Letter B indicates the ________, a bundle of nerve fibers that connects the two hemispheres of the cerebrum.

You are caring for a patient with significant stroke symptoms. You are completing your assessment when you notice that her Sp02 reading is dropping. Which of the following should you do next?

A) Check the batteries in your pulse oximeter. B) Check her skin color and temperature. C) Check her airway and breathing. D) Check the oxygen cylinder pressure.

In both ICD-9 and ICD-10, the convention code first underlying disease means ________.

A. two codes are required separately to code the diagnosis B. the code may not be used as the first code C. alternative wording must be used D. the disease is not otherwise specified. E. ICD does not provide a code specific enough for the patient's condition