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Which protein will elute first from the gel filtration column?

A patient smoked 1 pack per day (PPD) for 11 years followed by 2 PPD for 6 years, followed by 3 PPD for 2 years, followed by 1 PPD for 7 years. What is this persons level of risk for COPD?

The reference compound for naming D and L isomers of amino acids is:

Extubation failure occurs at what percent?

What items are needed for insertion of a LMA? 

What is the approximate pKa of a weak acid HA if a solution of 0.1 M HA and 0.3 M A– has a pH of 6.5?

Using cuffed tracheostomy tubes in infants and children up to _____ years of age makes them more susceptible to tracheal deformation. 

You have a patient that is post tracheotomy of 5 days. The tracheostomy tube becomes dislodged and the patient is unstable. What is the first thing you will do?

The initial tracheostomy tube change should occur between days 7 to ______ post insertion?

What is a typical endotracheal tube size for adult males?