If a patient has a low PaO2 due to an increased barrier to diffusion as a result of pulmonary edema it’s PaO2 will increase if supplemental oxygen is administered.

 Hypoventilation is defined as which one of the following? 

You have a mature Thoroughbred gelding under anesthesia for a colic surgery. It is under gas anesthesia with isoflurane in oxygen and on a ventilator. An arterial blood gas analysis shows the following values. pH = 7.23, PaCO2 = 37 mmHg, PaO2 = 450 mmHg, Bicarbonate = 10 mmol/L, Base excess = -10 mmol/L. Which statement best describes this horse’s acid base status.

Low doses of NSAID’s are effective at preventing inflammation and are always less likely to produce undesirable side effects. 

Atropine would most often be the drug of choice to treat hypotension caused by _____? 

Nondepolarizing neuromuscular blocking agents act as an antagonist to acetylcoline at the neuromuscular junction. 

Nonrebreathing anesthetic delivery systems prevent rebreathing of carbon dioxide by the use of which one of the following? 

An increase in the BUN (blood urea nitrogen) on a chemistry panel is a very sensitive indicator of renal function in a veterinary patient and will be increased after only a few nephrons are lost.

Which of the 4 classes of drugs would be most likely to cause the greatest decrease in peripheral tissue perfusion? 

Which one of the following drugs in known to be metabolized well by a newborn after a C-section?