APP A hormone,produced by the anterior pi-tuitary gland,that stimulates the thyroidgland to release thyroxine. The level ofthyroxine controls thyrotropin release by anegative feedback mechanism.一种由垂体前叶分泌的能刺激甲状腺素释放的激素。甲状腺素通过负反馈调节其分泌。......（本文共 206 字） [阅读本文] >>
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