| Post Name | CSR Technician Grade II/Sterilisation Technician Grade II |
|---|---|
| Department | Medical Education |
| Question Paper Code | 076/2025/OL |
| Category Code | 409/2024 |
| Date of Test | 16 July 2025 |
| Exam Type | Online Examination |
| Total Questions | 100 |
1
The first heart sound is produced by
Answer
B. Closure of AV valves
2
Which law mentions the relationship between systolic contraction and diastolic expansion of the heart?
Answer
A. Frank-Starling's law
3
The transmission of electrical signals from the SA node to the atrial muscles is represented in ECG by
Answer
D. P wave
4
The intensity of brain waves recorded from the scalp ranges from
Answer
C. 0-200 microvolt
5
When "thin wires or needles are placed in the muscle", it is a better method for the measurement of (i) Intramuscular recordings of EMG (ii) Surface recordings of EMG Choose the correct option(s) from (i) and (ii)
Answer
A. Only (i) is correct
6
Resting potential of skeletal muscle fibres is
Answer
C. -80 to -90 millivolt
7
Due to the constriction of the blood vessel, if the blood velocity exceeds a certain limit forming eddies
Answer
A. Laminar flow changes to turbulent flow
8
While using sphygmomanometer, the cuff pressure at which the Korotkoff sound appears and after a while it disappears indicates in order
Answer
B. Systolic pressure and Diastolic pressure
9
Pacemakers with fixed rate of electrical stimulations are working in
Answer
A. Asynchronous mode
10
A cardioverter combines
Answer
A. Cardiac Monitor and Defibrillator
11
Choose the correct option(s) from (i) & (ii) (i) Negative pressure ventilators are never time-cycled (ii) Positive pressure ventilators blow air into the lungs by increasing the pressure in the trachea
Answer
B. Only (ii) is correct
12
In a colorimeter, absorbance depends upon (i) Path length of light (ii) Concentration of the colored solution
Answer
C. Both (i) and (ii) are correct
13
Flame photometer can be used for measuring the concentration of
Answer
C. Both Sodium and Potassium ions
14
Shortwave diathermy commonly used in clinical practice uses the frequency
Answer
D. 27.12 MHz
15
The most important component of an Ultrasound traducer
Answer
C. Piezoelectric crystal
16
All of the following objects may be damaged by a 0.5 Tesla magnet except.
Answer
D. Pen
17
CT number of air
Answer
B. -1000
18
Which filter is used in diagnostic Radiology
Answer
A. Aluminum
19
Which material is used as the film base.
Answer
B. Polyester
20
Most effective way of removing scatter radiation from large Radiographic field.
Answer
C. Grids
21
What is the Color code of 6.8 mega ohm resistor for 5% tolerance (a) Blue, Grey, Green, Gold (b) Blue, Yellow, Green, Brown (c) Grey, Blue, Green, Gold (d) Grey, Yellow, Brown, Green
Answer
A. Only (a)
22
What kind of semiconductor is formed when silicon is doped with phosphorous? (a) N-type (b) P-type (c) Intrinsic (d) Super conducting
Answer
A. Only (a)
23
Admittance is the reciprocal of__________? (a) Resistance (b) Capacitance (c) Impedance (d) Reactance
Answer
C. Only (c)
24
What is the abbreviation of SMPS (a) Simple mode power supply (b) Switched mode power supply (c) Searched mode power supply (d) None of the above
Answer
B. Only (b)
25
Digital multimeter is used for the measuring (a) AC and DC voltages only (b) Resistance (c) Current (d) Impedance
Answer
C. (a), (b) and (c)
26
Which electrolyte is used for lead cells (a) Diluted (b) Concentrated (c) Alkaline (c) None of above
Answer
A. Only (a)
27
Hydrometer is used to determine, which of the following (a) Relative density and specific gravity of liquid (b) Boiling point of water (c) Specific humidity (d) None of the above
Answer
A. Only (a)
28
Why Ethylene oxide gas used for sterlization (a) High temperature sterilization (b) Material incompatibility (c) Effectives organs (d) It disrupts the DNA of living organisms
Answer
D. Only (d)
29
What does NABH stand for? (a) National accreditation Board for hospitals and healthcare providers (b) National atomic board for healthcare (c) National association for biomedical hospitals (d) National accreditation bureau for health
Answer
A. Only (a)
30
What is the primary role of AERB in hospitals____________? (a) To regulate the use of radiation-emitting equipment (b) To provide financial support for hospital infrastructure (c) To train hospital staff in patient care (d) To manage biomedical waste disposal
Answer
A. Only (a)
31
What is TC in a hospital context (a) Terminal care (b) Treatment coordinator (c) Tele consultants (c) All of the above
Answer
D. Only (d)
32
What does PNDT stand for (a) Pre-Natal Diagnostic Techniques (b) Post-Diagnostic Techniques (c) Pre-Natal Disease Treatment (d) Post-Natal Disease Treatment
Answer
A. Only (a)
33
Where the Fermi level located in P-type material in a PN Junction?
