The excessive and chronic production of cortisol by the adrenal cortex or by the administration of glucocorticoids in large doses for a period of several weeks or longer can cause _____
a. hyperthyroidism b. diabetes mellitus
c. Cushing's syndrome d. Addisonian crisis
c
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An alert and oriented young male fell 5 feet from a stage, impacting a metal railing with the right side of his chest, just under his armpit. The primary assessment is negative for life threats, although he does complain of very painful breathing and has remarkable tenderness and crepitus over the 5th rib laterally in this area. Throughout care, what action is essential to perform?
A) Apply ice to area. B) Administer aspirin for pain. C) Monitor breath sounds. D) Splint site with a bulky dressing.
The QRS complex represents:
A) ventricular depolarization. B) atrial repolarization. C) atrial depolarization. D) ventricular repolarization.
You are by the side of a patient you suspect to be suffering from severe acute respiratory syndrome (SARS). Which one of the following is the most effective way to prevent transmission of the disease from the patient to you?
A) Use eye protection or a face shield. B) Use an alcohol-based hand sanitizer frequently during transport. C) Place a surgical mask on the patient. D) Sterilize all equipment used in the care of the patient.
On average, whole blood has a minimum hematocrit of
a. 38% (0.38) b. 50% (0.50) c. 65% (0.65) d. 80% (0.80)