When you have completed the quiz, your score will appear here--->
Which is the most common form of medical imaging, using high-energy radiation to penetrate skin and tissues but not bone?
X-ray
Ultrasound
Magnetic Resonance Imaging (MRI)
Positron Emission Tomography (PET)
This is an X-ray of a knee joint.
Why does bone appear white on X-rays?
X-rays are absorbed by bone
X-rays are reflected off bone
X-rays excite the atoms in bone so that they glow white
X-rays cause a chemical reaction in bone that makes it glow white
Which of these imaging techniques use X-rays?
A) Radiography B) Fluoroscopy C) Radiotherapy D) Ultrasound E) Computed Tomography (CT) F) Magnetic Resonance Imaging (MRI) G) Positron Emission Tomography (PET)
A, B, C, and E
D, F and G
C, E and F
All seven techniques use X-rays
Which imaging technique uses sound waves to bounce off tissues and reflect back to a transducer?
Ultrasound
Computed Tomography (CT)
Positron Emission Tomography (PET)
Biophotonics
Which diagnostic image is the result of ultrasound technology?
Echocardiogram
Angiogram
Radiograph
Positron Emission Tomography (PET) scan
What type of medical problem is not usually investigated using nuclear medicine?
Broken bone
Cancer
Blood circulation
Disorders in organs
A middle-aged woman comes into the emergency department complaining of stroke-like symptoms. She has a history of heart problems and high blood pressure, so the physician is concerned that there may be a blood clot blocking one of her carotid arteries, which supplies blood to her brain. Which type of scan would be most helpful in diagnosing her condition?
Fluoroscopy
Positron Emission Tomography (PET)
Ultrasound
Endoscopy
Which diagnostic image is an example of biophotonic technology?
Image D
Image A
Image B
Image C
Magnetic Resonance Imaging (MRI) is a medical imaging technique most commonly used in radiology to visualize the internal structure and function of the body. Which of these statements about MRI indicates a drawback of this technology?
MRI imaging machines can cost between 1 and 3 million dollars and the suites required to house the machines cost up to $500,000 each
MRI is very safe for the patient because it does not use any radiation
MRI can produce multiple two-dimensional images of body structures and three-dimensional reconstructions of them
MRI technology can be used to observe changes in brain activity in living time
A 20 year-old man visits his doctor, worried about his worsening diarrhea, abdominal pain and blood in his stool. The doctor wonders if he may have an inflammatory bowel disease. Which kind of diagnostic imaging technology should the doctor use first to test his theory?
Colonsocopy
MRI three-dimensional reconstruction of his colon
Positron Emission Tomography (PET) scan of his abdominal area