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प्रश्न
Explain the term Graffian follicle.
उत्तर
Graffian follicle: The ovum begins to develop in the ovary and as it matures, it migrates towards the surface of the ovary and becomes surrounded by a fluid-filled follicle called the Graffian follicle. Every 28 days, on average, the most highly developed Graffian follicle ruptures to release a single ovum.
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संबंधित प्रश्न
Rewrite the terms in the correct order so as to be in a logical sequence.
Graafian follicle, ostium, uterus, fallopian tube.
The diagram given below represents a system in the human body. Stud the diagram and answer the following questions:
Label the parts marked 5 and 6.
Give appropriate term of the following:
The monthly discharge of blood and disintegrated uterine tissues in human female.
Complete the following statement by choosing the correct alternative:
Menstrual flow is a character is the feature of ______.
The stalk of the ovule is called a pedicle.
Which one the following is a part of external genitalia of a female human being?
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.
Select the correct sequence of various physical and chemical events that take place during fertilisation.
P. Fusion of cortical granules with the plasma membrane of secondary oocyte.
Q. Formation of fertilization cone to receive sperm.
R. Release of sperm lysin from acrosome.
S. Mixing up of chromosomes of a sperm and an ovum.
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.
Site of fertilization in human is ______
The ______ is also called the womb.
