1. | blocks estrogen receptors in the uterus, preventing implantation. |
2. | increases the concentration of estrogen and prevents ovulation in females. |
3. | is an lUD. |
4. | is a post-coital contraceptive. |
Match the following sexually transmitted diseases (Column - I) with their causative agent (Column - II) and select the correct option.
A B C D
(1) (ii) (iii) (iv) (i)
(2) (iii) (iv) (i) (ii)
(3) (iv) (ii) (iii) (i)
(4) (iv) (iii) (ii) (i)
Column I | Column II | ||
(a) | Gonorrhea | (i) | HIV |
(b) | Syphilis | (ii) | Neisseria |
(c) | Genital Warts | (iii) | Treponema |
(d) | AIDS | (iv) | Human Papilloma-Virus |
1. | a-(iii) b-(iv) c-(i) d-(ii) | a-(iv) b-(ii) c-(iii) d-(i) | |
3. | a-(iv) b-(iii) c-(ii) d-(i) | a-(ii) b-(iii) c-(iv) d-(i) |
The function of copper ions in copper releasing IUDs is to
1. | inhibit gametogenesis |
2. | make uterus unsuitable for implantation |
3. | inhibit ovulation |
4. | suppress sperm motility and fertilizing capacity of sperms |
In case of a couple where the male is having a very low sperm count, which technique will be suitable for fertilization?
1. | Gamete intracytoplasmic fallopian transfer |
2. | Artificial insemination |
3. | Intracytoplasmic sperm injection |
4. | Intrauterine transfer |
Which of the following is hormone-releasing IUD?
(1) LNG-20
(2) Multiload-375
(3) Lippes loop
(4) Cu-7
Which of the following is incorrect regarding vasectomy?
1. No sperm occurs in seminal fluid
2. No sperm occurs in epididymis
3. Vasa deferentia is cut and tied
4. Irreversible sterility
Embryo with more than 16 blastomeres formed due to in vitro fertilisation is transferred into?
1. uterus
2. fallopian tube
3. fimbriae
4. cervix
Which of the following approaches does not give the defined action of contraceptive?
1. | Intra uterine devices | Increases phagocytosis of sperms, suppress sperm motility and fertilizing capacity of sperms |
2. | Hormonal | Prevent/retard entry of sperms, prevent ovulation and fertilization |
3. | Vasectomy | Prevents spermatogenesis |
4. | Barrier methods | Prevent fertilisation |
1. | it is used for prenatal sex determination |
2. | it can be used for detection of Down's syndrome |
3. | it can be used for detection of cleft palate |
4. | it is usually done when a woman is between 14-16 weeks pregnant. |