Friday, July 27, 2012

Post6 ANS1

Atropine has which pharmacological effect?
A. constipation and decreased GI motility          
B. excessive sweating         
C. increased blood sugar.         
D. constriction of pupil         
 
K. Samuels was admitted to the emergency department with the following symptoms: excessive saliva production, copious tear production, frequent urination, diarrhea, anxiety, and hypotension. K. Samuels' symptoms are characteristic of __________ drug overdose.
A. parasympathomimetic/cholinergic
B. sympathomimetic/adrengergic         
C. parasympatholytic           
D. sympatholytic       
  

Mr. Jones is a 75 year old man who was admitted to the hospital because he fainted at home. His heart rate was only 40 and his BP was low. What drug should be given?
A. The alpha-2 agonist clonidine.         
B. The parasympathomimetic drug neostigmine.         
C. The anticholinergic drug atopine.
D. The beta-2 agonist albuterol         

Phenylephrine (NEOSYNEPHRINE)is an alpha-1 agonist. This drug would be used to treat 
A. hypertension.
B. Myasthenia Gravis.
C. nasal congestionD. heart failure.


Phenylephrine (NEOSYNEPHRINE)is an alpha-1 agonist. A predictable adverse effect of this drug is
A. hypertension.B. Myasthenia Gravis.         
C. sedation.         
D. heart failure.         

Which of the following drug classes produces the desired pharmacological effects by interacting with presynaptic receptors to reduce SNS outflow from the CNS?
A. alpha 1 agonists         
B. alpha 2 agonistsC. beta 1 agonists         
D. beta 2 agonists         

Which of the following is a predictable adverse effect of clonidine (CATAPRES), an alpha-2 agonist?
A. drowsinessB. hypertension         
C. diarrhea         
D. bronchospasm         

Atropine has which pharmacological property?
A. dilation of pupilB. excessive sweating         
C. decreased heart rate         
D. increased GI motility         

A patient receives atropine preoperatively. Why?
A. To prevent them from having to urinate during the surgery.   
B. To decrease respiratory secretions and keep heart rate up.
C. To temporarily paralyze muscles so the patient holds still.
D. To prevent infection.         

For many years, patients with psychosis were treated with phenothiazines like chlorproMAZINE (Thorazine). Troubling side effects included anticholinergic problems such as:
A. Urinary frequency         
B. Hypertension         
C. Insomnia          
D. Constipation   
       

A patient developed urinary retention after surgery. She was prescribed bethanechol (UROCHOLINE). This drug will:
A. Suppress beta receptors
B. Stimulate somatic nicotinic receptors.
C. Activate alpha-1 receptors.
D. Activate muscarinic receptors.

A patient developed urinary retention after surgery. She was prescribed bethanechol (UROCHOLINE). Adverse effects of this drug include:
A. abdominal cramps, hypotension, excess salivation
B. Pupil dilation, tachycardia, constipation
C. Dry as a bone, red as a beet, blind as a bat, hot as a furnance, mad as a hatter
D. Hypertension, tachycardia, increased urine output, hyperglycemia

The antidote for atropine poisoning is
A. physostigmine (ANTILIRIUM)B. propranolol (INDERAL)
C. bethanechol (URECHOLINE)
D. phenytoin (DILANTIN)

F. Ames presented with the following symptoms: dry skin, facial flushing, visual problems, elevated temperature, confusion, tachycardia, urinary retention, and constipation. Which of the following drugs should be administered?
A. physostigmine (ANTILERIUM)
B. propranolol (INDEROL)
C. atropine
D. phentolamine (REGITINE)

Your patient came in with the following symptoms: fever, flushed dry skin, confusion, blurred vision, and constipation. If you suspect atropine overdose, what should you give this patient?
A. atropine
B. physostigmin (ANTILERIUM)
C. bethanechol
D. carvedilol

Which of the following is a predictable adverse effect of clonidine (CATAPRES), an alpha-2 agonist?
A. insomnia         
B. hypotension and dizziness.C. diarrhea         
D. bronchospasm         

Atropine has which pharmacological property?
A. dilation of pupilB. excessive sweating
C. decreased heart rate
D. increased GI motility

A diabetic patient has developed nerve conduction problems in her stomach and the muscle is not contracting normally (gastroparesis). When she eats, food sits for a long time in her stomach and she feels full and nauseated. We might help this problem by giving metoclopramide (REGLAN) which (among other actions) increases GI motility. Which provides the best explanation for how this works?
A. metoclopramide enhances the effect of dopamine
B. metoclopramide enhances the effect of acetylcholineC. metoclopramide enhances the effect of acetycholinesterase
D. metoclopramide enhances the effect of epinephrine

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