Topic
Discussion: Pharmacological and Physiological Antagonism
Instructions
Pharmacological and Physiological Antagonism
Articles
Macluluch, A. M. J., Anand, A., Davis, D. H. J., Jackson, T., Barugh, A. J., Hall, R. J., Ferguson, K. J., …Cunningham, C. (2013). New horizons in the pathogenesis, assessment and management of delirium. Age and Aging, 42(6), 667-674. doi: 10.1093/ageing/aft148
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- The full-text version of this article can be accessed through the PubMed Central database in the Ashford University Library. This author of this article examines the cause, management, and treatment of delirium.
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Ridley, N. J., Draper, B., & Withall, A. (2013). Alcohol-related dementia: An update of the evidence. Alzheimer’s Research & Therapy, 5(1), 3-11. doi: 10.1186/alzrt157
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- The full-text version of this article can be accessed through the PubMed Central database in the Ashford University Library. This author of this article examines the cause, management, and treatment of delirium.
khanacademymedicine. (2013, October 24). Alzheimer’s disease and Korsakoff’s syndrome [Video file]. Retrieved from http://youtu.be/
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- This video provides information on two important forms of dementia.
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khanacademymedicine. (2014, June 25). Reward pathway in the brain [Video file]. Retrieved from http://youtu.be/
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- This video provides information on the reward pathway and its’ role in addiction.
Answer Preview
The concept of antagonism for drugs describes a situation where the combined or joint effect of two or more drugs or substances is less than the total of the effect that each agent produces when acting individually (Patil, 2004). Physiological antagonism occurs when an agonist and antagonist act at the same time, but at two separate and independent sites, producing independent but opposite effects (Patil, 2004). Pharmacological antagonism, on the other hand, occurs when the antagonist and agonist agents induce their action at the same site.
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