Question 1

Board-certified radiologists can be a medical doctor (MD)or a doctor of osteopathy (DO).To become a board-certified radiologist following medical school,these physicians must complete a

Accepted Answer

After completing medical school, aspiring radiologists must go through a residency program to become board-certified. This residency typically lasts four years and includes hands-on training in radiology. A master's or doctoral degree is not required specifically for radiology, and a baccalaureate degree is typically earned during undergraduate education prior to medical school.

Question 2

The health occupation that deals with the management of patient medical records and medical coding is

Accepted Answer

Health information services deals specifically with the management of patient medical records and medical coding. The other options listed do not involve this particular aspect of healthcare.

Question 3

In the diagnosis of patient disease states,physicians can select from an array of medical diagnostic modalities.Some of these involve the use of ionizing energy to create a medical image.If a physician is concerned about the use of ionizing radiation,he or she may choose to order any of the following diagnostic modalities except

Accepted Answer

Radiography involves the use of ionizing radiation to create images, unlike thermograms, medical sonography, and magnetic resonance imaging (MRI), which do not use ionizing radiation.

Question 4

The Greek physician Hippocrates is regarded as the father of Western medicine.All of the following choices represent his medical beliefs except the

Accepted Answer

Hippocrates believed in using natural methods for healing and emphasized the importance of observing a patient's physical symptoms, diet, and environment. However, he did not believe in the medical value of sorcery or witchcraft, which was a common belief in his time.

Question 5

The use of X-rays to create a medical image on patients is referred to as

Accepted Answer

Radiography specifically refers to the use of X-rays to create a medical image.

Question 6

The distinction between a technologist and a technician can be confusing to the general public,when related to medical personnel.A key difference between the two involves education.A technologist typically

Accepted Answer

A technologist has a higher level of education and is responsible for higher-level problem-solving tasks, while a technician typically has a lower level of education and performs more routine tasks under the supervision of a technologist, nurse or physician. Therefore, option B is correct. Option A is incorrect because a technologist does not just follow orders but has technical and analytical skills. Option C is incorrect because a technologist can work under the supervision of a physician, but not necessarily another health care provider. Option D is incorrect because a technician typically works under the direction of a technologist, not the other way around.

Question 7

Particular care must be taken when using radiation for medical imaging.This is the result of radiation's ability to create __________ in human tissue and possible biochemical changes.

Accepted Answer

Radiation's ability to create ionizations in human tissue can lead to cellular damage and mutations, which can increase the risk of cancer and other health problems. Biochemical changes can also affect cell function and cause tissue damage. Therefore, particular care must be taken when using radiation for medical imaging.

Question 8

A physician who specializes in the interpretation of medical images is known as a

Accepted Answer

A radiologist is a physician specializing in the interpretation of medical images, such as X-rays, MRIs, and CT scans. A radiographer is a technologist who performs imaging procedures. A radiologic technologist and radiologist assistant may also be involved in imaging procedures, but they do not have the same level of training and expertise in image interpretation as a radiologist.

Question 9

The medical imaging specialty of _______ uses radiopharmaceuticals and gamma radiation in the production of medical images for patient diagnosis.

Accepted Answer

The use of radiopharmaceuticals and gamma radiation is a defining characteristic of nuclear medicine. Radiation oncology uses radiation therapy to treat cancer, MRI uses magnetic fields and radio waves to produce images, and sonography uses high frequency sound waves.

Question 10

Throughout the history of medicine,remarkable achievements have been recorded.These events have led to our current understanding of the human organism and disease.As this research continues,much of it will most likely focus on

Accepted Answer

The focus on human genes and genetic engineering represents a forward-looking area of research in medicine, reflecting the current trend towards personalized medicine and the use of genetic information to prevent, diagnose, and treat diseases more effectively.

Question 11

A valuable X-ray procedure used to diagnose a myocardial infarction is

Accepted Answer

Coronary arteriography is a valuable X-ray procedure used to diagnose a myocardial infarction. It involves injecting a contrast material into the coronary arteries and taking X-ray images to help visualize any blockages or narrowing in the arteries that supply blood to the heart muscle. This procedure can help identify the location and severity of a heart attack and guide treatment decisions. Mammography is used to detect breast cancer, myelography is used to diagnose spinal cord issues, and arthrography is used to diagnose joint problems.

