Part 4: Contraceptive Methods — Natural and Barrier Methods
Part 4: Contraceptive Methods — Natural and Barrier Methods
Q1. The safest natural method of contraception is:
a) Coitus interruptus
b) Abstinence
c) Rhythm method
d) Lactational amenorrhea
Answer: b) Abstinence
Explanation:
- (b) Correct. Complete avoidance of sexual intercourse → 100% safe.
- Others have failure rates.
Q2. Rhythm method is based on:
a) Withdrawal before ejaculation
b) Avoiding intercourse during fertile period
c) Hormonal pills
d) Barrier use
Answer: b) Avoiding intercourse during fertile period
Q3. Lactational amenorrhea is effective as contraception up to:
a) 1 month postpartum
b) 6 months postpartum
c) 12 months postpartum
d) 2 years postpartum
Answer: b) 6 months postpartum
Explanation:
- (b) Correct. Effective if mother is exclusively breastfeeding, no periods, baby <6 months.
Q4. Which is NOT a natural contraceptive method?
a) Rhythm method
b) Withdrawal
c) Abstinence
d) Condom
Answer: d) Condom
Explanation:
- (d) Correct. Condom = barrier method.
Q5. Coitus interruptus is also called:
a) Rhythm method
b) Withdrawal method
c) Barrier method
d) Lactational method
Answer: b) Withdrawal method
Q6. Failure of coitus interruptus occurs because:
a) Ejaculation cannot be controlled
b) Pre-ejaculate may contain sperms
c) High risk of infection
d) All of the above
Answer: d) All of the above
Q7. Which natural method also protects against STDs?
a) Abstinence
b) Rhythm
c) Withdrawal
d) Lactational
Answer: a) Abstinence
Q8. Barrier methods prevent pregnancy by:
a) Blocking ovulation
b) Blocking sperm entry into uterus
c) Killing ovum
d) Preventing implantation
Answer: b) Blocking sperm entry into uterus
Q9. Which is a male barrier contraceptive?
a) Diaphragm
b) Condom
c) Cervical cap
d) Vaults
Answer: b) Condom
Q10. Which is a female barrier contraceptive?
a) Condom
b) Diaphragm
c) Cervical cap
d) Both b and c
Answer: d) Both b and c
Explanation: Diaphragm and cervical cap cover cervix.
Q11. Condoms prevent pregnancy and also:
a) Induce ovulation
b) Prevent STDs including HIV
c) Improve sperm motility
d) Stimulate estrogen
Answer: b) Prevent STDs including HIV
Q12. Condoms are usually made of:
a) Latex rubber
b) Plastic
c) Silk
d) Cotton
Answer: a) Latex rubber
Q13. Which barrier device covers cervix and must be used with spermicidal cream?
a) Condom
b) Cervical cap
c) Vault
d) Diaphragm
Answer: d) Diaphragm
Q14. Which statement is NOT true for condoms?
a) Disposable after single use
b) Prevent STDs
c) Provide permanent contraception
d) Easily available
Answer: c) Provide permanent contraception
Q15. Spermicidal creams, jellies, and foams work by:
a) Killing ovum
b) Killing sperms
c) Blocking implantation
d) Stimulating LH surge
Answer: b) Killing sperms
Q16. Assertion (A): Natural contraceptives have no side effects.
Reason (R): They work without drugs or devices.
a) Both A and R true; R correct explanation
b) Both A and R true; R not explanation
c) A true, R false
d) Both false
Answer: a) Both A and R true; R correct explanation
Q17. Which of the following is least reliable?
a) Abstinence
b) Condom
c) Rhythm method
d) Diaphragm
Answer: c) Rhythm method
Explanation: Fertile period prediction is often inaccurate.
Q18. Condom use reduces risk of:
a) HIV infection
b) Gonorrhoea
c) Syphilis
d) All of the above
Answer: d) All of the above
Q19. Barrier methods are preferred because:
a) They are reversible
b) Prevent pregnancy effectively
c) Prevent STDs
d) All of the above
Answer: d) All of the above
Q20. Which contraceptive is used by females but not males?
a) Diaphragm
b) Condom
c) Rhythm method
d) Abstinence
Answer: a) Diaphragm
Q21. Vault is a barrier contraceptive device that:
a) Covers the cervix and vagina
b) Blocks implantation
c) Stimulates ovulation
d) Prevents menstruation
Answer: a) Covers the cervix and vagina
Q22. Lactational amenorrhea is effective because:
a) Prolactin suppresses GnRH → no ovulation
b) Estrogen levels rise
c) Progesterone rises
d) Uterus contracts
Answer: a) Prolactin suppresses GnRH → no ovulation
Q23. Which is NOT an advantage of barrier methods?
a) Prevent STDs
b) Safe and reversible
c) No side effects
d) Permanent contraception
Answer: d) Permanent contraception
Q24. Which of the following is a disadvantage of spermicides?
a) High efficacy
b) Must be used before each intercourse
c) Prevent STDs
d) Reusable
Answer: b) Must be used before each intercourse
Q25. Assertion (A): Condoms are considered dual protection.
Reason (R): They prevent both pregnancy and transmission of STDs.
a) Both A and R true; R correct explanation
b) Both A and R true; R not explanation
c) A true, R false
d) Both false
Answer: a) Both A and R true; R correct explanation
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