Practice 2.2.1. State the composition of blood. 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.
State the receptor in the artery which responds to carbon dioxide and pH levels in the blood.
Outline the role of cholinesterase in muscle contraction.
Explain the role of myosin in muscle contraction after adenosine triphosphate (ATP) is broken down and releases energy.
List one type of blood cell.
Which component of blood is greatest by volume?
Which does blood transport?
I. Proteins
II. Hormones
III. Platelets