Which of these would cause muscle relaxation to occur?

Put these steps of excitation-contraction coupling in the proper order:

When the action potential reaches the synaptic knob, voltage-gated calcium channels open and Ca2+ diffuses into the knob.  What does this tell you?

Which is true of Na+/K+ pumps?

Put these structures in the order they would be found from most superficial to deepest:

You are treating a patient with multiple sclerosis who has damage to the glossopharyngeal nerve.  Which of these symptoms would you expect to see in this patient?

Which type of neuron is pictured here:  

What would happen to a muscle that ran out of ATP while contracted?

Which of theses statements is true?

The spinal cord is a part of the CNS.