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Edexcel IGCSE Biology 3 10b Fsh and Lh in the Menstrual Cycle Questions

Compare FSH and LH by their pituitary source and roles in follicle development, ovulation and progesterone release.

Syllabus
First assessment 2019
Course
Biology 4BI1

Exam points

  • Identify the pituitary as the source of FSH and LH, and explain how FSH stimulates follicle growth and oestrogen secretion.
  • Explain how LH triggers ovulation and supports corpus-luteum development and progesterone release.

Edexcel IGCSE Biology 3 10b Fsh and Lh in the Menstrual Cycle Questions question 1

[Maximum number: 2]

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

Figure for Question Edexcel IGCSE Biology 3 10b Fsh and Lh in the Menstrual Cycle Questions 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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