bone
one of the structures composing the skeleton of a vertebrate./ Skeleton
consider
to think carefully about, especially in order to make a decision; contemplate; reflect on/ Contemplate or Examin
simple
easy to understand/ not complicated
treatment
management in the application of medicines, surgery, etc // Medication or Prescription
healthy
enjoying good health or a sound and vigorous mentality // not sick
parts
different sections of a whole thing. / segments, components, elements
heart
Pumplike organ of blood circulation. Irrigates blood all over our body
replace
to provide a substitute or equivalent/ Change / Supplant / restore
