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 |
The rise in the current population of India is not due to:
1. A decline in the infant mortality rate
2. A decline in the maternal mortality rate
3. A decline in the death rate
4. An increase in the birth rate
Sterility is likely if the semen analysis shows:
I: | A sperm count of 50 million/ml |
II: | Morphological abnormalities in 50% of the sperms |
III: | Lack of vigorous motility in 70% of the sperms |
1. | Only III | 2. | Only II and III |
3. | Only II | 4. | Only I |
Consider the two statements:
I: | Human chorionic gonadotropin is frequently used for the final maturation of the oocyte in IVF procedures. |
II: | It is basically a replacement for the luteinizing hormone surge. |
1. | Both I and II are correct and II explains I. |
2. | Both I and II are correct but II does not explain I. |
3. | I is correct but II is incorrect. |
4. | Both I and II are incorrect. |
A female has a regular 28 days menstrual cycle. The husband has oligospermia. The doctor wants to try IUI. What period of the menstrual cycle will be best for this procedure?
1. | Within the first 5 days | 2. | Between day 6 and 8 |
3. | On day 13/14 | 4. | After day 22 |
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 |
IVF may be used to overcome infertility due to:
I: | Blockage of fallopian tubes |
II: | A defect in sperm quality |
III: | A very low sperm count |
1. | Only I | 2. | Only I ad III |
3. | Only II and III | 4. | I, II, and III |
A statutory ban on amniocentesis in India was necessary because:
1. | It is very expensive |
2. | It can tell about chromosomal aberrations |
3. | It is an invasive procedure and carries a high risk of abortions |
4. | It can be used for pre-natal sex determination of the fetus leading to female feticides |
Which of the following is not a factor that has led to a population explosion in India?
1. | Decline in death rate |
2. | Decline in maternal mortality rate |
3. | Decline in Infant mortality rate |
4. | Decline in the number of people in reproducible age |
An ideal contraceptive should not:
1. Be user friendly
2. Be effective and reversible
3. Have the least side effects
4. Interfere with sexual drive