CET / The Associate Questions And Answers Verified 100% Correct Which is the equivalent to 100 microamps? A. .1 milliamps B. 1 milliamps C. 10 milliamps D. 10 Nanoamps - ANSWER A. .1 milliamps A resistor __________. A. Stores a

CETA – All Combined Exam Questions And Answers Verified 100% Correct All supply outlets served by a common air handler should be measured ____ _____ to minimize system variation. - ANSWER without interruption ____ _____ should be used when measuring airflow volume with hoods as recommended by the device manufacture. - ANSWER Backpressure compensation Unidirectional zones (ISO 5 LAFW hood) utilize _____ control instead of dilution control and are measured in velocity (Vel grid). - ANSWER flow Velocity is measured using a ______ _______ or electronic manometer with multipoint tube array sensor - ANSWER thermal anemometer Grid measurements. ___" from edges, ____" from filter diffuser screen - ANSWER 6 6 Unless specified by device manufacturer, average velocity should be between ___ and ___ FPM. - ANSWER 80 - 110 Alternative velocity ranges can be assigned if airflow visualization indicate smooth airflow with no ____ or ___ _____ ____ within the DCA (Direct Compounding Area) and air is drawn away from the critical site to the return or out of the PEC (Primary Engineering Control). - ANSWER Refluxing dead air spots. Rooms used to compound sterile preparations need to be isolated from surrounding spaces typically through pressurization but also ____ displacement. - ANSWER Airflow Non-hazardous compounding must have a minimum positive pressure differential of ______"w.c. relative to adjacent spaces. - ANSWER 0.020 Hazardous must have a minimum of _____" w.c. negative relative to adjacent spaces. - ANSWER 0.010 For cart pass-throughs, if the area is used as a cleaning or material prep space, there should be a _____"w.c. cascade of cleanest room to the pass through - ANSWER 0.020 To test displacement airflow velocity, divide the opening between two adjacent space into a grid of equal areas not exceeding ___ ft2 starting 6" from all edges unless not possible. Take a velocity reading at each grid location which should be greater than ___ fpm. - ANSWER 4 60 To create airflow visualization, generate neutrally buoyant airflow medium across the entire area being tested with a separate pass being made along the entire perimeter and across the entire opening. Verify _____ and provide video documentation. - ANSWER no reverse flow A challenge of __ - ___ microgram per liter should be used. - ANSWER 10 90 Leaks should not exceed ______% of the upstream challenge. - ANSWER 0.010 Scans should be done at a rate of ____"/second. - ANSWER 2 When testing, disable ____ if present. - ANSWER smoke detectors Classification of cleanliness levels is done with a ____ ____ survey. - ANSWER particle count Per USP 797, ISO 7 class _____ or cleaner - ANSWER 10,000 Per USP 797, ISO 8 class _____ or cleaner. - ANSWER 100,000 Ante areas adjacent to a negative pressure buffer area should meet ____ class - ANSWER ISO 7 A calibrated particle counter must be used that can detect particles of ____ microns. - ANSWER 0.5 A calibrated particle counter should use a ___ in conjunction to verify performance. - ANSWER zero-filter The volume sampled at each location shall be at least ____ with a minimum sampling time of ____ - ANSWER 2 liters 1 minute. Divide the test zone into grids of equal area. The minimum number of sample locations shall be no less than the _______ of the clean space area in square meters. Sampling should be taken in the direction of the airflow or pointing upward if non-unidirectional. - ANSWER square root USP 797 does not require a range for temperature or humidity but does recommend temperatures below _____ and humidity of ____. - ANSWER 68 F/ 20 C and 35% to 60% BSCs are tested at ___ international and can only be certified by ____ certification professionals. - ANSWER NSF; NSF In addition to the NSF certification process, the BSC must be certified to meet ISO __. - ANSWER 5 True/False: When compounding non-hazardous drugs, USP does not specify conditions for the room isolators are in. - ANSWER True For hazardous drugs, the room with an isolator should be certified to at least ___ ACPH and at least ____" w.c. negative to adjacent rooms and spaces. - ANSWER 12; 0.01 Average airflow velocities are typically set to a range of _____ fpm unless otherwise decided. - ANSWER 80 to 100 Hood air flow readings should be taken in a plane ___ inches from the filter face. - ANSWER 6-12