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Question
The diagram given below shows an embryo in the uterus of mammal. Label the parts indicated.
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Solution
A – Umbilical cord
B-Cervix
C-Blood of mother flows into placenta
D-Blood of fetus flows into placenta E-Amnion
F-Amniotic fluid
G-Opening of the cervix
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RELATED QUESTIONS
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 |
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Hyaluronidase.
- Is it an enzyme or simply a protein?
- What is its function?
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Placenta
- What are the two sources that form placenta?
- Name any two main substances which pass from foetus to mother through placenta.
- Name any two hormones it produces.
Differentiate between:
Impotency and sterility
Differentiate between:
Amnion and allantois
Name and describe very briefly, the stages in the development of human embryo.
Describe briefly the ways how a mammalian embryo is protected
Name the Following
A hollow pear-shaped muscular organ that holds, nourishes and protects the fetus.
Write the functional activity of the following structure:
Amnion
Write the functional activity of the following structure:
Placenta
