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प्रश्न
Given below is a diagram of the female reproductive system of a human being
(i) Name the parts numbered 1 to 6.
(ii) Normally after how many days does an ovary release an egg?
(iii) Where are the sperms released during coitus?
(iv) What do the sperms do after being released?
(v) What is the function of the organ numbered 5?
(vi) How many days does it normally take from the fertilization of the egg up to the birth of the baby?
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उत्तर
(i)
1. Vagina
2. Right ovary
3. Ovarian funnel
4. Oviduct
5. Uterus
6. Cervix.
(ii) Normally the ovary releases one egg every 28 days by the rupture of the Graffian follicle.
(iii) The sperms are released by the penis in the vagina near the cervix.
(iv) The sperms swim up the vagina to enter through the cervix into the uterus and up into the oviduct where it meets the ovum.
(v) The function of the uterus is for the protection and nourishment of the embryo during the period of gestation.
(vi) The period of gestation is 266-280 days after which the fetus is expelled.
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संबंधित प्रश्न
Describe the development of a fertilized ovum upto implantation.
Describe the human female reproductive system with a labelled diagram.
Fill in the blank:
The time between fertilisation and birth is called _________.
After puberty human female shows cyclic changes in her reproductive system. Explain structural and hormonal changes in the uterus.
(OR)
Give reasons :
(1) Scrotal sac serves as thermoregulator.
(2) Corpus luteum gets converted into corpus albicans in absence of fertilization.
(3) Missing of menses is the first indication of pregnancy.
(4) Surgical sterilization is a permanent method of birth control. (5) Human egg is microlecithal.
The diagram given below represents a system in the human body. Stud the diagram and answer the following questions: 
Mention the number and the name of the part involved in fertilization and implantation from the above diagram.
Draw a sectional view of the human ovary. Label the following parts :
(ii) Secondary oocyte
(iii) Graafian follicle
(iv) Corpus luteum
Where does the ovum receive the sperm?
In which part of the human female reproductive system do the following events take place?
Release of first polar body
Give reason.
Placenta is extremely essential for foetal development.
Write the specific location of the following:
Uterus
