Which measure of central tendency is most appropriate when it is desired to minimize the effect of a few extreme (very high or very low) scores?
A. Mean
B. Median
C. Mode
Answer: B
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You and your partner have just been dispatched to the local children's hospital to pick up the neonatal transport team and the neonatal isolette so that you can transport them to a small community hospital 2 hours away and retrieve a neonate who is in distress. While driving to the children's hospital, which statement from your partner demonstrates he understands how to transport a patient with in an isolette?
A) "Once we get to the children's hospital, I will remove the wheeled cot so we can load the neonatal isolette." B) "I realize that if I'm driving to the community hospital, I will not use the lights and sirens." C) "I hate taking these types of transports because it is so boring having to sit in the front of the ambulance." D) "If you are the one in the back with the transport team on our way back to the children's hospital with the patient, make sure you turn the heat up to the highest level so the neonate stays warm."
Which of the following is the correct action for the medical assistant to take when assisting a practitioner during a sterile surgical procedure?
A. Hand the physician items outside the sterile field with the tips of the transfer forceps B. Avoid reaching over the sterile field C. Hand the items to the physician before putting gloves on D. Place unsterile items on the outer 1 inch of the sterile field E. Cover the open items that are not being used with a paper towel
When the electrical impulse leaves the SA node and starts to travel down the conduction pathway, what happens mechanically?
A. Sinus node discharge. B. Atrial contraction C. Conduction through the AV node. D. Ventricular depolarization.
What effect does FIO2 1.0 at 1 atm have on the half-life of COHb?
a. reduces hal-life to 10 hours b. reduces half-life to less than 1 hour c. reduces half-life to 7.5 hours d. reduces half -life to 2.5 hours