Deck 14: Radiology and Diagnostic Imaging

Question 1

Mammography is used to detect

A) fibrocystic breast disease.
B) breast cancer.
C) benign breast masses.
D) breast calcifications.
E) All of the above

Answer 1

All of the above

Question 2

What is a lateral radiographic view?

A) The X-rays are directed from one side of the body to the other side.
B) The X-rays are directed from the front to the back of the body.
C) The patient is positioned at an angle.
D) The X-rays are directed from the back to the front of the body.

Answer 2

The X-rays are directed from one side of the body to the other side.

Question 3

Patient instructions for a mammogram include which of the following?

A) Do not wear lotions,powders,or deodorants.
B) Fast for 12 hours before the examination.
C) Schedule the examination several days before your menstrual period.
D) Take a mild sedative before the examination.
E) All of the above

Answer 3

Do not wear lotions,powders,or deodorants.

Question 4

The permanent record of the picture produced on the X-ray film is known as a

A) radiology.
B) sonogram.
C) radiograph.
D) tomogram.

Question 5

A provider specializing in the diagnosis and treatment of disease using radiation and other imaging techniques is known as a(n)

A) radiologist.
B) radiology technician.
C) pathologist.
D) cardiologist.

Question 6

An instrument used to view internal organs directly is known as a

A) fluoroscope.
B) radiography.
C) fluoroscopy.
D) fluorometer.

Question 7

The purpose of contrast medium is to

A) prevent the radiographic film from becoming blurred.
B) decrease the amount of time needed to develop radiographic film.
C) make a structure visible on a radiograph.
D) allow direct visualization of internal organs and structures.

Question 8

The patient should be instructed not to move during the radiographic examination to prevent

A) being exposed to an excessive amount of X-rays.
B) being burned by the X-rays.
C) blurring of the image on the film.
D) confusing shadows on the film.

Question 9

Which of the following individuals is at particular risk for osteoporosis?

A) A patient with osteoarthritis
B) An obese individual
C) A patient with diabetes
D) A postmenopausal woman

Question 10

The upper gastrointestinal (GI)radiographic examination is helpful in diagnosing

A) tumors of the large intestine.
B) kidney stones.
C) hemorrhoids.
D) GERD.
E) All of the above

Question 11

The breasts are compressed during mammography to

A) prevent the patient from moving.
B) protect the patient from radiation burns.
C) obtain a clear radiograph.
D) reduce patient discomfort.
E) All of the above

Question 12

All of the following are methods used to administer a contrast medium except:

A) Oral administration
B) Subcutaneous injection
C) IV
D) Enema

Question 13

Which of the following is an advantage of digital radiology?

A) Images can be taken and viewed immediately.
B) Images can be sent electronically to a network of computers.
C) Images can be enhanced and enlarged on the computer screen.
D) Higher-quality images are produced.
E) All of the above.

Question 14

What is an anteroposterior (AP)radiographic view?

A) The X-rays are directed from one side of the body to the other side.
B) The X-rays are directed from the front to the back of the body.
C) The patient is positioned at an angle.
D) The X-rays are directed from the back to the front of the body.

Question 15

Which of the following is an example of a radiolucent structure?

A) Lungs
B) Urinary bladder
C) Stomach
D) Intestines
E) All of the above

Question 16

Which of the following instructions should be relayed to the patient regarding a bone density scan?

A) Do not take a calcium supplement on the morning of the scan.
B) Take a laxative the evening before the scan.
C) Do not eat or drink after midnight on the day before the scan.
D) Avoid vigorous physical exercise for two days before the scan.
E) All of the above

Question 17

Who discovered X-rays?

A) Radcliffe
B) Roentgen
C) Pasteur
D) Fleming

Question 18

What is the purpose of a bone density scan?

A) To detect a ruptured disk
B) To detect bone loss
C) To detect a stress fracture
D) To detect bone cancer
E) All of the above

Question 19

How does a radiopaque structure appear on a radiograph?

A) Black
B) Clear
C) Silver
D) White

Question 20

Which of the following X-ray studies does not require the use of a contrast medium?

A) Bronchogram
B) Chest radiograph
C) IVP
D) Angiocardiogram

Question 21

Which of the following is a characteristic of ultrasonography?

A) Cannot be used for bone studies
B) Shows movement
C) Allows for continuous viewing of a structure
D) Does not use radiation
E) All of the above

Question 22

An IVP is a radiograph of the

A) kidneys,ureters,and bladder.
B) brain and spinal cord.
C) liver.
D) gallbladder and common bile duct.

