Chapter 14 Radiology and Diagnostic Imaging Questions With Complete Solutions Radiology - Correct Answers ✅The branch of medicine that deals with the use of radiation and other imaging techniques ( MRI, CT scans) in the diagnostic and treatment of disease Radiologist - Correct Answers ✅A physician who specializes in the diagnosis and treatment of disease using radiation and other imaging techniques Who discovered X-ray? - Correct Answers ✅Whilhelm Konrad Roentgen What is X-ray - Correct Answers ✅High-energy electromagnetic waves that are invisible and have a short wavelength that enables them to penetrate solid material What is function of X ray - Correct Answers ✅_ visualize internal structure and -serve as a diagnostic aid in determining the presence of disease -detecting abnormal conditions associated with skeletal system, fractures -treatment of disease condition such as malignant neoplasm 1 / 3
Chapter 14 Radiology and Diagnostic Imaging Questions With Complete Solutions What are the two ways that radiographs can be taken? - Correct Answers ✅-Conventional film method -Digitally using a computer Radiograph - Correct Answers ✅The permanent record of the picture produced on the radiographic film Why is it important for a patient to prepare properly for a radiographic examination? - Correct Answers ✅If the patient does not prepare properly, the radiograph may be poor quality, and the procedure may need to be rescheduled Radiography - Correct Answers ✅Taking the radiograph based on the differences in density between various body structures to produce shadows of varying intensity on the radiographic film What is the different between bone and flesh density in absorption X-ray? - Correct Answers ✅Bone absorbs more X-ray and does not allow them to reach the radiographic film => which leaves that part on film unexposed and causes white areas to appears on film 2 / 3
Chapter 14 Radiology and Diagnostic Imaging Questions With Complete Solutions Radiolucent - Correct Answers ✅A structure ( lung tissue) permits the passage of X-rays Radiopaque - Correct Answers ✅A structure ( bone) that obstructs the passage of X-ray and causes the image to be cast on the film contrast medium - Correct Answers ✅radiopaque chemical compound that cause the body tissue or organ to absorb more radiation Contrast medium is also known as - Correct Answers ✅Contrast agent When is contrast medium is used - Correct Answers ✅- when the natural densities of two adjacent organs and structure are similar What is the function of a radiopaque contrast medium? - Correct Answers ✅Provides a contrast densities between the tissue and organ and surrounding area => tissue or organs becomes visible and appears white on the processed radiograph
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