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3593447
Factors affecting strength
Descrição
key points and explanation points
Sem etiquetas
a2
ocr
exercise phys
Mapa Mental por
cchapman9336
, atualizado more than 1 year ago
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Criado por
cchapman9336
mais de 9 anos atrás
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Resumo de Recurso
Factors affecting strength
muscle composition
the greater the...
% of fast twitch muscles fibres
x-sectional area of the muscle
muscle size
...the greater the potential force that can be generated or applied
gender
little difference in strength between males and females, but...
females generally have less muscle mass, x-sectional area and muscle mass
they have less testosterone than men
...therefore female strength is generally lower
age
female peak strength around 16-25yrs, male 18-30yrs
greatest gains = 20-30yrs= peak testosterone levels
strength decreases with age due to decreasing testosterone
less muscle mass, less efficient neuromusclar system
physical inactivity
atrophy = decrease in muscle size
48 hours of inactivity
induces loss of muscle strength gained from training
reversibility
strength training
specific strength training
increase hypertophy, decreases atrophy
the weakest point in the range of motion
specific to relative angle of the joint
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