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Multiple Choice: Chapter 14 Erectile dysfunction Question 1. Which of the following is TRUE in erectile dysfunction (ED)? A There is no role of checking serum glucose and lipid profile in ED investigations B PDE-5 inhibitors can be given safely with nitrate medications C If a man experiences nocturnal penile erection, but cannot achieve erection for intercourse, he is likely to have psychogenic ED D Afferent information travels from penile ischiocavernosus and bulbocavernosus muscles to Onuf's nucleus (S2–4) E The dorsal penile and pudendal nerves carry the efferent fibres to the spinal cord at S2–4 level
