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Muscles Chapter 9 - Coggle Diagram
Muscles
Chapter 9
Roles
Antagonist
Neutralizer / fixator
Synergist
Supporter
Agonist
Factors
Size
Shape / design
Location - near joint axis
Line of pull
Functional group
Postural
Long periods of time; semi-contracted
Become short & tight with overuse
Phasic
Short bursts of powerful strength
Become long and weak with overuse
Forward head posture
Tight & short traps and pecs
Long and weak Rhomboids
and neck flexors
Force
Force length
Length of muscle
determines maximum force
Force velocity
Speed of contraction
determines maximal force
Tension
Passive tension
Active tension