Question

Put the following events in order.

The junctional fold of the motor end plate
must be depolarized and a wave of
depolarization travels along the sarcolemma
[Choose ]
[Choose)
The transverse tubules carry the depolarizing
current to the interior of the muscle cell where
they activate voltage-sensitive channels to
change shape.
[Choose
This shape change opens calcium-release
channels in the terminal cisterns of the
sarcoplasmic reticulum.
Calcium floods into the sarcoplasm
[Choose ]

Answer 1

1, 2, 3, 4 straight down. They are already in order.