PCOA Practice exam questions with correct answers

Regarding point mutations, the exchange of a purine for pyrimidine is: A: a translocation B: a frameshift substitution C: a transversion D: an inversion a transversion Which of the following publication types is the LEAST likely to be subject to author bias? A: Case reports B: Case series C: Practice guideline D: Editorial Practice guideline Deliquescence occurs when: A: two hygroscopic drugs are mixed B: a hygroscopic drug is exposed to water C: a hydrophobic drug is exposed to water vapor D: the vapors of two drugs do not follow Henry's law a hygroscopic drug is exposed to water Out-of-pocket payments are an example of which type of healthcare financing mechanism? A: Neutral B: Progressive C: Proportional D: Regressive Regressive A 12 y/o child who is consistently higher than 80% on her peak flow meter should: (Select ALL that apply) A: continue using her current dose of albuterol B: be evaluated for the addition of prednisone C: continue using her spacer with her albuterol D: be offered skin testing with an allergist Continue using her current dose of albuterol & Continue using her spacer with her albuterol In healthy humans, how many chromosomes does a haploid cell contain? 23 An accurate definition of clearance is the: A: volume of drug removed from the blood per unit time B: volume of blood from which the drug is completely removed per unit time C: amount of drug removed from the blood by glomerular filtration per unit time D: amount of drug removed from the blood by metabolic processes per unit time Volume of blood from which the drug is completely removed per unit time The most likely complication of poorly-controlled Type 1 diabetes mellitus is: A: increased serum transaminases B: impaired hearing C: impaired sensation in the lower extremities D: increased serum amylase impaired sensation in the lower extremities A pt brings in a rx and the pharmacist notes that the claims processor sets a reimbursement level of $9.00 for the brand-name product. Because the pharmacy normally charges cash-paying customers $8.60 for this rx, the pharmacist submits $8.60 to the insurer and fills the rx. This is an example of using the: A: "usual and customary" clause B: discounted AWP C: generic substitution rule D: maximum allowable cost "usual and customary" clause If a somatic motor neuron is stimulated, which of the following occurs? A: the sensation of pain B: skeletal muscle excitation C: constriction of blood vessels D: a change in the diameter of the pupil skeletal muscle excitation Which of the following is a variable cost of filling medication orders in a hospital pharmacy? A: Depreciation B: Unit-dose supplies C: Laminar flow hood D: Pharmacy license fees Unit-dose supplies