muscle relaxation
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Ca2+ moves away from troponin-tropomyosin complex.
Complex re-establishes its position and blocks binding
sites.
Skeletal Muscle Contraction
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ADP + P released, pivoting myosin head
,When muscle is at rest
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no crossbridge formation
M line
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middle of H zone; delicate filaments holding myosin in place. striated
appearance.
action potentials
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As the frequency of blank blank increase, the frequency of
contraction increases
Oxygen Consumption
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Aerobic glucose metabolism, and Anaerobic glucose metabolism
Anerobic glucose metabolism
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Does not require oxygen
Used during strenuous activity
Less ATP produced
Lactic acid accumulates
Oxygen debt develops
Recovery oxygen consumption needed
H zone
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region in A band where actin and myosin do not overlap. striated
appearance.
size
location
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pectoralis major
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Ca2+ moves away from troponin-tropomyosin complex.
Complex re-establishes its position and blocks binding
sites.
Skeletal Muscle Contraction
Give this one a try later!
ADP + P released, pivoting myosin head
,When muscle is at rest
Give this one a try later!
no crossbridge formation
M line
Give this one a try later!
middle of H zone; delicate filaments holding myosin in place. striated
appearance.
action potentials
Give this one a try later!
As the frequency of blank blank increase, the frequency of
contraction increases
Oxygen Consumption
, Give this one a try later!
Aerobic glucose metabolism, and Anaerobic glucose metabolism
Anerobic glucose metabolism
Give this one a try later!
Does not require oxygen
Used during strenuous activity
Less ATP produced
Lactic acid accumulates
Oxygen debt develops
Recovery oxygen consumption needed
H zone
Give this one a try later!
region in A band where actin and myosin do not overlap. striated
appearance.
size
location
Give this one a try later!
pectoralis major
