Vasa efferentia are the ductules leading from

1. testicular lobules to rete testis

2. rete testis to vas deferens

3. vas deferens to epididymis

4. epididymis to urethra

Subtopic:  Male Reproductive Duct System |
 70%
From NCERT
NEET - 2010
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The second maturation division of the mammalian ovum occurs

1. shortly after ovulation before the ovum makes entry imto the Fallopian rube

2. until after the ovum has been penetrated by a sperm

3. until the nucleus of the sperm has fused with that of the ovum

4. in the Graafian follicle following the first maturation division

Subtopic:  Fertilization: Part 2 | Fertilization |
 67%
From NCERT
NEET - 2010
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Which one of the following statements about human sperm is correct?

1. Acrosome has a conical pointed structure used for piercing and penetrating the

egg, resulting in fertilization

2. The sperm lysins in the acrosome dissolve the egg envelope facilitating fertilization

3. Acrosome serves as a sensory structure leading the sperm towards the ovum

4. Acrosome serves no particular function

Subtopic:  Spermiogenesis/Sperm Structure/Hormonal Regulation |
 59%
From NCERT
NEET - 2010
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Which one of the following statements about morula in humans is correct?

1. It has almost equal quantity of cytoplasm as an uncleaved zygote but much more DNA

2. It has far less cytoplasm as well as less DNA than in an uncleaved zygote

3. It has more or less equal quantity of cytoplasm and DNA as in uncleaved zygote

4. It has more cytoplasm and more DNA than an uncleaved zygote 

Subtopic:  Fertilization: Part 2 | Fertilization |
 55%
NEET - 2010
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The part of fallopian tube closest to the ovary is

1. isthmus

2. infundibulum

3. cervix

4. ampulla

Subtopic:  Female Reproductive System-1 |
 84%
From NCERT
NEET - 2010
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A change in the amount of yolk and its distribution in the egg will affect

1. formation of zygote

2. pattern of cleavage

3. number of blastomeres produced

4. fertilization

Subtopic:  Implantation : Part 1 | Implantation |
 64%
NEET - 2009
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Foetal ejection reflex in human female is induced by

1. pressure exerted by amniotic fluid

2. release of oxytocin from pitutary

3. fully developed foetus and placenta

4. differentiation of mammary glands

Subtopic:  Fetal Development & Parturition |
 79%
From NCERT
NEET - 2009
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Which one of the following is the most likely reason of not occuring regular menstruation cycle in females ?

1. Fertilisation of the ovum

2. Maintainance of the hypertrophical endometrial lining

3. Maintainance of high concentration of sex-hormones in the blood stream

4. Retention of well-developed corpus luteuin

Subtopic:  Introduction to Menstrual Cycle: 1 |
 66%
From NCERT
NEET - 2009
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Given below is a diagrammatic sketch of a portion of human male reproductive system.

Select the correct set of the names of the parts labelled A, B, C, D.

         A                         B                             C                                    D

1. Ureter                Prostate                 Seminal vesicle              Bulbourethral gland

2. Vas deferens       Seminal vesicle       Prostate                        Bulbourethral gland

3. Vas deferens       Seminal vesicle       Bulbourethral gland        Prostate

4. Ureter                Seminal vesicle       Prostate                        Bubourethral gland

Subtopic:  Male Reproductive Duct System |
 67%
From NCERT
NEET - 2009
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The correct sequence of spermatogenetic stages leading to the formation of sperms in a

mature human testis is

1. spermatocyte - spermatogonia - spermatid - sperms

2. spermatogonia - spermatocyte - spermatid -sperms

3. spermatid-spermatocyte-spermatogonia -sperms

4. spermatogonia-spermatid-spermatocyte -sperms

Subtopic:  Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation |
 87%
From NCERT
NEET - 2009
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