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प्रश्न
State the main function of the Sperm duct.
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उत्तर
Sperm duct – It carries sperms from the epididymis to the urethra.
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संबंधित प्रश्न
Name the cells that secrete Testosterone
State the exact location of the Proximal convoluted tubule.
Given below are diagrams showing the different stages in the process of fertilisation of an egg. in the human female reproductive tract.
Study the diagrams and answer the questions:
1) Arrange the letters given below each diagram in a logical sequence to show the correct order in the process of fertilisation.
2) Where does fertilisation normally take place? and What is ‘Implantation’ that follows fertilisation?
3) Mention the chromosome number of the egg and zygote in humans.
4) Explain the term ‘Gestation’. How long does Gestation last in humans?
5) Draw a neat, labelled diagram of a mature human sperm.
Draw a labelled diagram of the human male reproductive system. With the help of this diagram, describe the working of human male reproductive system?
The diagram below represents two reproductive cells A and B. Study the same and then answer the questions that follow:
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- Identify the reproductive cells A and B.
- Name the specific part of the reproductive system where the above cells are produced.
- Where in the female reproductive system do these cells unite?
- Name the main hormones secreted by the (1) ovary (2) testes.
- Name an accessory gland found in the male reproductive system and state the function of its secretion.
Describe in brief the role of vas deferens in human male reproductive system.
The vagina is a muscular tube.
Give Reasons
At the time of birth, the testes descend into the scrotal sacs.
Mention any two changes that are common to both boys and girls in early teenage years.
A zygote is formed by the fusion of a male gamete and a female gamete. The number of chromosomes in the zygote of a human is ______.
