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Practice question

Question

Injection of thyroxine would initially cause serum TSH to:

Options

Choose one · Correct answer highlighted

Explanation

Decrease (C) is the right choice. This sits at the heart of Endocrinology: the wording points straight to what is happening in the tissue or organ system. A useful study habit is to ask what the structure or process is for: Decrease is the option that correctly names the structure, process, or principle asked for in Endocrinology. That reasoning supports Decrease. One solid sentence about why this works is enough for recall — you do not need a long essay for every MCQ. When you practise, cover the choices first, write Decrease from memory, then reveal the letter — that habit builds real recall for Endocrinology.