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Hormones secreted by the placenta to maintain pregnancy are?
1.
hCG, hPL, progesterone, prolactin
2.
hCG, hPL, estrogens, relaxin, oxytocin
3.
hCG, hPL, progesterone, estrogens
4.
hCG, progesterone, estrogens, glucocorticoids
| 1. | hCG, hPL, progesterone, prolactin |
| 2. | hCG, hPL, estrogens, relaxin, oxytocin |
| 3. | hCG, hPL, progesterone, estrogens |
| 4. | hCG, progesterone, estrogens, glucocorticoids |
Subtopic: Â Embryonic Development till Gastrulation |
 68%
Level 2: 60%+
NEET - 2018
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The difference between spermiogenesis and spermiation is?
| 1. | In spermiogenesis, spermatids are formed, while in spermiation, spermatozoa are formed. |
| 2. | In spermiogenesis, spermatozoa are formed, while in spermiation, spermatids are formed. |
| 3. | In spermiogenesis, spermatozoa from Sertoli cells are released into the cavity of seminiferous tubules, while in spermiation, spermatozoa are formed. |
| 4. | In spermiogenesis, spermatozoa are formed, while in spermiation, spermatozoa are released from Sertoli cells into the cavity of seminiferous tubules. |
Subtopic: Â Spermiogenesis/Sperm Structure/Hormonal Regulation |
 77%
Level 2: 60%+
NEET - 2018
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The amnion of mammalian embryo is derived from?
1. ectoderm and mesoderm
2. endoderm and mesoderm
3. mesoderm and trophoblast
4. ectoderm and endoderm
1. ectoderm and mesoderm
2. endoderm and mesoderm
3. mesoderm and trophoblast
4. ectoderm and endoderm
Subtopic: Â Embryonic Development till Gastrulation |
Level 3: 35%-60%
NEET - 2018
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Match the items given in Column-I with those in Column-II and select the correct option given below:
| Column-I | Column-II | ||
| (a) | Proliferative Phase | (i) | Breakdown of the endometrial lining |
| (b) | Secretory Phase | (ii) | Follicular Phase |
| (c) | Menstruation | (iii) | Luteal Phase |
| Options: | (a) | (b) | (c) |
| 1. | (iii) | (ii) | (i) |
| 2. | (i) | (iii) | (ii) |
| 3. | (ii) | (iii) | (i) |
| 4. | (iii) | (i) | (ii) |
Subtopic: Â Introduction to Menstrual Cycle: 2 |Â Menstrual Cycle: Pre Ovulatory Phase |Â Menstrual Cycle |
 85%
Level 1: 80%+
NEET - 2018
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Match Column-I with Column-II and select the correct option using the codes given below:
| Column-I | Column-II | ||
| A. | Mons pubis | 1. | Embryo formation |
| B. | Antrum | 2. | Sperm |
| C. | Trophectoderm | 3. | Female external genitalia |
| D. | Nebenker | 4. | Graafian follicle |
1. A-2 B-4 C-3 D-1
2. A-3 B-4 C-1 D-2
3. A-3 B-1 C-4 D-2
4. A-1 B-4 C-3 D-2
Subtopic: Â Embryonic Development till Gastrulation |Â Female External Genitalia |
 89%
Level 1: 80%+
NEET - 2016
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Changes in GnRH pulse frequency in females is controlled by circulating levels of:
1. estrogen and inhibin
2. progesterone only
3. progesterone and inhibin
4. estrogen and progesterone
2. progesterone only
3. progesterone and inhibin
4. estrogen and progesterone
Subtopic: Â Menstrual Cycle |
 74%
Level 2: 60%+
NEET - 2016
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Capacitation refers to changes in the:
1. sperm before fertilization
2. ovum before fertilization
3. ovum after fertilization
4. sperm after fertilization
2. ovum before fertilization
3. ovum after fertilization
4. sperm after fertilization
Subtopic: Â Fertilization: Part 1 |Â Fertilization |
 68%
Level 2: 60%+
NEET - 2015
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Which of these is not an important component of the initiation of parturition in humans?
1. Increase in oestrogen and progesterone ratio
2. Synthesis of prostaglandins
3. Release of oxytocin
4. Release of prolactin
1. Increase in oestrogen and progesterone ratio
2. Synthesis of prostaglandins
3. Release of oxytocin
4. Release of prolactin
Subtopic: Â Fetal Development & Parturition |
 57%
Level 3: 35%-60%
NEET - 2015
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The shared terminal duct of the reproductive and urinary system in the human male is:
1. Urethra
2. Ureter
3. Vas deferens
4. Vasa efferentia
Subtopic: Â Male Reproductive System |
 83%
Level 1: 80%+
AIPMT - 2014
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Seminal plasma in human males is rich in:
1. fructose and calcium
2. glucose and calcium
3. DNA and testosterone
4. ribose and potassium
Subtopic: Â Semen and Male Fertility |
 95%
Level 1: 80%+
AIPMT - 2010
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