What changes would be expected in blood vessels in the following areas during exercise?
I. Capillaries of working muscles would fully dilate
II. Visceral blood vessels would dilate
III. Blood vessels of non-working muscles would constrict
a. I, II, and III c. I and III only
b. II and III only d. I only
c. I and III only
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Your patient is experiencing dyspnea and urticaria after ingesting penicillin. Auscultation of his lungs reveals diffuse expiratory wheezes. Which of the following medications will best help correct your patient's bronchospasm?
A) Epinephrine 1:1000 SC B) Ranitidine 50 mg IV C) Solu-Medrol 125 mg IV D) 100 percent oxygen via nonrebreather mask 15 lpm
What is the name of the complex in an ECG tracing that represents depolarization of the ventricles?
What will be an ideal response?
Which orders may be given in an emergency situation in the hospital, such as during cardiac arrest resuscitation attempts, or in other situations with critical patients?
A) Face-to-face written orders B) Face-to face verbal orders C) Face-to-face standing orders D) Face-to-face retrograde orders
It is of particular importance to control utilities prior to ________.
a. ventilating the roof b. setting up positive-pressure ventilation c. beginning salvage operations d. opening walls