such things as like trash or pollution
Answer:
I believe it where a people in surgical class are ranked one above the other according to status or authority.
Explanation:
Patients with multiple procedures are assigned to the highest surgical class in the hierarchy to which one of the procedures is assigned. ... The surgical hierarchy for each MDC reflects the relative resource requirements of various surgical procedures.
Answer:
The organ of the respiratory system are Nose, Trachea,Bronchus,Larynx,Paranasal sinuses,Lung,Pulmonary,alveolus,Pharynx,Bronchiole,Nasal cavity,Epiglottis,diaphragm
