<prompt> Which one is an example of sho loop negative feedback mechanismTSH inhibiting TRH release from hypothalamusT3, T4 inhibiting TSH release from anterior pituitaryTRH inhibiting its release from hypothalamusT3, T4 inhibiting TRH release from hypothalamus  <response>: Ref: Guyton SAE, 1st ed, 538 and Sircar Principles of Physiology, 1st ed 