It enables physicians or veterinary surgeons to gauge the position and anatomy of the associated deeper structures.
ɪɾ ɛnˈeɪbəlz fɪzˈɪʃənz ɔːɹ vˈɛɾɚɹˌɪnɛɹi sˈɜːdʒənz tə ɡˈeɪdʒ ðə pəzˈɪʃən ænd ɐnˈæɾəmi ʌvðɪ ɐsˈoʊsɪˌeɪɾᵻd dˈiːpɚ stɹˈʌktʃɚz.