NOT true is:

Parathyroid aeries are usually branches of inferior thyroid (& not superior thyroid) aery Superior thyoid aery is a branch evternal carotid aery & contributes paly towards the parathyroids blood supply Inferior thyroid aery is a branch of thyrocervical trunk & is the main source of blood supply to the parathyroids. Thyroid ima aery is present in a small group of population & has a variable origin (may be a branch of arch of aoa, subclan aery, common carotid aery).