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 |
 66%
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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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 |
 54%
NEET - 2008
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Which one of the following statement is incorrect about menstruation?

1. During normal menstruation about 40 mL blood is lost

2. The menstrual fluid can easily clot

3. At menopause in the female, there is especially abrupt increase in gonadotropic

hormones

4. The beginning of the cycle of menstruation is called menarche

Subtopic:  Introduction to Menstrual Cycle: 2 | Introduction to Menstrual Cycle |
 60%
NEET - 2008
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Which part of ovary in mammals acts as an endocrine gland after ovulation?

1. Graafian follicle

2. Stroma

3. Germinal epithelium

4. Vitelline membrane

Subtopic:  Menstrual Cycle: Luteal Phase |
 84%
From NCERT
NEET - 2007
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In the human female, menstruation can be deferred by the administration of:

1. LH only

2. Combination of FSH and LH

3. Combination of estrogen and progesterone

4. FSH only

Subtopic:  Menstrual Cycle: Luteal Phase |
 69%
NEET - 2007
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Ultrasound of how much frequency is beamed into human body for sonography ?

1. 30-45 MHz

2. 15-30 MHz

3. 1-15 MHz

4. 45-70 MHz

Subtopic:  Fetal Development & Parturition |
NEET - 2007
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Withdrawal of which of the following hormones is the immediate cause of menstruation ?

1. Estrogen

2. FSH

3. FSH-RH

4. Progesterone

Subtopic:  Menstrual Cycle: Luteal Phase |
 84%
From NCERT
NEET - 2006
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Which of the following statements is incorrect ?

1. The spermatids differentiate into structurally complex spermatozoa by the process of

spermiogenesis.

2. Fertilisation is a physico-chemical event.

3. Cleavage transforms the fertilized ovum into a sphere of aggregated blastomeres.

into a sphere of aggregated blastomeres.

4. Cleavage divisions bring appreciable increase in the mass of protoplasm in the

developing embryo.

Subtopic:  Implantation : Part 2 | Implantation |
 62%
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