What is the medical term that means involuntary contraction of a skeletal muscle?

The etiology of Fibromyalgia is unknown.  Which of the answers below best reflects what this statement means?

__________________ is the medical term used to describe normal breathing.

Which of the following objective measures would be observed in a patient during a cardiovascular rehabilitation session.  Check all that apply!

Which of the following drugs causes the relaxation or expansion of a blood vessel?

___________________ refers to the listening of body sounds such as heart and lung sounds. 

What device would likely be recommended for a person that suffers from sleep apnea?

________________ is the measure which represents the highest amount of oxygen a person’s cells can use to make energy during maximal exercise.

The body will begin to rely more on anaerobic energy production when exercise intensities  exceed the lactate threshold.

In medical terminology, what is the root of a term?