| Date | November 2009 | Marks available | 1 | Reference code | 09N.1.SL.TZ0.24 |
| Level | Standard level | Paper | Paper 1 | Time zone | TZ0 |
| Command term | Question number | 24 | Adapted from | N/A |
Question
What route does blood follow to supply oxygen to heart muscle?
A. pulmonary vein → left atrium → left ventricle → aorta → coronary artery
B. pulmonary vein → right atrium → right ventricle → aorta → coronary artery
C. pulmonary artery → left atrium → left ventricle → aorta → coronary artery
D. pulmonary artery → right atrium → right ventricle → aorta → coronary artery
Markscheme
A
Examiners report
[N/A]
Syllabus sections
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