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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Seminal plasma in human is rich in

1. fructose, calcium and certain enzymes

2. fructose and calcium but has no enzymes

3. glucose and certain enzymes but has no calcium

4. fructose and certain enzymes but poor in calcium

Subtopic:  Semen and Male Fertility |
 93%
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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Which one of the following is the correct matching of the events occurring during

menstrual cycle?

1. Ovulation                         - LH and FSH attain peak level and shrp fall in the secretion 

                                              of progesterone

2. Proliferative phase                  - Rapid regeneration of myometrium and  maturation of

                                                  Graafian follicle

3. Development of corpus luteum - Secretory phase and increased secretion of

                                                    progesterone

4. Menstruation                          - Breakdown of myometrium and ovum not fertilized

Subtopic:  Menstrual Cycle: Luteal Phase |
 63%
From NCERT
NEET - 2009
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In humans, at the end of the first meiotic division, the male germ cells differentiate into

the 

1. primary spermatocytes

2. secondary spermatocytes

3. spermatids

4. spermatogonia

Subtopic:  Seminiferous Tubules & Spermatogenesis | Spermiogenesis/Sperm Structure/Hormonal Regulation |
 67%
From NCERT
NEET - 2008
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Which extra embryonic membrane in humans prevents desiccation of the embryo inside

the uterus ?

1. Chorion

2. Allantois

3. Yolk sac

4. Amnion

Subtopic:  Implantation : Part 2 | Embryonic Development till Gastrulation | Implantation |
 53%
NEET - 2008
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