English
Karnataka Board PUCPUC Science 2nd PUC Class 12

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

Advertisements
Advertisements

Question

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

Very Short Answer
Advertisements

Solution

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

shaalaa.com
  Is there an error in this question or solution?
Chapter 3: Human Reproduction - VERY SHORT ANSWER [Page 21]

APPEARS IN

NCERT Exemplar Biology Exemplar [English] Class 12
Chapter 3 Human Reproduction
VERY SHORT ANSWER | Q 3. | Page 21
Nootan Biology [English] Class 12 ISC
Chapter 2 Human Reproduction
TEST YOUR PROGRESS | Q 92. | Page 114

RELATED QUESTIONS

Name the function of the following:

Sperm tail


State the function of Ovary.


Mention the functions of Ovary.


Choose the odd one in each of the following: 

Seminiferous tubule; ovum; epididymis; sperm duct; urethra 


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.


Choose the correct answer:
The onset of menstruation in the female is termed __________


Give the functions of the following:
Penis


Give Technical Term:

Name the tube that leads from the ovary to the uterus.


Give Technical Term:

Which part develops during the advanced pregnancy?


State the Location:

Ovary


Complete the table.

Sex/Gender Reasons of infertility
Female  
Male  

Which of the following is not a part of female reproductive system?


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


What is true of gametes?


Estrogen is secreted by ______


The implantation of the embryo occurs at about ______ days of fertilization.


______ is homologous to Bartholin's glands.


The follicular fluid present in the antrum is secreted by ______


In 28 days human ovarian cycle, ovulation occurs on ______.


The estrus cycle is a characteristic of ______.


Endometrium undergoes cyclical changes and help in uterine movements.


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.


Progesterone is secreted by ______.


What are the functions of the ovaries and uterus in the female reproductive system?


Give reason:

Uterine lining becomes thick and spongy after fertilisation.


The ______ is also called the womb. 


What pushes the egg towards the uterus in the fallopian tube?


Which glands provide lubrication in the external genitalia?


Which sequence correctly traces the milk pathway from alveoli to nipple?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×