Review Sheet Results Pilocarpine decreased the heart rate Typical of

Review sheet results pilocarpine decreased the heart

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Review Sheet Results Pilocarpine decreased the heart rate. Typical of cholinergic agonists, it You correctly answered: decreased the frequency of action potentials. 1 The effect of atropine was to You correctly answered: mimic the sympathetic nervous system. 2 The modifiers tested that decrease the heart rate were You correctly answered: digitalis and pilocarpine. 3 To increase the heart rate, the best choices would be You correctly answered: epinephrine and atropine. 4 Describe the effect that pilocarpine had on the heart and why it had this effect. How well did the results compare with your prediction? Your answer: i was correct, it decreases the heart rate because it simulates the parasympathetic nerves. 1 Atropine is an acetylcholine antagonist. Does atropine inhibit or enhance the effects of acetylcholine? Describe your results and how they correlate with how the drug works. How well did the results compare with your prediction? Your answer: i was incorrect, it actually increased the heart rate by blocking the parasympathetic nerves. 2 Describe the benefits of administering digitalis. Your answer: increases force of contractions and decreases heart rate. 3 Distinguish between cholinergic and adrenergic chemical modifiers. Include examples of each in your discussion. Your answer: cholinergic modifiers decrease the heart rate, for example, acetylcholine. adrenergic modifiers increase the heart rate, for example, epinephrine. 4
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  • Spring '14
  • JohnE.Dittmer
  • Neurotransmitter, session ID

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