SOLVED

11) Which of the following medications has the shortest half-life? A) Verapamil B) Epinephrine C) Digitalis D) Adenosine 12) Which of the following medications would most likely be considered for emergent treatment in the prehospital management of hypertensive crisis? A) Labetalol (Normodyne) B) Nitroglycerin paste (Nitro-Bid) C) Enalaprilat (Vasotec IV) D) Nifedipine (Procardia) 13) In which class of the Vaughn-Williams classification system of antidysrhythmic medications does quinidine belong? A) IA B) IB C) IC D) II 14) Tachyphylaxis can be managed by: A) Changing to a similar drug in the same family B) Decreasing the frequency with which the medication is administered C) Decreasing the dosage of the medication D) Concurrently administering an anti-inflammatory drug to blunt the allergic response 15) Methylphenidate (Ritalin), a drug used to treat attention deficit hyperactivity disorder (ADHD), achieves its therapeutic action by ________ the CNS, thereby causing ________ and allowing for greater concentration and focus. A) Stimulating, heightened awareness and arousal B) Depressing, sedation C) Stimulating, paradoxical sedation D) Depressing, relaxation 16) All of the following result from insulin, EXCEPT: A) Increased synthesis of proteins, carbohydrates, lipids, and nucleic acids B) Conversion of glucose to glycogen C) Increased cellular transport of glucose, potassium, and amino acids D) Gluconeogenesis and glycogenolysis 17) The use of tobacco, because of its nicotine content, may cause subtle symptoms due to stimulation of the: A) Parasympathetic division of the autonomic nervous system B) Nicotinic receptor sites at the neuromuscular junction in the sympathetic nervous system C) Sympathetic division of the autonomic nervous system D) Sympathetic and parasympathetic divisions of the autonomic nervous system 18) A diuretic that affects reabsorption early in the nephron filtration process will: A) Affect water reabsorption but not electrolytes B) Affect electrolytes but not fluid reabsorption C) Have a lesser impact on water and sodium removal D) Have a greater impact on water and sodium removal 19) A larger-than-expected dose of adenosine may be necessary in patients regularly taking: A) Amphetamines B) Benzodiazepines C) Class I antidysrhythmics D) Aminophylline 20) Glucagon will affect blood glucose levels by: A) Inducing glycogenolysis and gluconeogenesis B) Inducing the storage of glucose into the liver and skeletal muscle through glycogenesis C) Enhancing the absorption of glucose from the gastrointestinal tract D) Enabling the rapid absorption of glucose into the cells