Match the column and choose the correct answer.
Column-I                       Column-II
a. Hypothalamus          (i) Sperm lysin
b. Acrosome                (ii) Estrogen
c. Graffian follicle         (iii) Relaxin
d. Leydig cells             (iv) GnRH
e. Parturition               (v) Testosterone

1. a(iv), b(i), c(ii), d(iii), e(v)
2. a(ii), b(i), c(iv), d(iii), e(v)
3. a(ii), b(i), c(v), d(iv), e(iii)
4. a(iv), b(i), c(ii), d(v), e(iii)

Subtopic:  Spermiogenesis/Sperm Structure/Hormonal Regulation | Fetal Development & Parturition |
 92%
From NCERT
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Choose the correct statement.

1. hPL plays a major role in parturition
2. Foetus shows movements first time in the 7th month of pregnancy
3. Signal for parturition comes from fully developed foetus and placenta
4. Embryo's heart is formed by the 2nd month of pregnancy
Subtopic:  Fetal Development & Parturition |
 89%
From NCERT
AIIMS - 2012
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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%
From NCERT
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What does a doctor inject to induce delivery?

(1) Oxytocin

(2) Estrogen

(3) Progesterone

(4) Combination of B and C

Subtopic:  Fetal Development & Parturition |
 87%
From NCERT
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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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The fetal body is covered with fine hair, eyelashes separate, and eyelashes are formed by the end of:

(1) 20 weeks

(2) 24 weeks

(3) 28 weeks

(4) 30 weeks

 

Subtopic:  Fetal Development & Parturition |
 83%
From NCERT
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During pregnancy the levels of thyroxin:

1. Increase several folds in maternal blood

2. Increases several folds in fetal blood

3. Decreases several folds in maternal blood

4. Decreases several folds in fetal blood

Subtopic:  Fetal Development & Parturition |
 81%
From NCERT
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Which the following male and female structures are
least alike in function?

1. Vas deferens — oviduct.

2. Intestritial cells — Follicle cells.

3. Spermatogonia — oogonia.

4. Seminiferous tubule — vagina.

Subtopic:  Seminiferous Tubules & Spermatogenesis | Fetal Development & Parturition |
 74%
From NCERT
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The first movements of the fetus and the appearance of hair on the head are usually observed during:

1. 2nd month

2. 3rd month

3. 5th month

4. 6th month

Subtopic:  Fetal Development & Parturition |
 78%
From NCERT
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Eyelashes in foetus are formed

(1) By the end of 12 weeks

(2) By the end of 20 weeks

(3) By the end of 24 weeks

(4) By the end of 30 weeks

Subtopic:  Fetal Development & Parturition |
 80%
From NCERT
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