Welcome to the Biological And Medical Uses Of Radiation MDCAT MCQs with Answers. In this post, we have shared Biological And Medical Uses Of Radiation Multiple Choice Questions and Answers for PMC MDCAT 2024. Each question in MDCAT Physics offers a chance to enhance your knowledge regarding Biological And Medical Uses Of Radiation MCQs in this MDCAT Online Test.
Biological And Medical Uses Of Radiation MDCAT MCQs Test Preparations
Which type of radiation is commonly used in cancer radiotherapy?
a) Alpha particles
b) Beta particles
c) Gamma rays
d) Neutron rays
What is the primary use of X-rays in medicine?
a) Radiation therapy
b) Diagnostic imaging
c) Sterilization
d) Cancer treatment
Which isotope is commonly used in PET scans?
a) Cobalt-60
b) Iodine-131
c) Fluorine-18
d) Technetium-99m
Which type of radiation is used for treating thyroid cancer?
a) Alpha particles
b) Beta particles
c) Gamma rays
d) X-rays
Which medical imaging technique uses radioisotopes for functional imaging?
a) MRI
b) CT scan
c) PET scan
d) Ultrasound
What is the use of cobalt-60 in medicine?
a) Diagnostic imaging
b) Radiotherapy
c) Sterilization
d) Tracer studies
Which radiation therapy technique uses beams of protons?
a) Proton therapy
b) Gamma knife surgery
c) Brachytherapy
d) External beam radiotherapy
What is the primary use of radioiodine (I-131) in medicine?
a) Cancer treatment
b) Diagnostic imaging
c) Thyroid function tests
d) Bone scans
Which radiation type is used to sterilize medical equipment?
a) Gamma rays
b) Alpha particles
c) Beta particles
d) Neutron rays
Which imaging technique uses radioactive tracers to examine the function of organs?
a) MRI
b) CT scan
c) Ultrasound
d) PET scan
What is the role of technetium-99m in diagnostic imaging?
a) Treating cancers
b) Bone scans
c) Thyroid function tests
d) Sterilizing equipment
Which radiation therapy involves placing a radioactive source inside or very close to the tumor?
a) External beam radiotherapy
b) Brachytherapy
c) Proton therapy
d) Gamma knife surgery
Which medical imaging technique uses electromagnetic waves to produce detailed images of internal organs?
a) X-ray
b) MRI
c) PET scan
d) Ultrasound
Which type of radiation is commonly used in mammography?
a) Gamma rays
b) Beta particles
c) X-rays
d) Alpha particles
What is the main use of iodine-125 in medicine?
a) Cancer treatment
b) Diagnostic imaging
c) Brachytherapy
d) Thyroid imaging
Which imaging technique is used to assess blood flow and metabolic activity?
a) X-ray
b) CT scan
c) PET scan
d) MRI
What is the purpose of using radiation therapy for palliation?
a) Cure cancer
b) Reduce symptoms and improve quality of life
c) Diagnose cancer
d) Prevent cancer
Which radioisotope is used in thyroid scans?
a) Fluorine-18
b) Iodine-123
c) Technetium-99m
d) Cobalt-60
What is the main advantage of using gamma knife surgery?
a) It is non-invasive
b) It requires general anesthesia
c) It is used for deep tissue imaging
d) It involves radiation therapy
Which type of imaging uses sound waves to create images of internal organs?
a) CT scan
b) MRI
c) Ultrasound
d) X-ray
What type of radiation is used in external beam radiotherapy?
a) Alpha particles
b) Beta particles
c) Gamma rays
d) Neutron rays
What is the primary medical use of radon therapy?
a) Cancer treatment
b) Pain relief in arthritis
c) Diagnostic imaging
d) Sterilization
Which imaging technique is best for visualizing soft tissues?
a) X-ray
b) MRI
c) Ultrasound
d) CT scan
Which type of radiation is used in brachytherapy for prostate cancer?
a) Alpha particles
b) Beta particles
c) Gamma rays
d) X-rays
What is the medical use of strontium-89?
a) Diagnostic imaging
b) Pain relief in bone cancer
c) Sterilization
d) Thyroid imaging
Which isotope is used for liver scans?
a) Iodine-131
b) Technetium-99m
c) Fluorine-18
d) Cobalt-60
What is the main benefit of using PET scans over traditional imaging techniques?
a) Higher resolution
b) Functional imaging of metabolic processes
c) Non-invasive
d) Lower radiation dose
Which type of radiation is used in intraoperative radiotherapy?
a) Alpha particles
b) Beta particles
c) Gamma rays
d) X-rays
What is the use of barium sulfate in medical imaging?
a) As a contrast agent for X-rays
b) As a therapeutic agent
c) For sterilization
d) In PET scans
Which radioisotope is used to monitor kidney function?
a) Iodine-131
b) Technetium-99m
c) Cobalt-60
d) Fluorine-18
What is the primary use of radiation therapy in cancer treatment?
a) To diagnose cancer
b) To kill cancer cells
c) To reduce tumor size
d) To enhance cell growth
Which imaging technique is used to assess bone density?
a) MRI
b) CT scan
c) Ultrasound
d) X-ray
Which isotope is commonly used for thyroid imaging?
a) Fluorine-18
b) Iodine-123
c) Technetium-99m
d) Strontium-89
What is the role of radioactive tracers in diagnostic medicine?
a) Treat cancer
b) Track the movement of substances in the body
c) Sterilize equipment
d) Enhance imaging resolution
Which type of radiation is used in Gamma Knife surgery?
a) Alpha particles
b) Beta particles
c) Gamma rays
d) Neutron rays
What is the medical application of radiotherapy for palliation?
a) Cure the disease
b) Prevent future complications
c) Relieve symptoms and manage pain
d) Enhance treatment efficacy
Which radioisotope is used for imaging bone metastases?
a) Iodine-131
b) Technetium-99m
c) Fluorine-18
d) Cobalt-60
Which imaging technique is used to evaluate soft tissue injuries?
a) X-ray
b) MRI
c) PET scan
d) Ultrasound
What is the primary purpose of using radon in therapy?
a) Diagnostic imaging
b) Pain relief in arthritis
c) Cancer treatment
d) Sterilization
Which type of radiation is used in a cyclotron for medical treatments?
a) Alpha particles
b) Beta particles
c) Gamma rays
d) Protons
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