MRCP UK EXAMINATIONS

NEUROLOGY

SURGERY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Beta-2 adrenergic agonist agentsodium
A
Combivent
B
Albuterol
C
Ipratropium bromide
D
None of the above
Explanation: 

Detailed explanation-1: -Albuterol is an example of a short-acting Beta-2 agonist. See Figures 5.11 and 5.12 for images of an albuterol inhaler and nebulizer. Salmeterol is an example of a long-acting Beta-2 agonist. See the “Autonomic Nervous System” chapter for more information regarding Beta-2 agonists.

Detailed explanation-2: -Albuterol causes cardiac effects by stimulating -2 adrenoceptors and by activating peripheral receptors, but it also causes dizziness by stimulating skeletal muscle -2 adrenoceptors [5, 6].

Detailed explanation-3: -Some FDA-approved short-acting B2 agonists (SABAs) are albuterol, levalbuterol, metaproterenol, and terbutaline, and they are prescribed for bronchospasm caused by COPD, bronchial asthma, or emphysema.

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