Across 4. caused by a parasite 6. no children 7. a sore appears where bacteria entered 13. a medical condition that the immune system is too weak to fight 14. a positive test gives you big news 15. fungal infection caused by yeast 17. unnoticeable symptoms or none at all 18. sores around rectum and genitals 19. guaranteed protection against STDs 20. no cure, but vaccine to prevent infection 22. “the clap” 23. bacteria enters the body and causes a reaction 24. very tiny germs 25. grows outside of uterus

Down 1. checking for diseases 2. kill of bacteria 3. infection of womb, ovaries, and fallopian tubes 5. no symptoms but can pass on viruses 7. a barrier method of contraception 8. the only way to prevent this STI is to avoid touching people 9. “crabs” 10. leads to nerve damage, blindness, and paralysis but can be cured with antibiotics 11. an outbreak of blisters 12. big or small, flat or raised, may take shape of cauliflower 16. second largest organ 18. a virus that attacks the immune system 21. sores around mouth and lips