Biology ยท Physics

Diagnostic Imaging

1,100 Questions

Diagnostic imaging involves various techniques used to look inside the human body for diagnosis and treatment. This covers technologies like computed tomography, ultrasound, and magnetic resonance imaging. These questions often appear in general science and general awareness examinations.

Medical imaging technologiesRadiation therapyDiagnostic proceduresNon-destructive testing

Diagnostic Imaging Questions

Multiple choice

Which of the following is a reproductive health technology?

  1. Ultrasound

  2. Magnetic resonance imaging (MRI)

  3. Computed tomography (CT) scan

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All of the options listed are reproductive health technologies.

Multiple choice

Which of the following is NOT a type of reproductive health technology?

  1. Laparoscopy

  2. Hysteroscopy

  3. Colposcopy

  4. Mammography
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Mammography is not a reproductive health technology, but rather a breast cancer screening tool.

Multiple choice

What is the most effective treatment for liver cancer?

  1. Surgery

  2. Radiation therapy

  3. Chemotherapy

  4. Targeted therapy
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Surgery is the most effective treatment for liver cancer.

Multiple choice

How are nasal polyps diagnosed?

  1. Physical examination of the nose

  2. Nasal endoscopy

  3. CT scan of the sinuses

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Nasal polyps are diagnosed through a physical examination of the nose, nasal endoscopy, and a CT scan of the sinuses.

Multiple choice

How is Otitis Media diagnosed?

  1. Physical examination

  2. Otoscopy

  3. Tympanometry

  4. Audiometry

  5. All of the above
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

Otitis Media is diagnosed based on a physical examination, otoscopy (examination of the ear canal and eardrum), tympanometry (measurement of the movement of the eardrum), and audiometry (measurement of hearing).

Multiple choice

How are fibroids diagnosed?

  1. Pelvic exam

  2. Ultrasound

  3. MRI

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Fibroids can be diagnosed through a pelvic exam, ultrasound, MRI, or a combination of these tests.

Multiple choice

Which of the following is NOT a type of medical technology?

  1. Electronic health records

  2. Medical imaging devices

  3. Surgical robots

  4. Stethoscopes
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Stethoscopes are not considered medical technology in the same way that electronic health records, medical imaging devices, and surgical robots are.

Multiple choice

Which of the following is a common method for inspecting aircraft structures for cracks and defects?

  1. Ultrasonic testing

  2. Radiographic testing

  3. Eddy current testing

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Ultrasonic testing, radiographic testing, and eddy current testing are all common methods used to inspect aircraft structures for cracks and defects.

Multiple choice

Which imaging technique utilizes magnetic fields and radio waves to produce detailed images of internal body structures?

  1. X-ray

  2. Ultrasound

  3. Magnetic Resonance Imaging (MRI)

  4. Computed Tomography (CT) scan
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

MRI employs magnetic fields and radio waves to generate cross-sectional images of organs and tissues, providing intricate anatomical and physiological details.

Multiple choice

Which diagnostic technique involves the introduction of a small camera into the body through a natural orifice or incision?

  1. Biopsy

  2. Endoscopy

  3. X-ray

  4. Ultrasound
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Endoscopy allows visualization of the internal organs and tissues using a small camera attached to a flexible tube inserted into the body.

Multiple choice

Which treatment modality utilizes high-energy radiation to target and destroy cancerous cells?

  1. Chemotherapy

  2. Radiation therapy

  3. Surgery

  4. Immunotherapy
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Radiation therapy employs high-energy radiation to precisely target and eliminate cancerous cells while minimizing harm to surrounding healthy tissues.

Multiple choice

What is the term for the surgical removal of a diseased or damaged organ or tissue?

  1. Biopsy

  2. Excision

  3. Debridement

  4. Ligation
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Excision involves the surgical removal of a diseased or damaged organ or tissue to prevent further complications or spread of the disease.

Multiple choice

Which treatment modality involves the use of heat to destroy cancerous tissues?

  1. Cryotherapy

  2. Hyperthermia

  3. Radiofrequency ablation

  4. Microwave ablation
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Hyperthermia utilizes heat to destroy cancerous tissues by raising their temperature above a critical threshold, causing cell death.

Multiple choice

What is the term for the surgical removal of a portion of an organ or tissue to treat a disease or condition?

  1. Biopsy

  2. Excision

  3. Resection

  4. Debridement
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Resection involves the surgical removal of a portion of an organ or tissue to eliminate diseased or damaged tissue and restore normal function.

Multiple choice

What is the term for the use of cold temperatures to destroy cancerous tissues?

  1. Cryotherapy

  2. Hyperthermia

  3. Radiofrequency ablation

  4. Microwave ablation
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Cryotherapy utilizes extremely low temperatures to freeze and destroy cancerous tissues, causing cell death.