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Q. No.Which of the following correctly represents the path taken by the sperm (indicated by the arrows) inside the female reproductive system till the point it may meet an egg cell (indicated by the point)?
1.
2.
3.
4.
Subtopic: Fertilization |
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Level 2: 60%+
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Identify the correct sequence of processes that happen in an adult female leading to childbirth:
| 1. | fertilisation → implantation → gestation → ovulation → parturition |
| 2. | ovulation → fertilisation → implantation → gestation → parturition |
| 3. | implantation → ovulation → gestation → fertilisation → parturition |
| 4. | menstruation → fertilisation → ovulation → gestation → parturition |
Subtopic: Introduction |
86%
Level 1: 80%+
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| Assertion (A): | The region outside the seminiferous tubules is called interstitial spaces, which contain Leydig's cells. |
| Reason (R): | Leydig's cells synthesize and secrete testicular hormones called androgen. |
| 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: Seminiferous Tubules & Spermatogenesis |
59%
Level 3: 35%-60%
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Urethral meatus refers to the:
1. urinogenital duct.
2. opening of vas deferens into the urethra.
3. external opening of the urinogenital duct.
4. muscles surrounding the urinogenital duct.
1. urinogenital duct.
2. opening of vas deferens into the urethra.
3. external opening of the urinogenital duct.
4. muscles surrounding the urinogenital duct.
Subtopic: Male Reproductive Duct System |
80%
Level 1: 80%+
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| Assertion (A): | Sertoli cells are also known as nurse cells. |
| Reason (R): | Sertoli cells provide nutrition to the cells undergoing spermatogenesis. |
| 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: Seminiferous Tubules & Spermatogenesis |
83%
Level 1: 80%+
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Match the following columns and select the correct option.
1. (i)-(a), (ii)-(b), (iii)-(c), (iv)-(d)
2. (i)-(a), (ii)-(c), (iii)-(b), (iv)-(d)
3. (i)-(b), (ii)-(a), (iii)-(d), (iv)-(c)
4. (i)-(d), (ii)-(c), (iii)-(b), (iv)-(a)
| Column I | Column II | ||
| i. | Ovary | a. | Human chorionic Gonadotropin |
| ii. | Placenta | b. | Estrogen nad Progesterone |
| iii. | Corpus luteum | c. | Androgens |
| iv. | Leydig cells | d. | Progesterone only |
2. (i)-(a), (ii)-(c), (iii)-(b), (iv)-(d)
3. (i)-(b), (ii)-(a), (iii)-(d), (iv)-(c)
4. (i)-(d), (ii)-(c), (iii)-(b), (iv)-(a)
Subtopic: Female Reproductive System-2 |
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Level 1: 80%+
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Match the following columns and select the correct option.
| Column-I | Column-II | ||
| a. | Placenta | i. | Androgens |
| b. | Zona pellucida | ii. | Human Chorionic Gonadotropin (hCG) |
| c. | Bulbo-urethral glands | iii. | Layer of the ovum |
| d. | Leydig cells | iv. | Lubrication of the Penis |
| (a) | (b) | (c) | (d) | |
| 1. | (i) | (iv) | (ii) | (iii) |
| 2. | (iii) | (ii) | (iv) | (i) |
| 3. | (ii) | (iii) | (iv) | (i) |
| 4. | (iv) | (iii) | (i) | (ii) |
Subtopic: Implantation |
92%
Level 1: 80%+
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Given below is a diagrammatic sketch of human male reproductive system. Select correct set of manes of the parts labelled as a, b, c and d.
| a | b | c | d | |
| 1. | Ureter | Prostate | Seminal vesicle | Bulbo urethral gland |
| 2. | Vas deferens | Seminal vesicle | Prostate | Bulbo urethral gland |
| 3. | Vas deferens | Seminal vesicle | Bulbo urethral gland | Prostate |
| 4. | Ureter | Seminal vesicle | Prostate | Bulbo urethral gland |
Subtopic: Male Reproductive System |
83%
Level 1: 80%+
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Which of these is not an important component of initiation of parturition in humans?
1. Release of oxytocin
2. Release of prolactin
3. Increase in estrogen and progesterone ratio
4. Synthesis of prostaglandins
Subtopic: Fetal Development & Parturition |
51%
Level 3: 35%-60%
NEET - 2021
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Receptors for sperm binding in mammals are present on:
| 1. | Perivitelline space | 2. | Zona pellucida |
| 3. | Corona Radiata | 4. | Vitelline membrane |
Subtopic: Fertilization |
82%
Level 1: 80%+
NEET - 2021
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