Bartholin’s glands are situated
1. | On the sides of the head of some amphibians. |
2. | At the reduced tail end of birds. |
3. | On either side of vagina in humans. |
4. | On either side of vas deferens in humans. |
Ovulation in the human female normally takes place during the menstrual cycle
1. just before the end of the secretory phase.
2. at the beginning of the proliferative phase.
3. at the end of the proliferative phase.
4. at the mid-secretory phase.
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Which of the following hormones is not a secretion product of human placenta?
1. Prolactin
2. Oestrogen
3. Progesterone
4. Human chorionic gonadotropin
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If the mammalian ovum fails to get fertilised, which one of the following is unlikely?
1. | Oestrogen secretion further decreases. |
2. | Progesterone secretion rapidly declines. |
3. | Corpus luteum will disintegrate. |
4. | Primary follicle starts developing. |
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In human adult females, oxytocin:
1. causes strong uterine contractions during parturition.
2. is secreted by the anterior pituitary.
3. stimulates the growth of mammary glands.
4. stimulates the pituitary to secrete vasopressin.
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Given below is a diagrammatic sketch for a portion of the human male reproductive system. Select the correct set of the names of the parts labelled a, b, c, d:
(a) |
(b) |
(c) |
(d) |
|
1. |
Ureter |
Seminal Vesicle |
Prostate |
Bulbourethral gland |
2. |
Ureter |
Prostate |
Seminal Vesicle |
Bulbourethral gland |
3. |
Vas deferens |
Seminal Vesicle |
Prostate |
Bulbourethral gland |
4. |
Vas deferens |
Seminal Vesicle |
Bulbourethral gland |
Prostate |
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Secretions from which one of the following are rich in fructose, calcium and some enzymes?
1. Liver
2. Pancreas
3. Salivary glands
4. Male accessory glands
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In human female, the blastocyst
1. Gets implanted into the uterus 3 days after ovulation.
2. Gets nutrition from uterine endometrial secretion only after implantation.
3. Gets implanted in endometrium by the trophoblast cells.
4. Forms placenta even before implantation.
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Signals from a fully developed foetus and placenta ultimately lead to parturition which requires the release of:
1. Oxytocin from the maternal pituitary
2. Oxytocin from foetal pituitary
3. Relaxin from the placenta
4. Estrogen from the placenta
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About which day in normal human menstrual cycle does rapid secretion of LH (popularly called LH surge) normally occurs?
1. 11th day
2. 14th day
3. 20th day
4. 5th day
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