MHMS • 2026 • Paper-IV (Technical Paper - II)
3D-CRT stands for:
A)
Three Diamensional Computed Radiotherapy
B)
Three Diamensional Conformal Radiotherapy
C)
Three Diamensional Controlled Radiotherapy
D)
Three Diamensional Cancer Radiotherapy
Option B is correct: Three Diamensional Conformal Radiotherapy.
MHMS • 2026 • Paper-IV (Technical Paper - II)
According to radiation safety guidelines, shielding must ensure that:
A)
Dose limits are not exceeded
B)
Radiation exposure increases
C)
Machines work faster
D)
Patients receive maximum dose
Option A is correct: Dose limits are not exceeded.
MHMS • 2026 • Paper-IV (Technical Paper - II)
The three basic principles of radiation protection recommended by the International Commission on Radiological Protection are:
A)
Justification, Optimization, Dose Limitation
B)
Imaging, Diagnosis, Treatment
C)
Time, Distance, Speed
D)
Measurement, Calculation, Therapy
Option A is correct: Justification, Optimization, Dose Limitation.
MHMS • 2026 • Paper-IV (Technical Paper - II)
According to radiation safety, exposure to radiation is:
A)
Directly proportional to time
B)
Inversely proportional to time
C)
Independent of time
D)
Always constant
Option A is correct: Directly proportional to time.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Pyriform fossa is part of the:
A)
Oropharynx
B)
Hypopharynx
C)
Nasopharynx
D)
Larynx
Option B is correct: Hypopharynx.
MHMS • 2026 • Paper-IV (Technical Paper - II)
A radiotherapy technologist may face legal action if:
A)
They perform duties responsibly
B)
They cause harm due to negligence
C)
They follow safety procedures
D)
They maintain records
Option A is correct: They perform duties responsibly.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Treatment time in Telecobalt therapy mainly depends on:
A)
Prescribed dose
B)
Dose rate of the machine
C)
Field size and depth factors
D)
All of the above
Option B is correct: Dose rate of the machine.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Occupancy factor is important because:
A)
People may stay in adjacent areas
B)
Radiation intensity changes
C)
Machines produce more radiation
D)
Patients require longer treatment
Option B is correct: Radiation intensity changes.
MHMS • 2026 • Paper-IV (Technical Paper - II)
During radiotherapy treatment, the technologist should:
A)
Leave the patient unattended without monitoring
B)
Monitor the patient through camera and intercom
C)
Stay inside the treatment room
D)
Turn off machines
Option B is correct: Monitor the patient through camera and intercom.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Histopathologic classification of tumors is primarily based on:
A)
Tumor size
B)
Cell of origin and microscopic appearance
C)
Patient age
D)
Radiation sensitivity
Option C is correct: Patient age.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Empathy in patient care means:
A)
Ignoring patient emotions
B)
Understanding and sharing patient feelings
C)
Doing the procedure quickly without explaining
D)
Avoiding conversation
Option B is correct: Understanding and sharing patient feelings.
MHMS • 2026 • Paper-IV (Technical Paper - II)
IMRT helps to:
A)
Increase radiation exposure to normal tissue
B)
Reduce dose to surrounding healthy organs
C)
Avoid radiation treatment
D)
Increase patient movement
Option B is correct: Reduce dose to surrounding healthy organs.
MHMS • 2026 • Paper-IV (Technical Paper - II)
The part of the cell that controls all cellular activities is:
A)
Cytoplasm
B)
Nucleus
C)
Ribosome
D)
Mitochondria
Option B is correct: Nucleus.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Which of the following radicals is commonly produced in radiolysis of water?
A)
Hydroxyl radical
B)
Sodium radical
C)
Calcium radical
D)
Iron radical
Option A is correct: Hydroxyl radical.
MHMS • 2026 • Paper-IV (Technical Paper - II)
The first step in cancer management is usually:
A)
Radiotherapy
B)
Chemotherapy
C)
Diagnosis and staging
D)
Palliative care
Option B is correct: Chemotherapy.
MHMS • 2026 • Paper-IV (Technical Paper - II)
The main cause of cervical cancer is infection with:
A)
HPV
B)
EBV
C)
HIV
D)
Hepatitis virus
Option A is correct: HPV.
MHMS • 2026 • Paper-IV (Technical Paper - II)
The main treatment for leukemia is:
A)
Chemotherapy
B)
Radiotherapy
C)
Bone marrow transplant
D)
All of the above
Option D is correct: All of the above.
MHMS • 2026 • Paper-IV (Technical Paper - II)
The most common malignant eye tumor in children is:
A)
Melanoma
B)
Retinoblastoma
C)
Glioma
D)
Lymphoma
Option B is correct: Retinoblastoma.
MHMS • 2026 • Paper-IV (Technical Paper - II)
The most common histological type of oropharyngeal cancer is:
A)
Adenocarcinoma
B)
Squamous cell carcinoma
C)
Sarcoma
D)
Lymphoma
Option B is correct: Squamous cell carcinoma.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Tumors originating from nerve sheath cells are:
A)
Schwannomas
B)
Adenomas
C)
Sarcomas
D)
Osteomas
Option A is correct: Schwannomas.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Ethical responsibility means:
A)
Following moral principles in professional practice
B)
Only following doctors’ orders without question
C)
Breaking hospital rules
D)
Sharing patient information freely for research
Option A is correct: Following moral principles in professional practice.
MHMS • 2026 • Paper-IV (Technical Paper - II)
GTV (Gross Tumor Volume) refers to:
A)
Microscopic tumor spread
B)
Visible or palpable tumor mass
C)
Normal tissue around tumor
D)
Organ motion area
Option B is correct: Visible or palpable tumor mass.
MHMS • 2026 • Paper-IV (Technical Paper - II)
According to the Law of Bergonié and Tribondeau, cells are more radiosensitive if they:
A)
are highly differentiated
B)
divide rapidly
C)
are mature
D)
are large
Option B is correct: divide rapidly.
MHMS • 2026 • Paper-IV (Technical Paper - II)
Which machine requires stronger shielding due to higher energy photons?
A)
Diagnostic X-ray
B)
Telecobalt unit
C)
Linear accelerator
D)
Ultrasound
Option D is correct: Ultrasound.
MHMS • 2026 • Paper-IV (Technical Paper - II)
A static wedge is:
A)
A motorized moving wedge
B)
A fixed metal wedge placed in the beam
C)
A computer-generated wedge
D)
A bolus material
Option B is correct: A fixed metal wedge placed in the beam.
