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प्रश्न
Which of the following cannot pass readily through the placenta to the foetus?
पर्याय
Antibodies
Amino acids
Alcohol
Haemoglobin
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उत्तर
Haemoglobin
Explanation:
Haemoglobin does not quickly transfer from the placenta to the foetus.
APPEARS IN
संबंधित प्रश्न
Name the following:
The membrane which protects the foetus and encloses a fluid
Match the items in column I with those in column II and write down the matching pairs (some may not match)
| Column I | Column II | ||
| a | Acrosome | 1 | An embryo which looks like human baby |
| b | Gestation | 2 | Luteinizing hormone |
| c | Menopause | 3 | ovum producing cells |
| d | Foetus | 4 | complete stoppage of menstrual cycle |
| e | Oogenesis | 5 | spermatozoa |
| f | Ovulation | 6 | Complete stoppage of menstrual cycle. |
| 7 | Time taken by a fertilized egg till the delivery of baby |
The diagram given below is that of a developing human foetus in the womb. Study the same and then answer the questions that follow:
- Name the parts '1' to '5' indicated by guidelines.
- What term is given to the period of development of the foetus in the womb?
- How many days does the foetus take to be fully developed?
- Mention two functions of the parts labelled ‘2’ other than its endocrine function.
- Name the hormone (anyone) produced by the part labelled ‘2’.
- What is the function of the part marked ‘3’?
The haemoglobin of a human foetus ______.
Does the foetus inside the mother's uterus breathe?
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Foetus.
- Where is it contained?
- How does it differ from embryo?
Which component of the placenta originates from the trophoblast of the blastocyst and is also called the chorion frondosum?
Which classification term describes the placenta as disc-shaped at maturity?
When does the placenta remain functional during pregnancy?
Which nitrogenous waste product is removed from the foetus by the placenta through diffusion into maternal bloodstream?
