Blood gas analysis and associated quality control procedures, performed in accordance with qualification and performance guidelines developed by the College of American Pathologists and The Joint Commission + Calculate pertinent cardiopulmonary parameters (e.g., A-a gradient, shunt, etc.) + Notification of physician regarding abnormal results and the need for associated action relative to the patient's ventilatory and oxygenation status + Documentation of notification of critical values to appropriate care providers + Patient/family education- Collaboration/consultation with attending physicians, residents, fellows, interns, Pas, Nurse Practitioners, other hospital staff. + Administration of mixed gases (e.g., nitric oxide mix, others as implemented per policy) + Bedside training of physicians-in-training and medical residents through patient contacts, discussions, consultations + Monitoring patient status as appropriate via arterial blood gases, chest auscultation, review of x-ray studies, clinical observation + Weaning and removal of ventilator support, with appropriate monitoring of patient and assessment of ability to maintain reliable spontaneous ventilation + Bronchopulmonary drainage and breathing exercises.