Question 23

The purpose of an obstetric ultrasound is to

A) determine gestational age.
B) detect congenital abnormalities.
C) detect multiple pregnancies.
D) determine the position of the fetus in the uterus.
E) All of the above

Question 24

Which of the following is not a form of patient preparation for a lower GI radiographic examination?

A) Consume only clear liquids the day before the examination.
B) Take a laxative the day before the examination.
C) Do not drink anything (except water)beginning after midnight on the day before the examination.
D) Take tablets containing a contrast medium the evening before the examination.

Question 25

What is the term for the recorded image obtained with ultrasonography?

A) Radiograph
B) Sonogram
C) Cardiogram
D) Audiogram

Question 26

Magnetic resonance imaging is used to assist in the diagnosis of

A) spinal lesions.
B) cardiovascular abnormalities.
C) herniated disks.
D) joint diseases.
E) All of the above

Question 27

Why must gas be removed from the colon before a lower GI radiographic study?

A) It shows up as confusing shadows on the radiograph.
B) It obscures the image of the colon.
C) It makes the examination uncomfortable for the patient.
D) It results in blurring of the radiograph.

Question 28

What effect does the barium suspension have on the stool after an upper GI is performed?

A) It is dark and tarlike.
B) It is streaked with blood.
C) It is whitish in color.
D) It is loose and watery.

Question 29

Which of the following instructions should be relayed to the patient regarding an upper GI radiographic examination?

A) Perform a cleansing enema on the morning of the examination.
B) Take a laxative the evening before the examination.
C) Do not eat or drink after midnight on the day before the examination.
D) Take dye tablets with the evening meal.
E) All of the above.

Question 30

A lower GI radiographic examination assists in evaluating and diagnosing

A) polyps.
B) cancerous tumors.
C) ulcerative colitis.
D) diverticulosis.
E) All of the above

Question 31

Which of the following uses ultrasound to measure the direction and speed of blood as it flows through blood vessels?

A) DXA scan
B) Doppler ultrasound
C) PET scan
D) Electrocardiography

Question 32

Before performing an IVP,the patient must be asked if he or she is allergic to

A) penicillin.
B) beets.
C) iodine.
D) barium.

Question 33

Which of the following is not a characteristic of nuclear medicine diagnostic imaging procedures?

A) Radioactive substances are introduced into the body.
B) It shows the actual function of organs.
C) A gamma camera detects the radiation given off by the body.
D) The examination takes only a short time.

Question 34

During the CT scan,the patient must

A) remain still.
B) move into various positions.
C) recite the Pledge of Allegiance.
D) consume a concentrated glucose solution.

Question 35

All of the following are characteristics of computed tomography (CT)except:

A) Uses sound waves to produce an image.
B) Used for diagnostic studies of the brain.
C) Produces a series of cross-sectional pictures.
D) May use a contrast dye during the scan.

Question 36

Which of the following is a characteristic of magnetic resonance imaging?

A) It is safe and painless.
B) The patient must remove all metal before the procedure.
C) The patient must remain still during the procedure.
D) The patient hears a metallic clacking sound during the procedure.
E) All of the above

Question 37

To prepare for a CT scan,the patient must

A) discontinue all medications two days before the scan.
B) remove all radiopaque objects.
C) consume four glasses of water 1 hour before the scan.
D) perform a cleansing enema on the morning of the examination.

Question 38

An IVP is used to assist in the diagnosis of all of the following except:

A) Kidney stones
B) Blockage of the urinary tract
C) Growths of the urinary system
D) Urinary tract infections

Question 39

Which of the following radiographic examinations uses air and barium to view the colon in great detail?

A) Myelogram
B) Double-contrast barium enema
C) Hysterosalpingogram
D) Colonoscopy

Question 40

All of the following occurs during an upper GI radiographic examination except:

A) Barium is introduced into the colon through a tube.
B) The radiologist observes the passage of the barium through the GI tract.
C) Radiographs are taken periodically.
D) The patient's position is changed at various times.

Question 41

Which of the following conditions can be diagnosed with a PET scan?

A) Brain cancer and heart disease
B) Diabetes
C) Inflammatory bowel disease
D) Multiple sclerosis

Question 42

Which of the following assists in the diagnosis of coronary artery disease?

A) DXA scan
B) IVP
C) Nuclear cardiac stress test
D) Cerebral angiogram