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the three elements of penile erection are


A、relaxation of spongiform smooth muscle;
B、increased blood flow of penile artery;
C、the block of vein;
D、contract of cavernous vascular sinus

发布时间:2025-06-17 07:39:49
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答案:relaxation of spongiform smooth muscle; increased blood flow of penile artery; the block of vein
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