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प्रश्न
Identify True/False statement. Correct false statement to make it true.
Androgens are produced by Sertoli cells.
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उत्तर
This statement is false.
Correct statement:
Androgens are produced by interstitial cells or Leydig cells.
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संबंधित प्रश्न
Give appropriate biological/technical terms for the following:
The accessory gland in human males whose secretion activates the
sperms.
Differentiate between Human skin cell and Human ovum (number of chromosomes).
Write in sequence, the regions which a mature sperm travels from the seminiferous tubules up to the urethral opening in the human male.
Draw a diagram of a mature human sperm. Label any three parts and write their functions.
Choose the correct answer:
Removal of testes is called ____________
Give the functions of the following:
Testes
Given below is a diagram of the lateral section of the testis of a man. Study the same and answer the questions that follow:
(i) Label the parts numbered 1 to 4 of the diagram.
(ii) State the functions of the parts labeled 1 and 3.
(iii)What is the significance of the testes being located in the scrotal sac outside the abdomen?
(vi)What is the role played by the inguinal canal?
(v) What is semen?
Name the Following
The accessory gland in human males whose secretion activates the sperms.
Give Technical Term:
In which organ of the male reproductive system maturation of sperms takes place?
Give Technical Term:
Name the male reproductive cells of mammals.
State the Location:
Cowper’s glands
Multiple Choice Question:
Which one of the following Is the route that a sperm follows when it leaves the testes of a mammal?
In humans, there are ____________ pairs of chromosomes.
Find an odd one out.
The large elongated cells that provide nutrition to developing sperms are ______
Which of the following correctly describes the rete testis?
Semen is secreted by ______.
Which of the following is a transporting tube leading from the bladder to which brings urine outside the body via penis?
Seminal plasma in humans is rich in ______.
Secretions from which one of the following are rich in fructose, calcium, and some enzymes?
Ejaculation of human male contains about 200 - 300 million sperms, of which for normal fertility ______% sperms must have normal shape and size and at least ______% must show energetic motility.
Spot the odd one out from the following structures with reference to the male reproductive system.
During adolescence, several changes occur in the human body. Mark one change associated with sexual maturation in boys
Identify A, B, C, D, in the given diagram of the human reproductive system:
State very briefly the chief function of the following:
Prostate gland
Can there be any abnormal situation regarding testes location? If so, what is that and what is the harm caused due to it?
The scrotum maintains a temperature how much lower than normal body temperature?
What is the primary function of Leydig cells (interstitial cells)?
What is the composition of semen in terms of its cellular and fluid components?
The penis is composed of which type of tissue that enables erection during insemination?
