Practice 2.1.7. Explain the process of gaseous exchange at the alveoli. with authentic IB Sports, exercise and health science (SEHS - Old) exam questions for both SL and HL students. This question bank mirrors Paper 1, 2, 3 structure, covering key topics like core principles, advanced applications, and practical problem-solving. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of IB examiners.
Define pulmonary circulation and describe its primary function.
Define systemic circulation and describe its primary function.
Compare and contrast the pressure levels in pulmonary and systemic circulation, explaining the reasons for any differences.
Explain the role of the heart valves in ensuring unidirectional flow in both pulmonary and systemic circulation.
Explain why sports science students must be careful when interpreting the correlation between two variables.
Compare and contrast the traits of the lactic acid and aerobic system.
Discuss the process of gaseous exchange between the lungs and pulmonary capillaries at rest and during exercise.
Describe the traits linked with the three stages of learning, with reference to the progression from novice to skilled performance.
Using examples, outline the features of a proficient performer.
Using examples, describe two different types of rehearsal.
Periodization can be used to optimize an athlete’s performance. Explain how a trainer uses the other key principles of training to maximize athletic development.
Analyse the process of gaseous exchange at the alveoli during physical activity.
Which of the following statements correctly describes the process of gaseous exchange at the alveoli?
Explain the process of gas exchange in the alveoli, including the roles of oxygen and carbon dioxide.
Describe the mechanics of breathing, including the roles of the diaphragm and intercostal muscles during inhalation and exhalation.
Describe the impact of DNA in shaping human traits.
Discuss the connection between physical activity and vulnerability to illness.
Explain the process of gas exchange at the alveoli.
Explain the regulation of epinephrine and insulin levels in the body.
Outline two types of drag that can occur in swimming.
Describe why breathing remains elevated during the initial minutes following a swimming sprint.
Apply two health-related components of fitness to a marathon runner.
Recommend ways a triathlete (swimming, cycling, running) can reduce drag.
Distinguish between health-related and performance-related fitness.
Describe the exchange of carbon dioxide from the bloodstream during exercise.
Describe cardiovascular drift.
Explain the process of oxygen exchange at the alveoli.
Discuss the characteristics of the lactic acid system during exercise.
Describe the essential elements of a generalized training programme.