Lateral or Medial , Spleen Dimensions , Location of thoracic duct

Look at how your jaw ends up when saying first syllable of 'Lateral' or 'Medial' ":

"La": your jaw is now opened, so Lateral opens mouth.
"Me": your jaw is still closed, so medial closes the mandible.

Spleen Dimensions

For spleen, remember 1,3,5,7,9,11
It measures 1x3x5 inches, weighs 7 ounces and lies between ribs 9-11

Location of thoracic duct

The duck between two gooses.
duck = thoracic duct,
2 gooses = azyGOUS and oesophaGOUS