Which one is an example of sho loop negative feedback mechanism
Ref: Guyton SAE, 1st ed, 538 and Sircar Principles of Physiology, 1st ed
TSH inhibiting TRH release from hypothalamus
T3, T4 inhibiting TSH release from anterior pituitary
TRH inhibiting its release from hypothalamus
T3, T4 inhibiting TRH release from hypothalamus
Endocrinology