Which of the following affect penetration and deposition of an aerosol in neonatal and pediatric patients? 1. Inertial impaction 2. Particle size 3. Velocity 4. Sedimentation
a. 1, 2, 3, and 4
b. 1 and 2 only
c. 1, 2, and 3 only
d. 1 only
ANS: A
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When managing a patient that has been exposed to a poisonous substance, the FIRST priority of the AEMT is to:
A) perform a primary assessment. B) induce vomiting. C) administer activated charcoal. D) identify the poison.
Changes in vitamin B12 are most dramatic in tissues with the greatest rate of cell turnover because:
A. Deficiencies result in impaired RNA synthesis in any cell where chromosomal replication and division takes place. B. Deficiencies result in impaired excretion of metabolic waste products from the cells' cytosol. C. Deficiencies result in impaired function of cytochrome P450. D. Deficiencies result in impaired DNA synthesis in any cell where chromosomal replication and division takes place.