DAANCE Exam Complete Questions & Solutions 100% Correct

Wave of Depolarization - ANSWERSan advancing wave of charge reversal as the nerve impulse advance a long the neuron Wakefullness system - ANSWERSconsists of a central core in the brainstem with neurons that radiate to the cortex Vomiting Center - ANSWERSthe center in the brainstem that induces vomiting Vital Centers - ANSWERScenters in the brainstem that control such physiologic processes as blood pressure and pulse, depth and rate of respiration Vestibular nerve - ANSWERSpart of the eighth cranial nerve that is connect with equilibrium and hearing Venule - ANSWERSany of the small vessels that collect blood from networks of capillaries and join them to form veins Ventricular tachycardia - ANSWERSa cardia dsrhythmia in which there is rapid firing of an ectopic focus in the ventricles and a wide QRS complex with no p waves Ventricular rhythms - ANSWERSa cardia dsrhythmia in which the pacemaker is in the ventricles rather than in the SA node or atria Ventricular focus - ANSWERSa displace point of origin for a dysrhythmia that is in the ventricles Ventricular fibrillation - ANSWERSarrhythmia characterized by contractions of ventricle muscle fibers due to rapid excitation of myocardial fibers without coordinated contraction of the ventricle Sensory nerve - ANSWERSa nerve of the peripheral nervous system that conducts impulses from a sense organ to the spinal cord or brain Sinoatrial node - ANSWERSa microscopic collection of heart muscle fibers where cardiac rhythm originates; also called the pacemaker of the heart sinus arrhythmia - ANSWERSa cardiac dysrhythmia similar to normal sinus rhythm, but withslight variation in rate with inspiration and expiration sinus bradycardia - ANSWERScardiac dysrhythmia similar to norm