Male Main Reproductive Organs
Trending Questions
What are the functions performed by the testis in human beings?
Draw the diagram of human sperm and label its parts. Write a few lines about it.
Differentiate between primary and accessory reproductive organs.
(b) Name the organ which produces male sex cells.
State the main function of seminiferous tubule.
In human males, the testes lie in the scrotum outside the body because it helps in the :
(a) process of mating
(b) formation of sperms
(c) easy transfer of sperms
(d) all the above
What is the region outside the seminiferous tubules called?
Mention the exact location of epididymis.
Given below is the outline of the male reproductive system. Name the pats labelled 1 to 8 and state their functions. Also, name the corresponding structure of the part (4) in the female reproductive system.
What is the significance of the testes being located in scrotal sacs outside the abdomen? Can there be any abnormal situation regarding their location? If so, what is that and what is the harm caused due to it?
Name the following :
(a) The body part in which the testes are present in a human male.
(b) The part where the sperms are produced in the testes.
(c) The fully developed part of the ovary containing a mature egg.
(d) The accessory gland in human males whose secretion activates the sperms.
(e) The tubular knot fitting like a cap on the upper side of the testis.
Complete the following table by writing the name of the structure or the function of the given structure :
Structure Function
1. Corpus luteum 1. .................
2. ................... 2. Produces male gametes in mass.
3. Placental disc 3. ....................
4. ....................... 4. Increases the force in uterine contraction
5. Umbilical cord. 5. ................
6. Fallopian tube 6. ................
- organ to eject out sperms
- production of germ cells
- delivery of germ cells
- production of egg
Given below are the names of certain stages/substances related to reproduction and found in human body. Answer the questions related to them,
(a) Foetus.
- Where is it contained ?
- How does it doffer from embryo ?
(b) Hyaluronidase.
- Is it an enzyme or simply a protein ?
- What is its function ?
(c) Morula.
-What is this stage ?
- Name the stage which comes next to it?
(d) Amniotic fluid.
- Where is it found ?
- What are its functions ?
(e) Placenta.
- What are the two sources that form placenta ?
- Name any two main substances which pass from foetus to mother through placenta.
- Name any two hormones it produces.
(f) Implantation.
- The development stage that undergoes this process.
- The approximate time after fertilisation, when it occurs.
(a) testis
(b) oviduct
(c) seminal vesicle
(d) prostrate gland
(a) produces sperms ?
(b) produces ova ?
(c) passes sperms from a man to a woman?
State the main function of Leydig cells.
What is glans?
What is the main difference between sperms and eggs of humans? Write the importance of this.
From where does the passage of sperms take place in the male reproductive system?
The function of testis in males is __________.
to produce sperm
to produce testosterone
to provide site for meiosis
All of the above
Human testes are called extra-abdominal. Why?
How does sperm come out of the male body?
Define the terms ejaculation.
The middle piece of sperm provides :
(a) energy (b) food
(c) gene (d) chromosomes
Which one of the following is the route that a sperm follows when it leaves the testes of a human male?
Vas deferens ⇢ Epididymis ⇢ Urethra
Urethra ⇢ Epididymis ⇢ Vas deferens
Epididymis ⇢ Vas deferens ⇢ Urethra
Epididymis ⇢ Urethra ⇢ Vas deferens
Given below is a diagram of the lateral section of the testis of a man. Study the same and answer the questions which follow.
- Label the parts numbered 1 to 4 in the diagram.
- State the functions of the parts labeled 1 and 3.
- What is the significance of the testes being located in the scrotal sac outside the abdomen?
- What is the role played by the inguinal canal?
- What is semen?
(b) What do the ovaries in a woman produce ?
