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What is the role of cervix in the human female reproductive system? - Biology

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प्रश्न

What is the role of cervix in the human female reproductive system?

अति संक्षिप्त उत्तर
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उत्तर

Cervix helps in regulating the passage of sperm into the uterus and forms the birth canal to facilitate parturition.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Human Reproduction - VERY SHORT ANSWER [पृष्ठ २१]

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एनसीईआरटी एक्झांप्लर Biology [English] Class 12
अध्याय 3 Human Reproduction
VERY SHORT ANSWER | Q 3. | पृष्ठ २१
नूतन Biology [English] Class 12 ISC
अध्याय 3 Human Reproduction
TEST YOUR PROGRESS | Q 92. | पृष्ठ ११४

संबंधित प्रश्न

Write two major functions of ovary.


Write the functional activity of the following structure:

Fallopian tubes


Write the functions of ovary


The largest cell in the human body of a female is ______.


Womb is used to refer ______.


The estrus cycle is a characteristic of ______.


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 ______


Read the following and answer from given below:

Oogenesis is the process of the formation of an ovum in the ovaries. It consists of three phases: multiplication, growth, and maturation. Oogenesis is controlled by hormones GnRH, LH, FSH. GnRH secreted by the hypothalamus stimulates the anterior lobe of the pituitary gland to secrete LH and FSH.

Identify the functions of LH.

  1. Release of a secondary oocyte from Graafian follicle.
  2. Stimulates corpus luteum to secrete progesterone.
  3. Stimulates estrogen formation.
  4. Promotes development of egg to form secondary oocyte.

Explain how the uterus and placenta provide necessary conditions for proper growth and development of the embryo after implantation?


The figure given below is the human female reproductive system. Study the same and answer the following questions.

  1. Label the guidelines 1 to 6 shown in the figure.
  2. What is the normal gestation period in human?
  3. Where are the sperms released during coitus?
  4. Write two important functions of part 2.
  5. Mention the technical term for the fixing of developing zygote to the uterine wall.

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