Biology unit 5 muscles

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What does a tendon connect?
Muscle to bone
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What does a ligament connect?
Bone to bone
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What does a synovial membrane do?
Secret fluid
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What does synovial fluid act as?
A lubricant
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What does a cartilage do?
A shock absorber
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What does a capsule do?
Encloses the joint
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What is a skeletal muscle?
A muscle used to move
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How is a skeletal muscle attached to bones?
By tendons
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Muscles that work together are called?
Antagonistic pairs
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What makes a muscle?
Muscle fibres, transverse tubules, sarcolemma and myofibrils
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What does a Transverse tumble do?
Spread electrical impulses throughout the sarcoplasm
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What does the sarcoplasm if reticulum do?
Stores and releases calcium ions for muscle contractions
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Muscle fibres contain?
High mitochondria, many nuclei and myofibrils
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Myofibrils are made up of what? And contain what?
Made up of sarcomeres and are made up of actin and myosin
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Dark band is made up of and called?
Thick myosin, some overlapping thin actin and called an A-band
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Light name made up of and called?
Thin actin only and called an I-band
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Other cards in this set

Card 2

Front

What does a ligament connect?

Back

Bone to bone

Card 3

Front

What does a synovial membrane do?

Back

Preview of the front of card 3

Card 4

Front

What does synovial fluid act as?

Back

Preview of the front of card 4

Card 5

Front

What does a cartilage do?

Back

Preview of the front of card 5
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