Sliding filiment theory Flashcards
1
Q
Step 1 sliding filiment theory
A
electrical impulses arrive at the relaxed muscle via the cns (central nervous system)
2
Q
Step 2 sliding filimet theory
A
calcium is released which bonds the cross bridges to the actin
3
Q
step 3 sliding filiment theory
A
cross bridges begin to pull the actin filaments towards middle
4
Q
step 4 sliding filiment theory
A
muscle contracts and shortens
5
Q
What happens during sliding filiment theory
A
relaxed
bonded
contracted
