pe revision

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what is health?
a complete state of physical,mental and social wellbeing not merely in the absence of disease or infirmity
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what is cardiovascular endurance?
ability of the heart and lungs to keep supplying oxygen in the bloodstream in order to provide the energy to sustain physical movement
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what is anterior?
front of the body
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what is posterior?
back of the body
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what are the three types of muscles?
skeletal, cardiac and involuntary
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what is skeletal muscles?
also called voluntary muscles and make up most of the muscles in the body. they help to give the body its shape under conscious control and move through a conscious effort
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what is cardiac muscles?
form of involuntary muscles as they work automatically and constantly, found in walls of the heart to make sure the heart is beating constantly
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what is involuntary muscles?
you cannot control... the walls of intestines and blood vessels. have to keep contracting to allow crucial body functions to continue (digestion.)
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what is the origin?
the end of the muscle attached to the fixed bone, where it begins
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what is insertion?
the end of the muscle attached to the bone that moves
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why do muscles work in pairs?
muscles can only pull, therefore they have to work in pairs to produce movement at the joint
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what is the prime mover?
the muscle that contracts to produce movement at a joint
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what is the antagonist?
the muscle which opposes the movement of the agonist by relaxing and lengthening
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what types of muscle fibre are there?
fast twitch, slow twitch and muscle tone
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what is isometric?
no actual movement, muscles working to keep the joint stable, e.g. plank
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what is isatonic?
eccentric, muscles lengthen and returns to its normal shape concentric:muscle shortens, e.g. biceps
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what is physiology?
functions and processes of the human body
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Other cards in this set

Card 2

Front

what is cardiovascular endurance?

Back

ability of the heart and lungs to keep supplying oxygen in the bloodstream in order to provide the energy to sustain physical movement

Card 3

Front

what is anterior?

Back

Preview of the front of card 3

Card 4

Front

what is posterior?

Back

Preview of the front of card 4

Card 5

Front

what are the three types of muscles?

Back

Preview of the front of card 5
View more cards

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