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In human during fertilization a sperm firstly comes in contact with which layer of ovum?
1. zona pellucida
2. vitelline membrane
3. Jelly coat
4. zona radiate
Subtopic: Fertilization |
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Subtopic: Spermiogenesis/Sperm Structure/Hormonal Regulation |
88%
From NCERT
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Subtopic: Female Reproductive System-1 | Female Reproductive System-2 |
72%
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Which one of the following statements best characterizes the testis?
| 1. | These seminiferous epithelium contains only proliferative cells |
| 2. | Functional compartmentalization of the seminiferous epithelium depends on tight junctions |
| 3. | The interstitial tissue contains few capillaries |
| 4. | The seminiferous epithelium contains numerous capillaries |
Subtopic: Basic Anatomy of Testis |
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Drugs that cause malformation in developing embryos during pregnancy are called:
1. Teratogen
2. Nicotine
3. Tranquilizers
4. Alcoholic beverages
1. Teratogen
2. Nicotine
3. Tranquilizers
4. Alcoholic beverages
Subtopic: Embryonic Development till Gastrulation |
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Which set is similar?
1. Corpus luteum - Graafian follicles
2. Sebum -Sweat
3. Vitamin-87 - Niacin
4. Bundle of His - Pacemaker
1. Corpus luteum - Graafian follicles
2. Sebum -Sweat
3. Vitamin-87 - Niacin
4. Bundle of His - Pacemaker
Subtopic: Menstrual Cycle: Luteal Phase |
76%
From NCERT
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Extrusion of the second polar body from the egg nucleus occurs:
| 1. | simultaneously with the first cleavage |
| 2. | after entry of sperm but before fertilization |
| 3. | after fertilization |
| 4. | before entry of sperm into the ovum |
Subtopic: Fertilization: Part 1 | Fertilization |
71%
From NCERT
NEET - 2019
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Select the correct sequence for the transport of sperm cells in the male reproductive system:
| 1. | Testis → Epididymis → Vasa efferentia → Vas deferens → Ejaculatory duct → Inguinal canal → Urethra → Urethral meatus |
| 2. | Testis → Epididymis → Vasa efferentia → Rete testis → Inguinal canal → Urethra |
| 3. | Seminiferous tubules → Rete testis → Vasa efferentia → Epididymus → Vas deferens → Ejaculatory duct → Urethra → Urethral meatus |
| 4. | Seminiferous tubules → Vasa efferentia → Epididymis → Inguinal canal → Urethra |
Subtopic: Male Reproductive Duct System |
89%
From NCERT
NEET - 2019
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NEET 2025 - Target Batch
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The extra embryonic membranes of the mammalian embryo are derived from
1. Trophoblast
2. Inner cell mass
3. Formative cells
4. Follicle cells
Subtopic: Embryonic Development till Gastrulation |
71%
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In the 28 day human ovarian cycle, the duration of luteal phase is approximate?
1. 14 days
2. 28 days
3. 30 days
4. 5 days
Subtopic: Menstrual Cycle: Luteal Phase |
85%
From NCERT
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