The nurse recognizes that adrenergic drugs cause relaxation of the bronchi and bronchodilation by stimulating which type of receptors?
Alpha 1 adrenergic
Beta2 adrenergic
Beta adrenergic
Dopaminergic
The Correct Answer is B
B. Rationale- Beta 2 adrenergic receptors are found on the airways. Beta adrenergic agonists bind on them to stimulate bronchial dilatation relieving obstruction in airway obstructive diseases.
A. Alpha 1 adrenergic receptors are found on the blood vessels
C. Beta receptors are found on the myocardium
D. Dopaminergic receptors are found in the brain
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Gingko is a herb used for its antioxidant property and cholesterol lowering effect which lowers cardiovascular risk. It also has antiplatelet effects which increases the risk of bleeding in a client on anticoagulants.
Gingko has no interactions with the other listed medications
Correct Answer is A
Explanation
A. nitrates and nitrites are vasodilators that cause vasodilation and could worsen the already existing hypotension
B. Nitrates have no effect on heart rate
C, D-History of renal disease and MI has no effect on use of the medications
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