What is the cycle variable for the Respironics V200 ventilator during pressure support?

The classes of main entries found in the CPT® index include all of the following EXCEPT:

organ, or other anatomic site. chief complaint. procedure or service. synonyms, eponyms, and abbreviations.

If a patient requests that his health record be corrected or altered, the provider may accomplish this by _____

A) Deleting the original information and documenting the corrected information B) Denying the patient's request by informing the patient of this in writing C) Refusing to make corrections/alterations because patients don't have this right D) Requiring that a local judge review the patient's request to correct or alter data