PCOL 355 Exam 3 Questions with Correct Answers

PCOL 355 Exam 3 Questions with Correct Answers Nonoxyl-9 (N-9) - Answer-Has been shown to kill bacteria and viruses that cause STDs Causes loss of sperm function Chitosan powder - Answer-Provides highest residence time in the nasal cavity Residence time - Answer-Longest time for 50% drug clearance Mucociliary clearance/ transport - Answer-Preservatives can slow down mucociliary clearance Decrease in temperature can slow it down The rate of it can be altered by high viscosity in ATP depletion Gel systems in vaginal drug delivery - Answer-Need to add Bioadhesive The formation of aerosol droplets form from nebulizer nozzles and driven by - Answer-A reduction in pressure caused by flow through constricted areas The spacer classes that are used with pMDIs are complex close to chamber, reservoir, and reversed flow. (t/f) - Answer-False Weber number during Nebulization is directly proportional to - Answer-The nozzle diameter of the nebulizer Can silicone be used to make facemasks for neonate's, infants, and toddlers? - Answer-No Is premarin conjugated estrogens vaginal cream that can be used in high dose to treat painful intercourse due to menopause? - Answer-No- low doses Can facemasks be used with nebulizers, pMDIs, SMIs, and DPIs? - Answer-No not all of those