Multiple choice

In mammals the penis is a reproductive, intromittent organ that additionally serves as the urinal duct. Which of the following in a human male is the visible ridge between the lateral halves of the penis?

  1. Radix

  2. Raphe

  3. Epithelium

  4. Corpus spongiosum

  5. Corpus cavernosum

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The raphe is the visible ridge between the lateral halves of the penis.