Q3 of 63 Page 154

Suppose a normal woman has never borne a child. How many mature eggs would she have produced in her lifetime? Your calculation should be based on two clues-

(a) Eggs are produced at the rate of 1 egg every 28 days (one menstrual cycle).


(b) A woman’s total reproductive period is 13-45 years.

Total reproductive period = 45 – 13 = 32 years


Total eggs produced = Total reproductive period x Number of eggs produced in one period


=32 x 12


= 384 eggs approximately


More from this chapter

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1

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?

 2

Is it correct to say that the testes produce testosterone. Discuss?

 1

Given below is a diagram of two systems together in the human body.


(a) Name the systems.


(b) Name the parts numbered 1-10.


(c) Describe the functions of the parts 3,4,5 & 6.

 2

The following diagram represents the vertical sectional view of the human female reproductive system.


(a) Label the parts indicated by the guidelines 1 to 8.


(b) How does the uterus prepare for the reception of zygote?


(c) What happens to the uterus, if fertilization fails to take place?