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9700 · 14.1

Homeostasis in mammals

Ever wondered how your body maintains a constant core temperature, even when you step from a chilly room into the blazing sun? Or how your blood sugar stays within a narrow range after a sugary treat? The answer lies in **homeostasis**, a fundamental biological process that ensures your internal environment remains **stable** and **optimal** for all life processes. This lesson will delve into the intricate **control systems** that keep your mammalian body in perfect balance, focusing on the vital **negative feedback mechanisms** essential for survival.

Need to know

What you need to know

  • Define homeostasis and explain the principles of negative feedback in maintaining internal conditions.
  • Describe the structure and function of the kidney (nephron) in osmoregulation, including the role of ADH.
  • Explain the regulation of blood glucose concentration and body temperature, with reference to effector responses.

Explanation

Homeostasis in mammals

  1. Define homeostasis and explain the principles of negative feedback in maintaining internal conditions.
  2. Describe the structure and function of the kidney (nephron) in osmoregulation, including the role of ADH.
  3. Explain the regulation of blood glucose concentration and body temperature, with reference to effector responses.