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प्रश्न
Write two major functions of ovary.
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उत्तर
- They produce female gametes called ova by the process of oogenesis.
- The growing Graafian follicles secrete the female sex hormone called estrogen. Estrogen aids the development of secondary sex characteristics in females.
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संबंधित प्रश्न
Fill in the blank:
Development of baby (foetus) takes place inside __________.
Sketch the labelled diagram.
Human female reproductive system.
Mention the exact location of the following :
Corpus callosum
Name the following:
The organ of female in which the foetus develops.
Name the following:
Organ producing ovum.
Name the Following
The term used for the mature follicles.
Give Technical Term:
What term is used for the production and maturation of eggs in the ovaries?
Write the functional activity of the following structure:
Ovary
Observe the diagram and answer the following questions.
- Label the indicated parts 1, 2 and 3 in the diagram.
- Where the fertilization of ovum occurs?
- Where does the embryo get implanted after fertilization?
The largest cell in the human body of a female is ______.
Penis is homologous to ____________.
Which of the following is ectodermal in origin?
| (i) | Heart |
| (ii) | Sweat glands |
| (iii) | Adrenal medulla |
| (iv) | Middle ear |
| (v) | Urinary bladder |
| (vi) | Dermis of skin |
When both ovaries are removed from rat which hormone is decreased in blood?
The second maturation division of the mammalian ovum occurs ______.
Which of the following is correct about mammalian testes?
Mark the odd one.
Figure A shows the front view of the human female reproductive system and Figure B shows the development of a fertilized human egg cell
Figure A
Figure B
Identify the correct stage of development of the human embryo (Figure B) that takes place at the sites X, Y, and Z respectively in the human female reproductive system (Figure A).
Choose the correct option from the table below:
| X | Y | Z | |
| A | Morula | Fertilized egg | Blastocyst |
| B | Unfertilized egg | Fertilized egg | Morula |
| C | Blastocyst | Fertilized egg | Unfertilized egg |
| D | Fertilized egg | Morula | Blastocyst |
To answer the question, study the graphs below for Subjects 1 and 2 showing different levels of certain hormones.
If the peak of Hormone A does not appear in the study for Subject 1, which of the following statement is true?
When sperm is deposited into the vagina which route does it travel?
Where does fertilization take place?
Tubectomy is carried out by blocking the ______
Read the following and answer from given below:
During copulation, semen is released by the penis into the vegina. The motile sperms swim rapidly, fuse with the ovum in the ampullary region, resulting in fertilization. The haploid nucleus of sperm fuses with that of the ovum to form a diploid zygote.
What is the signifacance of fertilisation?
In the given Figure label the parts and mention their functions
- Production of egg
- Site of fertilisation
- Site of implantation
- Entry of the sperms
In rabbits, humans and other placental mammals, fertilization occurs in ______.
______ receives the sperms and acts as a birth canal during childbirth.
In which part of the human female reproductive system do the following events take place?
Release of first polar body
Given below is a certain situation. Analyze and describe its possible impact on a person:
Placenta does not attach to the uterus optimally.
The ______ is also called the womb.
Name these:
2 hormones secreted from the corpus luteum.
Rewrite the terms in the correct order so as to be in a logical sequence.
Graafian follicle, ostium, uterus, fallopian tube, ovum.
