input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** During exercise in physiological limits what is the effect on end systolic volume?   (A) ESV decreases   (B) ESV increase   (C) ESV remain unchanged   (D) ESV first decrease and then increases
output: ['(A) ESV decreases <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) ESV decreases  (B) ESV increase  (C) ESV remain unchanged  (D) ESV first decrease and then increases <> possible answers', '  During exercise in physiological limits what is the effect on end systolic volume? <> context']