Steps of Muscle Contraction Flashcards
1
Q
1
A
calcium enters the cell
2
Q
2
A
troponin binds calcium
3
Q
3
A
troponin and tropomyosin “roll” out of the way
4
Q
4
A
active site is exposed
5
Q
5
A
ATP hydrolysis
6
Q
6
A
Crossbridge forms
7
Q
7
A
Power stroke occurs
8
Q
8
A
ADP releases powerstroke
9
Q
9
A
ATP binds to myosin, myosin detaches
10
Q
10
A
Myosin reactivates
