Migraine headaches appear to be caused by:
a. Muscle tension in the cervical area
b. Lack of vitamin C
c. Chemical imbalance that dilates and inflames blood vessels
d. Harsh sounds and lights
ANS: C
Health Professions
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Chaotic, disorganized stimulation of one or both ventricles that does not pump the blood is called
A. ventricular fibrillation C. bradycardia B. tachycardia D. atrial septal defect
Health Professions
Which of the following is NOT a key criterion when abstracting conditions of the ear and mastoid process?
A) What other conditions coexist? B) Is there an underlying disease? C) Is the condition genetic? D) Is there documentation of current or past use of tobacco or exposure to tobacco smoke?
Health Professions