Human Respiratory System

Biology, HSSC-Punjab First Year. This chapter is split into 23 topics and has 599 practice questions. The topics covered are listed below, followed by 10 free sample questions from the chapter.

Topics in this chapter

1. Transport of oxygen 28 questions
2. Respiratory pigments: haemoglobin and myoglobin 25 questions
3. Larynx and trachea 30 questions
4. Respiratory disorders: COPD, emphysema and asthma 30 questions
5. Mechanism of breathing: inspiration and expiration 28 questions
6. Chapter review: respiratory system (end-of-chapter exercise focus) 26 questions
7. Respiratory disorders: pneumonia and tuberculosis 30 questions
8. Alveoli and the gas exchange surface 30 questions
9. Bronchi, bronchioles and lungs 30 questions
10. Transport of carbon dioxide 25 questions
11. Upper respiratory tract: nose, nasal cavity and pharynx 30 questions
12. Respiratory system overview and properties of the respiratory surface 30 questions
13. Sinusitis: causes, symptoms and treatment 24 questions
14. Otitis media: causes, symptoms and treatment 22 questions
15. Upper and lower respiratory tract infections compared 24 questions
16. Carbon monoxide poisoning 23 questions
17. Respiratory surface in action and high-altitude breathing 25 questions
18. Lung anatomy: lobes, pleura and Figure 10.5 21 questions
19. Control of breathing and the action of respiratory muscles 21 questions
20. Oxygen transport: saturation, reserve and exercise calculations 23 questions
21. Carbon dioxide transport: percentages, chloride shift and Figure 10.8 24 questions
22. Haemoglobin and myoglobin: structure counts and comparisons 20 questions
23. Chapter exercise: structured answers and applications of respiratory structure and disease 30 questions