Women who consume the drug thalidomide for relief from vomiting during the early months of pregnancy give birth to children with :

1. No spleen 2. Harelip
3. Extra fingers and toes 4. Underdeveloped limbs
Subtopic:  Fetal Development & Parturition |
 68%

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The first hormone ever produced by you in your life would be:

1. Androgen-like testosterone
2. Progesterone which is a precursor of both estrogen and testosterone
3. Testes determining factor
4. Human chorionic gonadotropin
Subtopic:  Fetal Development & Parturition |
 60%

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The functions of the placenta include:

I: Acts as an excretory organ.
II: Acts as a respiratory organ.
III: Acts as an endocrine organ.
 
1. I and II only 2. I and III only
3. II and III only 4. I, II, and III
Subtopic:  Fetal Development & Parturition |
 74%
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The level of which of the following hormones is increased several folds in the maternal blood when compared with a non-pregnant stage?

1.hCG2.hPL
3.Relaxin4.Thyroxine

Subtopic:  Fetal Development & Parturition |
 52%
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Oxygen rich blood and nutrients are transported to the fetus by:

1.inferior vena cava2.umbilical vein
3.umbilical artery4.hepatic portal vein

Subtopic:  Fetal Development & Parturition |

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In a normal pregnant woman, total gonadotropin activity was assessed. The expected result was :

1.  High level of circulating FSH and LH in the uterus to stimulate implantation of the embryo
2.  High level of circulating HCG to stimulate endometrial thickening
3.  High levels of FSH and LH in the uterus to stimulate endometrial thickening
4.  High level of circulating HCG to stimulate oestrogen and progesterone synthesis

Subtopic:  Fetal Development & Parturition |
 69%

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The uterine contractions [labor pains] are initiated due to:
1. An increase in estrogen secretion
2. A decrease in oxytocin secretion
3. An increase in the progesterone: estrogen ratio
4. A decrease in FSH and LH

Subtopic:  Fetal Development & Parturition |
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): Progesterone, like hCG, is necessary to prevent spontaneous abortion.
Reason (R): Progesterone suppresses myometrium contractility.
 In the light of the above statements, choose the most appropriate answer from the options given below:  
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  Fetal Development & Parturition |
 51%

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A hormone secreted by the placenta and used in pregnancy to develop fetal metabolism and general growth and development is:

1. Thyroxin 2. Cortisol
3. hPL 4. hCG
Subtopic:  Fetal Development & Parturition |

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Chorion in terrestrial vertebrate embryos:

1. prevents desiccation of the embryo
2. helps in the exchange of oxygen and carbon dioxide with the environment
3. perform excretory functions
4. acts as a shock absorber
Subtopic:  Embryonic Development till Gastrulation | Fetal Development & Parturition |

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