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CBET (Jennifer) > TEST QUESTIONS > Flashcards

TEST QUESTIONS Flashcards

1
Q

If lead III is the only lead selection that is operating properly and lead I and II are not, which electrode is having an issue?
1) LA
2) RA
3) RL
4) LL

A

2) RA

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2
Q

If two sinusoidal waves are 90 degrees out of phase, while one is high the other is?
1) 180
2) 90
3) 0
4) 360

A

3) 0

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3
Q

What happens during the T phase?
1) Atrium depolarize
2) Ventricles repolarize
3) Atrium repolarize
4) Ventricles depolarize

A

2) Ventricles repolarize

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4
Q

What created HIPAA?
1)
2)
3)
4) Department of Health and Human Services

A

4) Department of Health and Human Services

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5
Q

What is the pressure for an oxygen wall outlet?
1) 50 psi
2) 60 psi
3) 40 psi
4) 120 psi

A

50 psi

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6
Q

Which Op-Amp has a capacitor in the feedback loop?
1) Integrator
2)
3)

A

Integrator

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7
Q

Who has enforced a time limit for exposure to formaldehyde?
1)
2)
3)
4)

A

OSHA

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8
Q

The FDA requires a report to be filed within 10 days in the event of what?

A

Medical device failure that causes patient injury

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9
Q

What reduces the spread of airborne pathogens?

A

Negative Pressure Room

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10
Q

Hemoglobin’s primary job is to carry?

A

Gases

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11
Q

What is Cardiac Output?

A

Amount of blood pumped in 1 minute

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12
Q

What safety procedures should be followed with the use of a laser?

A

A laser sign w/type of laser posted exterior to the room

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13
Q

Soda Lime is used for what?

A

To absorb CO2

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14
Q

What are the first sounds that are heard when measuring NIBP?

A

Korotkoff Sounds when systolic pressure exceeds cuff pressure

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15
Q

The best protection from radiation is what?

A

Shielding, Distance, and Time

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16
Q

What are the characteristics of the ESU COAG function?

A

High Voltage (Crest) 6% On / 94% Off

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17
Q

What blood type is universal donor?

A

O-

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18
Q

Bile produced by the liver is stored where?

A

Gallbladder

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19
Q

What are the spaces between neurons called?

A

Synapse

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20
Q

What is an advantage of MRI over X-ray?

A

Does not emit radiation
Produces 3D images
Soft tissue diagnoses (soft tissue is more detailed)

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21
Q

If a work simulator in sports medicine measures 25 microamps of leakage current, which is the appropriate action?

A

Take no further action

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22
Q

What fire extinguisher is used to put out an electrical fire?

1) Water
2) Foam
3) Dry Chemical
4) CO2

A

Class C/ CO2

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23
Q

If a water cooled dye laser shuts itself off in the middle of demoplasty, what is the most likely cause?

A

Water flow to the laser was interrupted or flow is low

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24
Q

If physicians and nurses are complaining of headaches in a particular OR suite, what is the most likely cause?

