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Q. No.LH surge:
1.
is a dramatic sudden increase in the levels of LH during the early part of menstrual cycle and is responsible for ovulation
2.
is a dramatic sudden decrease in the levels of LH during the early part of menstrual cycle and is responsible for ovulation
3.
is a dramatic sudden decrease in the levels of LH during the mid-menstrual cycle and is responsible for ovulation
4.
is a dramatic sudden increase in the levels of LH during the mid-menstrual cycle and is responsible for ovulation
Subtopic: Menstrual Cycle: Luteal Phase |
82%
Level 1: 80%+
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Subtopic: Menstrual Cycle: Pre Ovulatory Phase | Menstrual Cycle: Luteal Phase | Fetal Development & Parturition |
87%
Level 1: 80%+
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Zona pellucida is a membrane surrounding:
| 1. | Secondary oocyte | 2. | Secondary follicle |
| 3. | Corona Radiata | 4. | Trophoblast cells |
Subtopic: oogenesis |
73%
Level 2: 60%+
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What ensures that only one sperm can fertilize the ovum?
1. Corona Radiata
2. Ground substance around ovum
3. Zona pellucida
4. Acrosome
Subtopic: Fertilization |
81%
Level 1: 80%+
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Fertilization occurs at:
1. Infundibulum of the fallopian tube
2. Ampullary – isthmic junction of the fallopian tube
3. Fundus of the uterus
4. Body of the uterus
Subtopic: Fertilization: Part 1 | Fertilization: Part 2 |
94%
Level 1: 80%+
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In humans, the sex of the baby is determined:
| 1. | At the time of fertilization and by the father |
| 2. | At the time of fertilization and by the mother |
| 3. | At the time of implantation and by the father |
| 4. | At the time of implantation and by the mother |
Subtopic: Fertilization |
90%
Level 1: 80%+
Hints
During the follicular phase of the menstrual cycle, which of the following occur?
| I: | The primary follicle grows and becomes a fully mature Graafian follicle. |
| II: | The endometrium of the uterus regenerates through proliferation. |
2. Only II
3. I and II
4. None
Subtopic: Menstrual Cycle |
81%
Level 1: 80%+
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Morula is a solid ball of cells during early embryonic development and consists of:
| 1. | 4 – 8 cells | 2. | 8 – 16 cells |
| 3. | 24 – 30 cells | 4. | 60 – 72 cells |
Subtopic: Implantation |
92%
Level 1: 80%+
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The trophoblast cells of the blastocyst form:
| 1. | Embryo | 2. | Umbilical cord |
| 3. | Placenta | 4. | Teratoma |
Subtopic: Implantation |
63%
Level 2: 60%+
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Subtopic: Implantation |
86%
Level 1: 80%+
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