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Questions and Answers
Which of the following is true about the innervation of bronchial smooth muscles?
Which of the following is true about the innervation of bronchial smooth muscles?
- The innervation of bronchial smooth muscles is independent of the autonomic nervous system.
- Only the sympathetic nervous system (SNS) innervates bronchial smooth muscles.
- Only the parasympathetic nervous system (PNS) innervates bronchial smooth muscles. (correct)
- Both the parasympathetic nervous system (PNS) and the sympathetic nervous system (SNS) innervate bronchial smooth muscles.
What is the impact of stimulating Beta-2 receptors in the bronchial smooth muscles?
What is the impact of stimulating Beta-2 receptors in the bronchial smooth muscles?
- Bronchodilation, reduced mast cell release of mediators, and increased mucociliary clearance. (correct)
- Bronchoconstriction and increased mucous secretion.
- Increased bronchial inflammation and mucus production.
- No significant impact on bronchial function.
Why is it important for a drug to go from R to R* on its own (constitutive activity)?
Why is it important for a drug to go from R to R* on its own (constitutive activity)?
- To prevent unwanted side effects of the drug on bronchial smooth muscles.
- To avoid overstimulation of the parasympathetic nervous system.
- To ensure the drug's effectiveness in targeting Beta-2 receptors. (correct)
- To reduce the need for coordination between the inhaler and the patient's breath.
Which of the following is not a trigger for exacerbations in asthma?
Which of the following is not a trigger for exacerbations in asthma?
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Which of the following is involved in the pathophysiology of asthma?
Which of the following is involved in the pathophysiology of asthma?
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Which of the following is a symptom of asthma exacerbations?
Which of the following is a symptom of asthma exacerbations?
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Which of the following acts on FCeR1 in the context of asthma?
Which of the following acts on FCeR1 in the context of asthma?
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