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Q. No.Seminal plasma is contributed by seminal vesicles, prostate, and bulbourethral glands. Which one of the following combinations is correct regarding its composition?
1.
Fructose, calcium, and certain enzymes
2.
Glucose, cholesterol, and lysozyme
3.
Lactic acid, progesterone, and hyaluronic acid
4.
Sucrose, sodium chloride, and ATP
Subtopic: Male Reproductive System |
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The function of trophoblast in blastocyst formation is to:
| 1. | Form the embryo proper by mitotic divisions |
| 2. | Differentiate into extraembryonic mesoderm and yolk sac only |
| 3. | Establish connection with maternal endometrium for implantation and nutrition |
| 4. | Secrete estrogen and progesterone for maintaining pregnancy independently |
Subtopic: Fertilization | Implantation |
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Level 1: 80%+
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Compare the gamete production in males and females:
| 1. | Males produce gametes continuously after puberty, females have limited gamete reserve from birth |
| 2. | Both males and females produce equal numbers of functional gametes monthly |
| 3. | Female gamete production is continuous, male production is cyclical |
| 4. | Both cease gamete production after reproductive age |
Subtopic: Seminiferous Tubules & Spermatogenesis | oogenesis |
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All of the following are functions of placenta EXCEPT:
| 1. | Hormone production (hCG, progesterone) |
| 2. | Nutrient and gas exchange |
| 3. | Waste removal from foetus |
| 4. | Production of foetal blood cells |
Subtopic: Embryonic Development till Gastrulation |
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What is the scientific term for the monthly shedding of the endometrial lining?
| 1. | Ovulation | 2. | Menstruation |
| 3. | Implantation | 4. | Parturition |
Subtopic: Menstrual Cycle |
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Level 1: 80%+
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The menstrual cycle is controlled by ___ from the hypothalamus, ___ and ___ from the anterior pituitary, and ___ and ___ from the ovaries.
| 1. | GnRH, FSH, LH, estrogen, progesterone |
| 2. | CRH, ACTH, TSH, insulin, cortisol |
| 3. | TRH, FSH, LH, testosterone, inhibin |
| 4. | GnRH, prolactin, oxytocin, relaxin, hCG |
Subtopic: Menstrual Cycle |
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The middle piece of the sperm contains:
1. Centrioles
2. Nucleus
3. Mitochondria arranged in a spiral manner
4. Acrosome
1. Centrioles
2. Nucleus
3. Mitochondria arranged in a spiral manner
4. Acrosome
Subtopic: Spermiogenesis/Sperm Structure/Hormonal Regulation |
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The morula stage in human embryonic development is characterized by:
| 1. | 8-16 blastomeres |
| 2. | Formation of blastocoel |
| 3. | Implantation into uterus |
| 4. | Gastrulation |
Subtopic: Fertilization: Part 1 | Fertilization: Part 2 | Implantation : Part 1 | Implantation : Part 2 |
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The human male accessory glands include the paired seminal vesicles, a prostate gland, and paired bulbourethral glands. What is the primary function of the secretions from these glands?
| 1. | Nourishment of sperms only |
| 2. | Providing medium for sperm motility and various enzymes |
| 3. | Storage of sperms |
| 4. | Production of male hormones |
Subtopic: Male Reproductive System |
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Level 2: 60%+
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| Assertion (A): | The human male is considered heterogametic. |
| Reason (R): | Human males produce two different types of gametes - some carrying X chromosome and some carrying Y chromosome. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A) |
| 3. | (A) is True but (R) is False |
| 4. | (A) is False but (R) is True |
Subtopic: Fertilization: Part 1 | Fertilization: Part 2 | Implantation : Part 1 | Implantation : Part 2 |
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