Which of the following is not true about principal hormonal responses to surgical stress?
High-Yield Explanation
Ans is 'd' i.e., Increased level of thyroxine * Following table depicts the hormonal changes in a patient following the surgical stress:Principal Hormonal Responses to Surgical StressEndocrine glandHormonesChange in secretionAnterior pituitaryACTHIncreased Growth hormoneIncreased TSHViriable FSH/LHVariablePosterior pituitaryAVPIncreasedAdrenal cortexCortisolIncreased AldosteroneIncreasedPancreasInsulinDecreased GlucagonIncreasedThyroidThyroxineDecreased T riiodothyronineDecreasedACTH, adrenocorticotropic hormone; TSH, thyroid-stimulating hormone; FSH, follicle- stimulating hormone; LH, luteininzing hormone; AVP, arginine vasopressin.