Question 12

The education of radiographers involves the commitment and dedication of many people.All of the following may be directly involved with and responsible for your education as a radiographer except the

Accepted Answer

While a medical equipment applications specialist may be involved with the purchase, maintenance and troubleshooting of radiology equipment, they would not be directly responsible for the education of radiographers. The other options listed, such as the program director, clinical coordinator or clinical instructor, and didactic faculty member, are all directly involved with and responsible for the education of radiographers.

Question 13

Wilhelm C.Roentgen's discovery of "the X-ray" is regarded as one of medicine's most significant achievements.Although his discovery was accidental,his early research was so thorough that no significant findings have been added to his original theories.This in itself is a true tribute to the brilliance of Roentgen as a scientist.One of the most famous early images he created was an X-ray image of his

Accepted Answer

One of the most famous early images created by Wilhelm Roentgen using X-rays was of his wife's hand, showcasing the bones and her wedding ring, demonstrating the ability of X-rays to see through soft tissue to the denser materials beneath.

Question 14

A class of health care workers who specialize in carrying out treatments designed to improve a patient's health condition and quality of life and who likely possess a 2- or 4-year degree are known as

Accepted Answer

Technicians typically have a certificate or diploma, while technologists possess a 4-year degree or higher. Practitioners are licensed medical professionals, such as doctors, nurses, or physician assistants. Therapists, on the other hand, specialize in performing treatments that help improve a patient's health and quality of life. They typically possess a 2- or 4-year degree, such as a Bachelor's or Master's degree in their field of expertise.

Question 15

To study the blood vessels of the brain,kidneys,liver,and other organs,contrast material is administered into these vessels by using

Accepted Answer

Contrast material is administered into blood vessels by catheters for diagnostic imaging purposes. Stents and balloons are used for different treatments of blood vessel conditions, not for administering contrast material.

Question 16

The current medical standard for measuring bone health,with a high degree of accuracy,is

Accepted Answer

DEXA (dual-energy x-ray absorptiometry) studies of the hip and lower spine are the current medical standard for measuring bone health with a high degree of accuracy. This specialized x-ray measures bone mineral density and is highly effective in diagnosing osteoporosis and predicting the risk of fractures. Radiographs of the chest and nuclear scans of the bones are not specific to bone health and sonography of the heel is not as accurate as DEXA.

Question 17

Many medical professions have developed "practice standards" to ensure optimum performance of their members.The radiography "practice standards" are developed and maintained by the

Accepted Answer

The American Society of Radiologic Technologists (ASRT) is primarily responsible for the development and maintenance of radiography practice standards. The American College of Radiology (ACR) focuses more on clinical practice guidelines and the accreditation of imaging facilities. The American Registry of Radiologic Technologists (ARRT) is a professional certification organization that sets standards for certification and registration, but not necessarily practice standards. The Food and Drug Administration (FDA) is a regulatory agency that ensures the safety and effectiveness of medical devices and drugs, but does not develop specific practice standards for radiography.

Question 18

All of the following are true of the diagnostic procedure of mammography except

Accepted Answer

Mammography cannot be performed using a general radiographic machine. It requires a specialized mammography machine that uses lower doses of radiation and is designed to compress the breast tissue for optimal imaging.

Question 19

Radiologic science continues to be one of the most exciting professions in medicine.An imaging modality that uses no ionizing radiation and the energy of radio waves and magnetic fields is

Accepted Answer

Magnetic resonance imaging (MRI) uses radio waves and magnetic fields to produce detailed images of internal body structures. It is a valuable diagnostic tool that does not expose patients to ionizing radiation, making it safer than other imaging modalities in certain situations.

Quiz 1: Introduction to Imaging and Radiologic Sciences

Board-certified radiologists can be a medical doctor (MD) or a doctor of osteopathy (DO) .To become a board-certified radiologist following medical school,these physicians must complete a