Answer
B. Close to the top of valence band
34
What is the PIV requirements of diodes used in bridge rectifier?
Answer
D. V Max
35
What kind of feedback is used to control the gain of an amplifier automatically?
Answer
A. Negative feedback
36
In an Op-Amp non-inverting amplifier the feedback resistor is connected
Answer
B. From Output to Inverting input
37
What is the application of filters in power supply?
Answer
C. Reducing ripples
38
The function of Pin 7 of IC 555 is
Answer
D. Discharge
39
The point obtained by the values of IC and VCE when no signal is applied at the input is known as
Answer
C. Operating point
40
What kind of voltage is required to turn off the ON state NPN transistor in a Bi-stable multivibrator?
Answer
B. Negative pulse
41
Which biological indicator is used as sterilization control in plasma sterilization?
Answer
B. Bacillus stearothermophilus
42
Find out the correct statement / statements regarding ethyl alcohol? (i) It is used as a skin antiseptic (ii) It acts by reducing surface tension (iii) it is commonly used in concentrations of 40-50% in hospital (iv) It is not a sporicidal agent
Answer
D. Only (i) and (iv)
43
Which is the recommended disinfectant used for cleaning the blood spill area in casualty?
Answer
C. Hypochlorite
44
Which of the following disinfectant is used for hand wash?
Answer
D. Chlorhexidine
45
Find the disinfectant used in plasma sterilization?
Answer
D. Hydrogen peroxide
46
Find out the correct statement/statements regarding cleaning of instruments? (i) An ideal cleaning agent is highly emulsifiable, saponifiable, nontoxic and have surfactant like action (ii) Detergents acts by increasing surface tension and killing, bacterial spores (iii) Ultrasonic washer is used to clean the surgical instruments
Answer
C. Only (i) and (iii)
47
Heat labile instruments/devices used in surgical procedures can be best sterilized by?
Answer
D. Ethylene oxide gas sterilization
48
Autoclaving is done at
Answer
C. Steam at 121°C for 15 minutes at 15 lbs pressure
49
What is Semi-Critical Device according to Spaulding classification of medical devices?
Answer
B. Articles/devices that come in contact with mucous membrane or non-intact skin
50
Endoscopes are best sterilized by
Answer
A. 2% Glutaraldehyde
51
All are true about Peracetic acid except?
Answer
D. In combination with hypochlorite, it is used for disinfecting hemodialyzers
52
Find out the wrong statement/statements regarding ventilation in CSSD (Central Sterile Supply Department)? (i) Mechanical or controlled ventilation is recommended (ii) Turbulent air flow and the use of portable fans are allowed in CSSD. (iii) Air pressure - Dirty area of CSSD should be under positive pressure (iv) 20 air changes per hour, supplied through mechanical ventilations is ideal
Answer
B. Only (ii) and (iii)
53
Find out the correct statement/statements regarding disinfectants? (i) Chlorhexidine gluconate is a high level disinfectant (ii) Quarternary ammonium compound is a high level disinfectant (iii) Peracetic acid (0.2%) is a high level disinfectant (iv) Isopropyl alcohol (70-90%) is a high level disinfectant
Answer
D. Only (iii)
54
The operating temperature in an ethylene oxide sterlization during warm cycle is :
Answer
C. 37-63°C
55
Find out the recommended method / methods for the sterilizations of materials contaminated with Prion proteins? I. Autoclaving at 100°C for 25 minutes II. Treatment with 1N NaCl for 25 minutes III. Treatment with 0.5% Sodium hypochlorite for 2 hrs IV. Autoclaving at 134°C for 1-1.5 hrs
Answer
A. Only III and IV
56
All are Sporicidal agents except?
Answer
D. Benzalkonium chloride
57
Respiratory therapy instruments come under which category of Spaulding classification of medical devices?
Answer
A. Semi critical device
58
Bowie-Disk test is :
Answer
B. Type II Chemical indicator
59
Which step of decontamination refers to removal of visible soil, organic and inorganic material from objects and surfaces?
