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Questions and Answers
What is the physiologic mechanism of erection of the penis?
What is the physiologic mechanism of erection of the penis?
- Release of testosterone in the corpus cavernosum
- Release of nitric oxide in the corpus cavernosum (correct)
- Release of estrogen in the corpus cavernosum
- Release of adrenaline in the corpus cavernosum
What is the role of nitric oxide in the corpus cavernosum during sexual stimulation?
What is the role of nitric oxide in the corpus cavernosum during sexual stimulation?
- Stimulates inflammation in the corpus cavernosum
- Enhances smooth muscle relaxation (correct)
- Increases blood outflow from the corpus cavernosum
- Promotes smooth muscle contraction
Which medication is contraindicated for concurrent use with nitrates, nitric oxide, or alpha-adrenergic blockers?
Which medication is contraindicated for concurrent use with nitrates, nitric oxide, or alpha-adrenergic blockers?
- Estrogen supplement
- Sildenafil citrate (Viagra)
- Vardenafil (Levitra)
- Tadalafil (Cialis) (correct)
What is the recommended dose and timing for sildenafil citrate (Viagra) for most patients?
What is the recommended dose and timing for sildenafil citrate (Viagra) for most patients?
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Under what conditions should tadalafil (Cialis) not be used?
Under what conditions should tadalafil (Cialis) not be used?
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What is the recommended dose and timing for vardenafil (Levitra) for most patients?
What is the recommended dose and timing for vardenafil (Levitra) for most patients?
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