Compare and contrast nervous and hormonal mechanisms for control.
Question
Compare and contrast nervous and hormonal mechanisms for control.
Solution
Sure, here is a comparison and contrast of nervous and hormonal mechanisms for control:
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Speed of Action: Nervous control is faster. It transmits impulses almost instantaneously. Hormonal control, on the other hand, is slower because hormones are transported by the bloodstream, which takes time.
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Specificity: Nervous control is very specific. Each nerve fibre transmits impulses to a particular group of cells. Hormonal control is less specific. A hormone can influence any cell in the body that has a receptor for it.
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Duration of Action: The effects of nervous control are short-lived. Once the nerve impulse has been transmitted, the response is immediate and brief. The effects of hormonal control are longer lasting. Once a hormone has been secreted, it can continue to have an effect for minutes, hours, or even days.
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Mode of Transmission: Nervous control is transmitted via electrical impulses along nerve fibres. Hormonal control is transmitted via the bloodstream.
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Nature of Response: Nervous control often results in muscular or glandular activity. Hormonal control often results in changes in metabolic activity.
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Control & Coordination: Nervous system provides an organized and swift control and it coordinates swiftly and precisely. Hormonal system provides a chemical integration and coordination of physiological functions.
In conclusion, both nervous and hormonal mechanisms are essential for the control and coordination of bodily functions, but they differ significantly in their speed, specificity, duration of action, mode of transmission, nature of response, and control & coordination.
Similar Questions
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Choose 2 of the 3 questions below and write an essay response to your chosen questions.You may use any notes and resources at your disposal to answer the questions (i.e., open notes).While the use of any resources to properly address the questions is encouraged, please ensure that all work is your own by synthesizing, summarizing, and citing the information you use.Choose a hormonal hypothalamic-pituitary axis and describe how it works. Your answer should include a discussion of the brain areas, hormones, positive and/or negative feedback, organs/glands, and functions/behaviors involved. Cite any sources you use.Choose any hormone and describe its function (i.e., its mechanism of action, how it works, and what it does or results in functionally/behaviorally). Cite any sources you use.Research article. Please research, select, and summarize a primary source journal article that studies one of the following topics. Journal articles can focus on anything related to the topics below (i.e., human behavior, animal behavior, chiropractic treatment of disorders, brain lesions, drug treatment, drug abuse, endocrine/homeostatic dysfunction, etc.).
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