The average duration of menstrual cycle in human female is ___ days.

Q.

Duration of the menstrual cycle in the human female is _____ days.

Q.

The duration of one menstrual cycle in a human female is ___ days

Q. Read the given passage and answer the question below.

The reproductive cycle, in female primates, called the menstrual cycle, comprises 28 days in a healthy female. Primata is the order to which monkeys, apes and human beings belong. The duration of the menstrual cycle varies in different females as it is dependent upon a number of factors. However, the average duration amounts to around 28 days.

On which day of the menstrual cycle the LH surge occurs in the body?
[1 mark]

Q. Read the given passage and answer the question below.

The reproductive cycle, in female primates, called the menstrual cycle, comprises 28 days in a healthy female. Primata is the order to which monkeys, apes and human beings belong. The duration of the menstrual cycle varies in different females as it is dependent upon a number of factors. However, the average duration amounts to around 28 days.

At which stage in the menstrual cycle does the proliferative phase occur?
[1 mark]