Multiple choice

Entry of sperm into the female reproductive tract is prevented by ___________.

  1. mechanical methods

  2. surgical methods

  3. physical barriers

  4. all of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All three methods can prevent sperm entry: mechanical methods like condoms (physical barriers), surgical methods like vasectomy/tubectomy, and chemical barriers like spermicides. The question asks about preventing entry, and all these contraceptive methods achieve that.

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