Which instrument is used to measure the distance from incus to stapes footplate for selection of a prosthesis in stapedectomy?

You encounter a patient complaining of polyuria, polyphagia, polydipsia, and abdominal pain. Based on these complaints, which of the following would you also expect to find?

A) Complaint of chest pain and shortness of breath B) Blood glucose of less than 70 mg/dL C) Kussmaul's respirations and a fruity breath odor D) Blood glucose between 80 and 120 mg/dL

Symbolic language includes:

A) saying "please" and "thank you." B) Braille. C) smiling when you speak. D) speaking clearly and carefully.