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21 Cards in this Set
- Front
- Back
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What are the three types of muscles
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1.skeletal
2.Smoothe 3.Cardiac |
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Describe Skeletal Muscles
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Voulentary, Striated
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Describe Smoothe Muscles
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Invoulentary, not striated, ex is the digestive system muscles
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Describe Cardiac Muscles
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Invoulentary, stiated, ex is the heart
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Extensor
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A muscle that extends the joint
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Flexor
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A muscle that bends the joint
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Tendon
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where muscle attatches to bone
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Ligament
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where bone attatches to bone
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Sarcomere
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combination of actin/myosin.
Is the basic unit of muscle contractions |
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Z-Line
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each side of the sarcomere
make it so that the sacromere has something to grip onto |
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What is the break down of Skeletal Muscles
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Skeletal->fasciles->muscular fiber->myofibers(bunches of sarcomeres)->actin/myosin
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What do actin/myosin do?
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interact to shorten length of sarcomere...pull action to overlap
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Bicep
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Flexes Arm
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Tricep
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Extends Arm
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Latissimous Dorsi
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Below shoulders. help pull arms down
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Trapezius
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Shrug Muscle. Base of neck to top of shoulders
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Abdominal Muscles
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Help stabilize and bend body
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Quadraceps
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on top of thigh (extend)
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Hamstrings
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on bottom of thigh (flex)
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Gastrocnemius
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calf muscle (move foot)
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Gluteus Maximus
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Booty
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