Final answer:
The stressed syllable in 'entropion' is the second syllable, (B) 'Tro'. Emphasis on correct syllables is essential for proper pronunciation, particularly with medical terminology.
Step-by-step explanation:
The syllable in the word "entropion" that receives emphasis when pronounced is Tro. In English, words can have stress placed on different syllables, which can affect the meaning or simply be a characteristic of correct pronunciation.
The word "entropion" is a medical term that refers to the inward turning of an edge of an eyelid, and it is pronounced with the emphasis on the second syllable, making it sound like /en-TROH-pee-on/. Correct pronunciation, especially of specialized terms, is important for clear communication.