What muscle adducts the arm and flexes the shoulder?

What disorder involves an immune response that affects the myelin coating on axons throughout the spinal cord and brain, triggering inflammation and leaving scars?

Myelin is rich in_________.

Organize the following list of functions and actions according to the branch of the nervous system that controls each one.heart ratewalkinglooking to the leftdigestionvasoconstrictionpicking up a glass

Unlike smooth muscle cells, the__________ of skeletal and cardiac muscle cells are well developed.

What is the structure and location of the deltoid muscle? Be specific for full credit.

Masses of myelinated nerve fibers appear__________.

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__________.