The 3-year-old is currently obsessed with the human body, and so she's started using more scientific terms for certain body parts, leading to sentences such as: "Oh. My spine!" = falling over "My brain is hurting me" = a headache "My lungs did not like that" = inhaling smoke "Something's tickling my oesophagus" = coughing "The pain is small, so it's the small intestine" = a tummy ache "My neurons are happy (through laughter)" = being tickled ParentsofThreads