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Q. No.Select the incorrect statement:
1.
LH and FSH trigger ovulation in ovary.
2.
LH and FSH decrease gradually during the follicular phase.
3.
LH triggers the secretion of androgens from the Leydig cells.
4.
FSH stimulates the sertoli cells which help in spermiogenesis
| 1. | LH and FSH trigger ovulation in ovary. |
| 2. | LH and FSH decrease gradually during the follicular phase. |
| 3. | LH triggers the secretion of androgens from the Leydig cells. |
| 4. | FSH stimulates the sertoli cells which help in spermiogenesis |
Subtopic: Introduction to Menstrual Cycle: 2 | Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle |
79%
Level 2: 60%+
NEET - 2016
Hints
Fertilisation in humans is practically feasible only if?
| 1. | the ovum and sperms are transported simultaneously to the ampullary-isthmic junction of the fallopian tube |
| 2. | the ovum and sperms are transported simultaneously to the ampullary-isthmic junction of the cervix |
| 3. | the sperms are transported into the cervix within 48 hrs of the release of the ovum in the uterus |
| 4. | the sperms are transported into the vagina just after the release of the ovum in the fallopian tube |
Subtopic: Fertilization: Part 1 | Fertilization: Part 2 | Fertilization |
88%
Level 1: 80%+
NEET - 2016
Hints
Identify the correct statement on 'inhibin':
| 1. | Is produced by granulosa cells in the ovary and inhibits the secretion of FSH |
| 2. | Is produced by granulosa cells in the ovary and inhibits the secretion of LH |
| 3. | Is produced by nurse cells in the testes and inhibits the secretion of LH |
| 4. | Inhibits the secretion of LH, FSH and prolactin. |
Subtopic: Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation |
Level 3: 35%-60%
NEET - 2016
Hints
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 |
Subtopic: Menstrual Cycle |
74%
Level 2: 60%+
NEET - 2016
Hints
Several hormones like hCG, hPL, oestrogen, progesterone are produced by:
| 1. | ovary | 2. | placenta |
| 3. | fallopian tube | 4. | pituitary |
Subtopic: Embryonic Development till Gastrulation |
91%
Level 1: 80%+
NEET - 2016
Hints
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: Embryonic Development till Gastrulation | Female External Genitalia |
89%
Level 1: 80%+
NEET - 2016
Hints
Which of the following depicts the correct pathway of transport of sperms?
| 1. | Rete testis → Efferent ductules → Epididymis → Vas deferens |
| 2. | Rete testis → Epididymis → Efferent ductules → Vas deferens |
| 3. | Rete testis → Vas deferens → Efferent ductules → Epididymis |
| 4. | Efferent ductules → Rete testis → Vas deferens → Epididymis |
Subtopic: Male Reproductive Duct System |
77%
Level 2: 60%+
NEET - 2016
Hints
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: Introduction to Menstrual Cycle: 2 | Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle |
85%
Level 1: 80%+
NEET - 2018
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Links
The amnion of mammalian embryo is derived from?
| 1. | ectoderm and mesoderm | 2. | endoderm and mesoderm |
| 3. | mesoderm and trophoblast | 4. | ectoderm and endoderm |
Subtopic: Embryonic Development till Gastrulation |
Level 3: 35%-60%
NEET - 2018
Hints
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: Spermiogenesis/Sperm Structure/Hormonal Regulation |
77%
Level 2: 60%+
NEET - 2018
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