IB Biology HL C3.1.13 Hypothalamus and Pituitary Control Questions

Explore how hypothalamic inputs regulate pituitary hormones and how endocrine signals control appetite, gonads, adrenals and mammary glands in IB Biology HL C3.1.13.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Explain how the hypothalamus links neural or homeostatic inputs to endocrine control of appetite, temperature or hormone release.
  • Identify pituitary hormones and portal transport, and relate them to regulation of thyroid, gonads, adrenals or mammary glands.
  • Interpret hormone-response evidence such as leptin diet effects or oxytocin/prolactin feedback in endocrine regulation.

IB Biology HL C3.1.13 Hypothalamus and Pituitary Control Questions question 1

[Maximum number: 1]

State the pathway by which hormones travel from the hypothalamus to the anterior pituitary gland.

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