This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Prolactin secretion increased by all EXCEPT 
Select and explain. 
A. Dopamine, B. Sleep, C. Pregnancy, D. Stress
A: Dopamine
Answer: A: Dopamine 
Explanation: Dopamine REF: Harrison's 17 edition chapter 333 Table 333-8"Dopamine is the primary neuroendocrine inhibitor of the secretion of prolactin from the anterior pituitary gland and hence causes hypoprolactinemia not hyperprolacinnemia"ETIOLOGY OF HYPERPROLACTINEMIAPhysiologicHypothalamic-PituitarySystemicDrug-inducedhypersecretionpituitary stalkdamagehypersecretiondisordershypersecretionPregnancyTumorsProlactinomaChronic renalPhenothiazines,LactationChest wallCraniopharyngiomaSuprasellar pituitaryAcromegalyfailureHypothyroidismchlorpromazine,perphenazinestimulationmass extension CirrhosisHaloperidolSleepMeningioma PseudocyesisMetoclopramideStressDysgerminoma Epileptic seizuresMethyldopa Metastases Reserpine Empty sella Opiates Lymphocytichypophysitis Cimetidine,ranitidine Adenoma with stalkcompression Amitriptyline,Amoxapine Granulomas Fluoxetine Rathke's cyst Verapamil IrradiationTraumaPituitary stalksection Estrogens,Antiandrogen,TRH Suprasellar surgery