Which of the following best describes the cause of hemolysis?
a. Inverting evacuation tubes gently
b. Using a needle that is too short
c. Separating serum at the wrong time
d. Puncturing the skin before allowing the alcohol to dry completely
d
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A 14-year-old female with a history of congenital heart disease and evidence of reaching puberty is in cardiac arrest. Which instruction would you give other EMTs on scene?
A) "Let's use the adult pads and adult settings for the AED." B) "Just do CPR until ALS arrives since we do not know the specific heart condition." C) "Remember that for pediatric patients, it is 2 shocks followed by 2 minutes of CPR." D) "We will need the special pediatric pads for this patient."
Which of the following describes a period of increased signs and symptoms?
a. Remission b. Exaggeration c. Syndrome d. Exacerbation
Answer the following questions using the therapeutic index graph above.1. How many milligrams of the drug are necessary to produce an effective dose in 50% of the subjects tested?Answer: _____________2. How many milligrams of the drug are necessary to produce a lethal dose in 50% of the subjects?Answer: _____________3. Calculate the therapeutic index for the drug. Remember 
.Answer: _____________4. How many milligrams of the drug are needed to be effective in 100% of the subjects?Answer: ________________
What will be an ideal response?
Which of the following is a purpose for bandaging?
A. protection B. prevention of movement C. immobilization D. all of the above