Immediately after placing a spinal block, you notice the patient’s blood pressure drops from 140/80 to 110/60. Why did this occur?

How much blood could a 90-kg, adult female patient lose and still maintain a hematocrit of 30%, Hb=10, provided the preoperative hematocrit was 42%, Hb=14?

The purpose of the  Mallampati classification is to do which of the following?

Measurement of anesthetic gases including infrared analysis is based on which law of physics? 

What does the AV node do to the action potential as it progresses toward the ventricle?

Which fluid compartment is considered to contain high concentrations of Sodium and Chloride relative to other fluid compartment? 

Identify the cardiac rhythm below and state the treatment protocol if applicable  

Your 22 year-old female scheduled for breast augmentation states she smokes cigarettes and occasional marijuana. She is unsure regarding the date of her last menstrual period. What laboratory studies are required for this patient?

 What are interventions for the management of laryngospasm? Select 3

Which of the following choices is a good indicator of intracellular fluid  volume?