Answer
C. Cleaning
60
All are pre requisites for using ultra sonic cleaner except?
Answer
C. Water temperature should be maintained between 100°C and 150°C
61
What is the purpose of a biological indicator in sterilization process?
Answer
C. Verify the effectiveness of the sterilization process
62
Maximum reuse life of ortho-phthalaldehyde, after activation is
Answer
A. 14 days
63
Which one of the following indicators is also called process indicator?
Answer
A. Type I Chemical indicator
64
All are true about type V chemical indicator except?
Answer
A. It is external pack control indicator
65
Find out the wrong statement/statements regarding automated washer/disinfectors? (i) Sterilize surgical instruments (ii) It works on the principle of impingement-high pressure spray of water and detergent onto the instruments (iii) Helps to monitor temperature and humidity level (v) Pre cleaning of instruments is not necessary before subjecting to automated washer
Answer
B. Only (i) and (iii)
66
The processing area of CSSD consists of
Answer
D. Four bidirectional zones
67
Decontamination sinks used in CSSD must ideally be
Answer
C. Triple sink
68
Quality assurance in CSSD
Answer
A. Prevents defects
69
External pack control is
Answer
C. Type I indicator
70
The chemical indicator measuring all three parameters of sterilization
Answer
B. Type V indicator
71
Biological indicator used for monitoring sterilization process of steam sterilizer is
Answer
B. Spores of Geobacillus stearothermophillus
72
The variables used to measure sterilization process are all except
Answer
D. Volume
73
The temperature maintained in plasma sterilizer is
Answer
D. 37-44°C
74
Following are true while loading the steam sterilizer except
Answer
D. Items need not be dry while loading
75
Following are chemical sterilizers except
Answer
D. Steam sterilizer
76
The type of packing material that can be used for steam. ETO and plasma sterilisation
Answer
C. Non-woven disposable fabrics
77
Just in time is a technique that orginated in Japan and used for
Answer
D. Optimising the outlay on incoming supplies
78
The disadvantage of peel pouch as packaging material is
Answer
A. Integers with air removal and steam penetration
79
The method of sealing pouches which is not acceptable is
Answer
C. Rubber band
80
The packages should be labelled with
Answer
D. all of the above
81
The most common method of verifying the cleaning process.
Answer
A. Visual inspection
82
The temperature and relative humidity range at inspection assembly and packaging area in CSSD.
Answer
A. 18°C to 122°C and 35-70%
83
Following are the properties of non-woven disposable fabrics (i) used for steam, ETO and gas plasma (ii) reusable (iii) flexible and stretchable (iv) poor barrier properties
Answer
B. Only (i) and (iii)
84
Which of the following is not considered an inventory item?
Answer
D. Machinery
85
What is the purpose of a safety stock?
Answer
B. To prevent stockouts due to unexpected demand or delay
86
What does lead time refer to?
Answer
B. The time it takes to receive an order
87
Which of the following is not a component of inventory cost.
Answer
D. Cost of labours
88
Who should perform the task of inspecting surgical instruments in the assembly area.
Answer
D. Trained decontamination specialists and technician
89
What is the primary purpose of the assembly in CSSD?
Answer
A. To inspect surgical instruments for intactness, cleanliness and functionality
90
The packaging material that can be used for ETO sterilizer is
Answer
D. Paper
91
The minimum space requirement for a CSSD department, considered essential for hospitals with more than 300 beds, should be
Answer
A. 8-9 square feet/bed
92
What colour bag should be used to tie infectious linen in the CSSD?
Answer
A. Yellow
93
Which of the following material can't be autoclaved?
Answer
D. Flammable items
94
Which of the following is an example for an automated cleaning machine used in CSSD?
Answer
D. Ultrasonic cleaner
95
Which of the following standards prescribes the sterilization of health care products?
Answer
C. ISO 17665
96
In the CSSD department, the Decontamination/Soiled Zone should be at
Answer
B. Negative air pressure
97
Which of the following can be considered a disadvantage of steam sterilizer?
Answer
D. Potential for burns
98
The temperature inside a typical steam sterilizer will be in the range of
Answer
A. 121°C - 134°C
99
A performance quality testing of a steam sterilizer is used to
Answer
A. Verify effective sterilization in actual use condition
100
Which of the following is not a critical parameter that monitored during washer-disinfector cycle in the CSSD department?
Answer
B. Pressure
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