Diathermy MCQs : This section focuses on the "Diathermy". These Multiple Choice Questions (MCQs) should be practiced to improve the Diathermy skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
For what all purposes is diathermy principal used?
A. Surgical and Therapeutic
B. Therapeutic and Diagnostic
C. Diagnostic and surgical
D. Diagnostic and rehabilitative
If the half life is found to be 100 msec, what is the decay constant?
A. 693 per second
B. 24948 per hour
C. 0.1155 per minute
D. 59875.2 per day
The types of therapeutic diathermy machines that exist are ___________
A. Short wave, micro wave and ultrasound
B. Short wave, ultrasound and cold compress
C. Cold compress, microwave and electrical impulse
D. Electrical impulse, microwave and ultrasound
With what energy must the radiation be given to image a bone of thickness 5 cm which has covering of skin of thickness of 2 cm on the both sides and the emerging intensity of the X – Ray is 200MeV. (impedance for bone = b for skin = s )
B. 200e(4s + 5b)
What precaution is used in diathermy?
A. the patient is made to lie on a soft pillow
B. pads are used for grounding and completing the circuit
C. the patient is made to drink a large number of fluids
D. wooden blocks are used for grounding
In heat wave diathermy, the maximum power given out is 500 W and the maximum voltage possible is 4000V. Thus, what is the highest resistance that heat wave diathermy machine can deal with?
A. 3.2 K ohm
B. 32 K ohm
C. 320 K ohm
D. 3200 K ohm
What is the relation between 1 Rad, 1 Rem and 1 R?
A. 1 Rad ≈ 1.5 Rem ≈ 1000 R
B. 1 Rad ≈ 10 Rem ≈ 1.8 R
C. 1 Rad ≈ 1 Rem ≈ 1 R
D. 1 Rad ≈ 10 Rem ≈ 100 R
What surgical functions are performed by the diathermy machine?
A. cutting, coagulation, fulguration
B. cutting, fulguration
C. cutting, coagulation
D. coagulation, fulguration
Which of the following is used to measure the biological damage caused by radiation?
What is the frequency range of the sound used for ultrasound diathermy?
A. 0.1 – 0.7 MHz
B. 0.7 – 3.3 MHz
C. 3.3 – 5 MHz
D. 5 – 15 MHz
Beyond what dose is the cerebral system shows signs of failure?
A. 25 – 200 rad
B. 200 – 600 rad
C. 600 – 1000 rad
D. > 1000 rad
In a hypothetical radioactive material, the total number of active photons are 20000 and the decay constant is found out to be 4.916 X 10-17 per second. How much of the material will be left in a 100 years? (1 year = 365 days. Leap year is not assumed in the calculations)
The two known units of radioactivity and the relation between the two are _______
A. Curie and Becquerel 1 Ci = 3.7 x 1010 Bq
B. Curie and Becquerel 1 Bq = 3.7 x 1010 Ci
C. Curie and Roentgens 1 Ci = 1000 R
D. Roentgen and Becquerel 1 R = 1000 Bq