15 Human physiology (Option D)
15 Human physiology (Option D)
This option covers concepts in physiology that are relevant to human health, and that exemplify recurring themes in biology - structure and function, homeostasis, and so on. The SL program includes human nutrition, digestion, functions of the liver, and the heart. Hormones and metabolism and respiratory gases are additional topics in the HL program.
Only one option topic is required (15 hours at Standard Level; 25 hours at Higher Level)
15.2.1 Applications of human nutrition
15.2.2 Common gastrointestinal infections
15.2.3 Implications of structure and functions of the liver
15.2.4 Conditions related to the heart and circulation
15.2.5 Applications of hormones and metabolism (HL)
15.2.6 Consequences of ventilation and gas transport (HL)