A

Scavenger system is malfunctioning

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25
An intermittent pulse oximeter reading is most likely caused by?
Placing the finger probe on the same limb as the NIBP cuff
26
The proper load for testing a defib is?
50 ohms
27
The most important function of an infant incubator is to?
Maintain a thermoneutral environment
28
What device is most useful when measuring AC without breaking the circuit?
Clamp-on ammeter
29
A maternal fetal monitor is designed to monitor what?
Maternal ECG, fetal heart rate, and uterine pressure
30
What determines the frequency of preventative maintenance inspections?
Medical Equipment Management Plan
31
Apnea indicates problems with?
Breathing
32
What is phacoemulsification used to treat?
Cataracts
33
What is the Coronal Plane?
Divides the body into front and back
34
What does the line on a zenner diode signify?
Cathode
35
What is the most likely cause of a defib not discharging?
Only one button was depressed on the paddles
36
What is the first thing to check on an ESU that will not activate?
Return electrode
37
A plasma sterilizer works by exciting?
Ethylene oxide
38
After sterilization a scope is brought to you with the outer layer peeling and bubbling. What is the most likely cause?
The cleaning solutions are not compatible with the scope
39
What part of the inner ear produces and sends electrical signals to the brain?
Auditory ossicles
40
What measures the ST segment?
ECG
41
What is happening during the T Wave?
Repolarization of the ventricles
42
What is the advantage of MRI over other imaging techniques?
Better imaging of soft tissue
43
A photometer is used for measuring?
Light intensity
44
A densitometer is used for?
Measuring the density of film
45
How does a colorimeter work?
Measuring the absorption of various frequencies of light
46
Where is a spectrophotometer used?
Microbiology
47
During a liquid fire what class fire extinguisher should be used?
B
48
While testing a resistor you read zero ohms, what is the next step?
Desolder one side and remove from the board and test again
49
What refers to an abnormally low red blood cell count?
Anemia
50
Jaundice is typically treated using?
Bilirubin light treatment
51
A GFCI is designed to trip when 6ma is measured between what?
Hot and neutral
52
With two sinusoidal waves 90 degrees out of phase when one is high the other will be at?
Zero
53
A negative pressure room is used to?
Prevent the spread of airborne pathogens
54
During morning rounds; a bmet finds a sequential compression device with a torn tag with a question mark. What is the most appropriate thing to do?
Verify proper operation
55
A mechanical interlock on an IV is used to prevent what?
Free flow
56
What kind of radiation is produced by the body during a nuclear medicine study?
Gamma
57
A BMET confirms that an intra aortic balloon pump will not trigger from a bedside monitor due to the size of the ECG waveform. Which is the most appropriate action?
Use the pressure waveform to synchronize
58
An ESU with a high crest factor reflects the ability to do what?
Coag
59
A BMET confirms that an intra-aortic balloon pump will not trigger from a bedside monitor due to the size of the ECG signal. What is the most appropriate suggestion?
Use pressure waveform to synchronize
60
Fires involving flammable liquids should only be fought with what type of fire extinguisher?
Class B
61
What is the non-inductive resistance to be used as a load when measuring the output of a defibrillator?
50 ohms
62
If a technician notices a critical level alarm on the central station while performing a maintenance check on a device, the technician should?
Alert the unit coordinator/nurse
63
What laboratory department uses a microtome?
Histology
64
What is the most appropriate internal step if the pulmonary function analyzer displays a flow error message?
Ask the operator to demonstrate their actions
65
What is the organ of the hepatopancreatic system?
Liver
66
During laparoscopic abdominal procedures, what gas is used to enlarge the working space for the surgeon?
Carbon dioxide
67
Centrifuge will power up and turn by hand, brushes are fine but unit will not spin. What is wrong?
Door interlock is broken
68
How does a spectrophotometer work?
It measures the absorption of light of various wavelengths by a sample of a substance. By determining the light absorption characteristics of the sample, a determination can be made about what is in the sample.
69
A BMET is asked to repair a tabletop centrifuge. During the last PM, the rpm reading was recorded as 3000 rpm, but it is now possible to get only 1200 rpm. What is the most likely cause?
Severely worn brushes
70
When taking a manual blood pressure, the last Korotkoff sound is indicative of what?
Diastolic pressure
71
What device is most useful in determining the relationship between AC and DC voltages?
Oscilloscope
72
What is a unit of measurement for inductance?
Henry
73
The laboratory reports that a water bath is not heating, but the power indicator light on. What is the most likely problem?
Insufficient water level
74
What measures frequencies of light?
Spectrometer
75
If the BIOS information is lost each time a PC is turned off for the night, what is most likely the problem?
BIOS battery is bad
76
What command is used to determine whether inter-VLAN communication is functioning?
Ping
77
What is a sequential compression device?
A device designed to limit the development of deep vein thrombosis by using an intermittent pressure sleeve
78
What is the purpose of Joint Commission?
They establish standards of operation for healthcare facilities
79
What is middleware?
Software that connects the two otherwise separate applications
80
A negative pressure ventilation system is designed to…
Minimize the spread of airborne contaminates
81
Pitting on defibrillator paddles can cause?
Burns to the patient
82
What best describes a nebulizer?
Atomizes a liquid
83
How does an ultrasound receive energy back from the tissue?
Low energy reflected pulse
84
Where is oxygen exchanged with carbon dioxide in the lungs?
Alveoli
85
To assure the accuracy of the electrical leakage test for portable equipment the device must?
Have all grounds intact
86
What tools are used for O2 enriched environment?
No grease or oil on tools, non-sparking
87
What is an acceptable pressure of oxygen available at the wall outlet in a patient room?
50 psi
88
During a laparoscopic carbon dioxide laser case, a technician should?
Wear safety glasses
89
What lab function uses spectrophotometry?
Chemistry
90
What is the most likely cause of low returned tidal volume when a ventilator is attached to a patient?
Leak in patient circuit
91
On a telemetry transmitter lead I is the only lead configuration that will display properly. What is the most likely cause?
LL lead wire is defective
92
What do you check if the staff is complaining of headaches in the operating room?
Scavenger system
93
If a structure is proximal to the elbow, it is towards the…
Shoulder
94
If the NIBP cuff continuously attempts to pump, what is the most likely cause?
Leaky cuff or hose (patient circuit)
95
What do you do to a piece of lab equipment that is measuring 23 micro amps of leakage current?
Normal operation
96
Which of the following results from formation of blood clots?
Thrombosis
97
A surgical video tower has an image on its display, but the slave monitor is blank. The cable is hooked up through the printer. What is the most likely source of the problem?
Printer is in menu mode
98
OSHA has established a maximum limit exposure to which chemical?
Formaldehyde
99
Water cooled dye laser stopped working mid procedure, what went wrong?
Water flow insufficient
100
A pneumotachometer is used to measure the…
Respiratory flow rate
101
What best describes the function of villi?
Absorb nutrients
102
PCA pump operated fine for an hour, but patient couldn’t deliver dose. What is wrong?
Patient already received allotted dose
103
What is the relationship between inductive reactance and frequency?
Directly proportional
104
Describe the feedback leg on Inverting vs. Non-Inverting Op-Amps
Inverting comes off of (-) leg Non-Inverting comes off of (+) leg

CBET (Jennifer) (7 decks)

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