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NTA Abhyas NEET2020ZoologyHuman ReproductionPractice

In a human female, if the duration of her menstrual cycle is of 34 days. What is the duration of the luteal phase and at what day ovulation occurs in this woman?

Options

  1. A14 days; 20th day
  2. B20 days; 14th day
  3. C17 days; 17th day
  4. D16 days; 18th day

Correct answer

A. 14 days; 20th day

Step-by-step solution

Reproductive cycle of the primate female is called menstrual cycle. Among all three phases of menstrual cycle, the luteal phase or secretary phase is most constant, fixed and is duration of 14 days. Day of ovulation in woman = (Total no. of days in menstrual cycle - 14)= 34 - 14 =20

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