Identify the incorrectly matched pair:
|
Contraceptive |
Mechanism of action |
1. |
Barrier |
Prevent fertilization |
2. |
Cu – IUDs |
Cu ions suppress sperm motility and their fertilizing capacity |
3. |
Hormone releasing IUD |
Prevent implantation and make cervix hostile but do not affect fertilization |
4. |
Oral combination pill |
Prevent ovulation, implantation and alter the quality of cervical mucus |
Which accessory sex duct is cut and ligated during the vasectomy procedure?
1. | Vasa efferentia | 2. | Vas deferens |
3. | Epididymis | 4. | Prostatic urethra |
The most reliable birth control method amongst the following is:
1. | the rhythm method | 2. | barrier contarception |
3. | birth control pills | 4. | lactational amenorrhoea |
Assertion (A): | Ormeloxifene, also known as centchroman, is used as a nonsteroidal oral contraceptive. |
Reason (R): | It causes an asynchrony in the menstrual cycle between ovulation and the development of the uterine lining. |
1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
3. | (A) is true but (R) is false. |
4. | Both (A) and (R) are false. |
Inadvertently, during a surgical procedure, the ducts of the seminal vesicles in a male were cut and ligated. The semen ejaculated by this male would be:
1. | Devoid of sperms | 2. | Acidic in nature |
3. | Highly reduced in volume | 4. | Lacking any mucus |
How many of the following statements are correct?
I: | For most women who decide to breastfeed, it will be easier to become pregnant during the first month after delivery than it will be one year later. |
II: | Oral contraceptives usually contain doses of synthetic estrogen and progesterone and act by inhibiting FSH and LH. |
III: | A vasectomy is the male equivalent of tubal ligation regarding the efficacy of contraception. |
IV: | Semen contains chemicals that cause female smooth muscle to contract. |
V: | Ciliated epithelium and peristaltic waves help move the oocyte through the Fallopian tubes. |
1. | 1 | 2. | 2 |
3. | 3 | 4. | 4 |
Match List-I with List-II
List-I | List-II | ||
(a) | Vaults | (i) | Entry of sperm through the Cervix is blocked |
(b) | IUDs | (ii) | Removal of Vas deferens |
(c) | Vasectomy | (iii) | Phagocytosis of sperms within the Uterus |
(d) | Tubectomy | (iv) | Removal of the fallopian tube |
Choose the correct answer from the options given below:
(a) | (b) | (c) | (d) | |
1. | (ii) | (iv) | (iii) | (i) |
2. | (iii) | (i) | (iv) | (ii) |
3. | (iv) | (ii) | (i) | (iii) |
4. | (i) | (iii) | (ii) | (iv) |
Saheli, a non-steroidal oral contraceptive pill, was developed by scientists at:
1. | Hindustan Antibiotics Limited, Pune |
2. | Central Drug Research Institute, Lucknow |
3. | Central Drugs Standard Control Organization, New Delhi |
4. | Smith Stanistreet Pharmaceuticals Ltd., Kolkata |
I: | Inhibit ovulation |
II: | May prevent implantation |
III: | Retard passage of sperms through the cervix |
1. | Only I and II are correct |
2. | Only I and III are correct |
3. | Only II and III are correct |
4. | I, II and III are correct |
I: | are sterilization procedures |
II: | are highly effective |
III: | have very good reversibility |