What do muscles classified as synergists do? Use complete sentences for full credit. 

Give the voltage(mV) for the following potentials: 1. resting potential 2. threshold potential 3. hyperpolarization

When an action potential passes over the surface of a synaptic knob, the contents of the vesicles within the synaptic knob are released in response to the presence of__________.

The gastrocnemius on the back of the leg forms part of the _____________. 

What happens to the fibers of muscles whose motor neurons have been severed?

A tendon is__________, whereas an aponeurosis is__________.

Explain what happens to muscles during atrophy. Use complete sentences for full credit. 

A neuron receives a series of stimuli that increases the membrane permeability of Na+, but not enough to cause membrane potential to surpass -55mV. This neuron is said to be__________ because it received a subthreshold stimuli.

Why are athletes typically able to exercise longer before developing muscle fatigue than non-athletes?

After finishing a sprint, Tawanda experiences painful cramps in her calf muscles. A deficit in__________ would explain her cramping.