The menstrual cycle begins with the casting off of

(1) Placenta

(2) Blood

(3) Endometrial lining along with blood vessels

(4) All the three

Subtopic:  Introduction to Menstrual Cycle: 1 | Introduction to Menstrual Cycle: 2 | Introduction to Menstrual Cycle |
 76%
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Graafian follicle of ovary secretes which hormone

1. Cortisone

2. Relaxin

3. Progesterone

4. None of these

Subtopic:  Menstrual Cycle: Luteal Phase |
 63%
From NCERT
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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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The developing oocyte divides and releases the first polar body in :

1. Primary follicle

2. Secondary follicle

3. Tertiary follicle

4. Graffian follicle

Subtopic:  Ovary |
 59%
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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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Mature sperms in humans are stored in:

(1) Seminal vesicles

(2) Epididymis

(3) Vas deferens

(4) Rete testis

Subtopic:  Male Reproductive Duct System |
 62%
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Menstruation is triggered by an abrupt decline in the amount of:

1. Estrogen

2. Progesterone

3. LH

4. FSH

Subtopic:  Menstrual Cycle: Luteal Phase |
 76%
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Capacitation occurs in

(1) rete testis

(2) epididymis

(3) vas deferens

(4) female reproductive tract

Subtopic:  Fertilization: Part 2 | Fertilization |
 75%
NEET - 2017
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