Author Question: The rapid rise and fall in force produced by a muscle fiber after a single action potential is a(n) ... (Read 51 times)

clippers! · **on:** Feb 28, 2019

The rapid rise and fall in force produced by a muscle fiber after a single action potential is a(n)
A) tetanus.
B) unfused tetanus.
C) twitch.
D) motor end plate potential.
E) muscle action potential.

Question 2

Put the following events of the contraction cycle in the order in which they occur. 1. Cross-bridge detachment 2. Cross-bridge formation 3. Active site exposure 4. Myosin reactivation 5. Calcium ions bind troponin 6. Myosin head pivoting
A) 5,3,6,2,1,4
B) 5,3,2,6,4,1
C) 5,3,2,6,1,4
D) 5,3,6,2,4,1
E) 3,5,2,6,1,4