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Muscles

Muscle structure

QuestionAnswer
White meat is used for; anaerobic/sprinting
Red meat is used for; aerobic/ long distance
Muscles that are opposites antagonistic pairs
contracts to cause extension extensor/tricep
flexor bicep
Tendons connect muscle to bone
ligament connect bone to bone
Cartilage covers the end of the bone
Basic unit of skeletal muscle sarcomere
How do i draw a contracted sarcomere draw it with shorter actin.
Where does the nerve impulse arrive at? Neuromuscular junction
Where are the calcium ions released from? sarcoplasmic reticulumn
What do the calcium ions attach to? troponin
Why does the tropomyosin move? expose the mysosin binding site
What happens when ATP is added mysosin heads are released
What occurs when the myosin heads are bound Cross bridges are formed
What happens after the heads are released heads recock calcium ions return to sarcoplasmic reticulumn
Created by: 07blandforderin
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