- IB
- 2.2.4. Describe the intrinsic and extrinsic regulation of heart rate and the sequence of excitation of the heart muscle.
Practice 2.2.4. Describe the intrinsic and extrinsic regulation of heart rate and the sequence of excitation of the heart muscle. 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?
Where in the heart is the electrical impulse generated for contraction?
What describes the sequence of stimulation of the cardiac muscle?
Practice 2.2.4. Describe the intrinsic and extrinsic regulation of heart rate and the sequence of excitation of the heart muscle. 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?
Where in the heart is the electrical impulse generated for contraction?
What describes the sequence of stimulation of the cardiac muscle?