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Learning objective

Explain (HT only) how ADH release is controlled by negative feedback to maintain blood water concentration.

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Topic

Hormonal coordination in humans

Subtopic

Maintaining water and nitrogen balance in the body (biology only)

Aqa Gcse BiologyHomeostasis and response

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Quick explanation

Explain (HT only) how ADH release is controlled by negative feedback to maintain blood water concentration

  • This point belongs to Hormonal coordination in humans, especially Maintaining water and nitrogen balance in the body (biology only).
  • You need to be able to explain (HT only) how ADH release is controlled by negative feedback to maintain blood water concentration.
  • The key ideas to know are HT only, negative feedback, and ADH.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

HT onlynegative feedbackADH

Why it matters

This objective helps connect Maintaining water and nitrogen balance in the body (biology only) to exam-style questions, flashcards, and revision notes for Hormonal coordination in humans.

Quick student answer

How do you explain (HT only) how ADH release is controlled by negative feedback to maintain blood water concentration?

Direct answer

In Biology, this page helps you answer questions about (HT only) how ADH release is controlled by negative feedback to maintain blood water concentration within Hormonal coordination in humans. Focus on the key process, correct scientific terms, and how the idea links to exam-style questions. Key terms to check are ADH and negative feedback.

Key terms

  • ADH: Antidiuretic hormone (ADH) is a hormone that helps regulate water balance in the body by controlling the permeability of kidney tubules.
  • negative feedback: Negative feedback is a control mechanism in which a change in a physiological variable triggers responses that counteract the initial change, helping to maintain homeostasis.

Common trap

Misunderstanding ADH Function: Clarify that ADH regulates water reabsorption in the kidneys and that its release is controlled by negative feedback mechanisms that respond to blood water concentration levels.

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Question 1

What is the role of ADH in the body?

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