After several cycles of lab testing on test animals, a medication can enter clinical trials for evaluation in humans. In phase one clinical trial testing:
A) the trial is expanded to include a large sample size, usually in the thousands of individuals, and establish the overall safety and effectiveness of the drug.
B) the medication is compared to other medications on the market.
C) consists of the drug being tested on a small number (usually 300 or less) of people with the illness or condition the drug is designed to treat.
D) researchers attempt to determine the safe dose and how the medication is both absorbed and eliminated from the body.
D
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An infant you have just delivered is in severe respiratory distress. Central cyanosis unresponsive to bag-valve-mask ventilation is present. Physical exam reveals a small, flat abdomen; absent breath sounds over the left lung field; and displacement of the heart sounds to the right. What problem do you suspect?
a. Meconium aspiration c. Diaphragmatic hernia b. Omphalocele d. Meningomyelocele
All of the following are appropriate situations for the use of sigh or deep breaths except which?
a. During chest physiotherapy b. During an extubation procedure c. During continuous positive airway pres-sure (CPAP) with spontaneous breathing d. Before and after endotracheal tube suc-tioning
Another name for protozoa is ____________
a. bacteria b. amoeba c. virus d. mold
Exhalation time is greater than inhalation time
a. True b. False