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Edexcel IGCSE Biology 3.10B FSH and LH in the menstrual cycle

Practise identifying FSH and LH in menstrual-cycle tables, hormone graphs and calculations involving ovulation over time.

Syllabus
First assessment 2019
Course
Biology 4BI1

Exam points

  • complete hormone tables by linking FSH and LH to the pituitary, follicle growth and ovulation
  • interpret cycle graphs to match FSH, LH, oestrogen and progesterone with their changing levels
  • calculate estimated egg release from cycle length and reproductive years, rounding to significant figures

3.10B FSH and LH in the menstrual cycle question 1

[Maximum number: 2]

The diagram shows four glands in the human body labelled W, X, Y and Z.

Figure for Question 3.10B FSH and LH in the menstrual cycle question 1 — Edexcel IGCSE Biology

LH is a hormone involved in the menstrual cycle.

Describe the functions of LH during the menstrual cycle.

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