Practice Exercise Physiology 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.
Which option accurately outlines the sequence of heart muscle excitation?
What causes an increase in ventilation?
Which is a principal structure of the respiratory system?
Which is a definition of vital capacity?
Which of the following statements accurately describe the pulmonary and systemic circulatory systems?
I. Pulmonary circulation is powered by the right ventricle to release carbon dioxide at the lungs.
II. Systemic circulation returns oxygen from the lungs to the rest of the body.
III. The vena cava is associated with the systemic circulatory system.
IV. Pulmonary circulation operates at a lower blood pressure compared to the systemic system.
How does an increased red blood cell level benefit a sportsperson?
What are the four main components in anatomical order of the ventilatory system?
| Option | Component 1 | Component 2 | Component 3 | Component 4 |
|---|---|---|---|---|
| A | Nose | Bronchi | Capillaries | Alveoli |
| B | Pharynx | Trachea | Bronchi | Alveoli |
| C | Larynx | Pharynx | Bronchioles | Trachea |
| D | Nasal Cavity | Epiglottis | Voice Box | Bronchi |
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.
Define the fatigue in sport.
Describe two potential physiological reasons for fatigue during a maximal push-ups test.
A long-term effect of aerobic training is a rise in hemoglobin levels. Explain how this adaptation would aid a marathon runner.
What is total lung capacity?