高中英语语法大全（3） 现在分词作结果状语

金桑不丧:
Your hypothalamus, common to all vertebrates,triggers your pituitary gland to secrete the hormone ACTH,making your adrenal glandshoot adrenaline into your blood.感觉making...的逻辑主语是hormone ACTH啊，这到底是结果状语还是非限定定语啊？