In the resting cell, the “force” that pushes K+  out of the cell is  ______, while the “force” that tends to pull K+ back into the cell is  ______.

Which of the following is NOT a key concept about ligand-gated ion channels?

Activity 7:  Which fibers generate the smallest value for conduction velocity?

If a single neuron is stimulated with less than its threshold potential, the action potential:

Match the following parts of the neuron and their function.

Put the events that occur during an action potential in the proper order.  Start with: The membrane reaches the threshold voltage. 

Activity 7:  The time it takes for an action potential to be conducted from R1 to R2 would be shortest with

Once [x] are converted to [y], the frequency of stimulation is [z] the interspike interval (ISI).

Match the description of forces listed in the left column with the terms found in the right column.

In Activity 6, which of the following will increase the stimulus intensity?