CIE AS Biology - Human Gas Exchange (Topic 9 Summary | 2024 Syllabus)
Concise and complete notes for CIE AS Biology Topic 8 (Part 1): Gas Exchange in Humans. Includes: • Structure of the lungs and alveoli • Ventilation mechanism (inhalation/exhalation) • Adaptations for efficient gas exchange • Role of diaphragm and intercostal muscles • Explanation of diffusion gradients and gas transport • Labeled diagrams and key exam points Based on the 2024 CIE 9700 syllabus. Ideal for Paper 2 and Paper 3 revision.
Written for
- Study Level
-
A/AS Level
- Examinator
-
CIE
- Subject
-
Biology
Document information
- Uploaded on
- June 29, 2025
- Number of pages
- 5
- Written in
- 2024/2025
- Type
- Lecture notes
- Professor(s)
- Edgar fernandes
- Contains
- All classes
Subjects
- cie biology
- as level
- gas exchange
- topic 9
- lungs
- ventilation
- alveoli
-
human physiology
-
9700
-
cambridge notes