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Your patient is working hard to breathe and is tachypneic. It has a pneumothorax and mild hemothorax due to a severely lacerated lung lobe and will be going to surgery to have the lung lobe removed. What can be done prior to anesthesia to make the induction and first part of the anesthesia go more smoothly and be safer for the patient.

In general, are geriatric patients more or less prone to intraoperative hypotension?

Mammals normally regulate their breathing to maintain a normal PaCO2 but if the PaO2 decreases to low enough values the low PaO2 will drive breathing. At what PaO2 does this secondary breathing control start to have an effect?

Pregnant patients often have an increased PCV and are hypoproteinemic. 

You are working at a mixed animal practice in Missouri and you have a healthy canine patient under propofol anesthesia for a quick laceration cleaning and suturing. It is a hunting dog that cut herself on a fence while chasing a squirrel instead of looking for pheasants. The dog is breathing room air and has a respiratory rate of 6 breaths/minute. You notice the pulse oximetry value is decreasing to 85% (normal is 95-100%). What is the MOST LIKELY reason for the decrease in the pulse oximetry value? There’s no hidden clue in the picture.

The pharmacokinetics of which one of the following drugs is likely to be most affected by a decrease in liver function?

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.

In general neonatal patients have normal thermoregulatory mechanisms. 

On a bottle of epinephrine the concentration is shown as 1:1000. What concentration is this in milligrams/milliliter?

Which one of the inhalant anesthetic agents currently produced for use in veterinary medicine in the united States is metabolized in clinically significant amounts? More than 15% metabolized.