Which event is incorrectly matched with the time of its occurence [with respect to a 28 days menstrual cycle]?

1. Beginning of the menstrual flow - Day 1

2. Ovulation - Day 14

3. Beginning of the proliferative phase - Day 5

4. Peak  secretion of estrogen - Day 22

Subtopic:  Introduction to Menstrual Cycle: 2 | Introduction to Menstrual Cycle |
 71%
From NCERT
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The primary oocyte completes its first meiotic division within the:

1. Primary follicle

2. Secondary follicle

3. Tertiary follicle

4. Graafian follicle

Subtopic:  Ovary |
From NCERT
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The structure of testis of a mammal can be identified by the presence of

(1) Spermatogonia

(2) Spermatocytes

(3) Cells of Sertoli

(4) Spermatids

Subtopic:  Seminiferous Tubules & Spermatogenesis |
From NCERT
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In the vertebrates testes, for nourishment during spermiogenesis, the spermatids get attached to

(1) Interstitial cells

(2) Sperm-mother cells

(3) Spermatocytes

(4) Sertoli cells

Subtopic:  Seminiferous Tubules & Spermatogenesis |
 87%
From NCERT
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In man the vas deferencs emerges from

(1) Cauda epididymis

(2) Caput epididymis

(3) Corpora cavernosa

(4) Glomus major

Subtopic:  Male Reproductive Duct System |
 63%
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Follicular atresia is

(1) Formation of corpus luteum

(2) Degeneration of folliciles 

(3) Formation of Graffian follicle

(4) Increase in number of follicles

Subtopic:  Menstrual Cycle: Pre Ovulatory Phase |
 69%
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Human milk differs from cow's milk in that it contains a

(1) Higher percentage of fat

(2) Higher percentage of carbohydrate

(3) Lower percentage of protein

(4) (2) and (3)

 65%
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The substrate used for sperm metabolism is produced by the

1. prostate

2. seminal vesicle

3. Cowper's gland

4. testes

Subtopic:  Male Reproductive Duct System |
 61%
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Which of the following hormones acts on the Sertoli cells to stimulate secretion of some factors which help in the process of spermiogenesis?

1. FSH

2. LH

3. Testosterone

4. GnRH

Subtopic:  Spermiogenesis/Sperm Structure/Hormonal Regulation |
 70%
From NCERT
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During parturition, the fetal ejection reflex triggers the release of:

1. An increasing amount of estrogen and a decreasing amount of progesterone from the placenta
2. A decreasing amount of estrogen and an increasing amount of progesterone from the placenta
3. Oxytocin from the maternal pituitary
4. GnRH from the fetal hypothalamus
Subtopic:  Fetal Development & Parturition |
 88%
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