
insertion: olecranon process (ulna)
function: elbow extension
has three heads: scapular (long), lateral, medial |
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Term
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Definition
| slow twitch oxidative (red muscle), slow contraction time, difficult to fatigue, aerobic, small diameter, low tension, many capillaries, high myoglobin content |
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Term
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Definition
| fast twitch oxidative-glycolytic, in between, eventually fatigue, well developed blood supply, many capillaries, high myoglobin content, intermediate fiber diameter |
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Term
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Definition
| fast twitch glycolytic, fast contraction time, anaerobic, easy to fatigue, large diameter, large tension, little myoglobin, few capillaries (white muscle) |
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Term
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Definition
| fastest muscle type, fastest contraction time, less dense mitochondria and myoglobin, short anaerobic bursts of activity |
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Term
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Definition
| type I, type IIa, type IIb, type IIx |
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