<Dl> <Dd> Right ventricular end - systolic dimension </Dd> </Dl> <Dd> Right ventricular end - systolic dimension </Dd> <Tr> <Td> Interventricular septal end diastolic dimension </Td> <Td> IVSd </Td> <Td> The thickness of the interventricular septum . </Td> <Td> 8.3 mm, Range 7--11 mm </Td> </Tr> <Tr> <Td> Left ventricular end diastolic posterior wall dimension </Td> <Td> LVPWd </Td> <Td> The thickness of the posterior left ventricular wall . </Td> <Td> 8.3 mm, Range 7--11 mm </Td> </Tr>

Which chamber of the mammalian heart generates the highest pressures