Question

When a human female reaches a certain age then vaginal bleeding occurs for a few days after regular time intervals.
(a) What is this process known as (i) in scientific terms, and (ii) in everyday language?
(b) At what approximate age this process starts in human females? What is the human female said to have attained at this stage?
(c) After how much time is this process repeated? For how many days this process usually last?
(d) What does the onset of this process in human females signify?
(e) At which particular event in the life of a human female this process stop temporarily but start again?
(f) At which approximate age of human female this process stop permanently?

Answer 1

Answer:

1. a. Menstruation.

periods.

b. at the age of 13 or sometimes 10. it is called puberty.

c. this process repeats after every 28 days. it lasts upto 5-8 days.

d. Menopause.

e. at pregnancy.

f. at 45 or 50

Answer 2

a) i) in scientific terms it is known as menstruation

ii) in everyday life it is known as periods

b) it usually starts around 10-12 years of age. it is said that the human female has attained puberty

c) this process usually repeats itself every 28 days. this process usually lasts 5 days

d) that the human female is now able to reproduce and her reproductive system has started working

e) Pregnancy

f) Permanent stoppage of this process is known as Menopause