A-LevelBiologyTransport in mammals9700/12 · May/June 2022 · Q301 Mark
What occurs during ventricular systole in a mammalian heart? 1 Aortic pressure increases. 2 Atrial pressure does not change. 3 Ventricular pressure increases.
A1 and 2
B1 and 3
C2 and 3
D3 only
✓ Correct answer
B: 1 and 3
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