Deck 50: Diagnostic Imaging

Question 1

A patient who is to receive an iodine contrast medium should be asked which of the following questions?

A) "Are you allergic to eggs?"
B) "Are you allergic to chocolate?"
C) "Are you allergic to milk?"
D) "Are you allergic to shellfish?"
E) "Are you allergic to peanuts?"

Answer 1

"Are you allergic to shellfish?"

Question 2

Which of the following outlines the size, shape, and position of urinary organs?

A) Myelography
B) KUB radiography
C) Thermography
D) Xeroradiography
E) Retrograde pyelogram

Answer 2

KUB radiography

Question 3

Which diagnostic test is used to detect pyelonephrosis and hydronephrosis?

A) Barium enema
B) Xeroradiography
C) Myelography
D) Intravenous pyelogram
E) Barium swallow

Answer 3

Intravenous pyelogram

Question 4

Which instructions should be given to a patient in preparation for a barium enema?

A) Instruct the patient to follow a clear liquid diet beginning the morning before the procedure
B) Tell the patient the procedure will last 4 hours
C) Tell the patient to take one tablet of contrast medium every 5 minutes the night before, until six tablets are taken
D) Tell the patient he may have a glass of milk the morning of the examination
E) Tell the patient it is not necessary to take laxatives or electrolyte solutions for this test

Question 5

Which of the following is an example of an invasive diagnostic procedure?

A) Mammography
B) CT scan
C) Angiography
D) Ultrasound
E) Standard X-ray

Question 6

In which procedure does the X-ray camera rotate completely around the patient on a special table while the computer compiles one cross-sectional view from each rotation of the camera?

A) MUGA scan
B) Ultrasound
C) Fluoroscopy
D) Cholangiography
E) CT scan

Question 7

Which of the following is characteristic of a noninvasive diagnostic procedure?

A) It requires the radiologist to insert a catheter or wire into a blood vessel or organ.
B) It requires surgical aseptic technique.
C) It uses standard X-rays or ultrasound to view internal structures.
D) It requires close monitoring of the patient because of the anesthesia.
E) A contrast medium is injected into a vein before the procedure.

Question 8

A cerebral angiography is a test used to diagnose ____.

A) breast cancer
B) a pulmonary embolus
C) aneurysm
D) upper gastrointestinal bleeding
E) irregularities of the spinal cord

Question 9

Which procedure is diagnostic for irregularities or compressions of the spinal cord?

A) Retrograde pyelogram
B) Ultrasound
C) Myelography
D) Mammography
E) Gastrointestinal angiography

Question 10

Intravenous pyelography is also known as ____.

A) KUB
B) magnetic resonance imaging
C) nuclear medicine kidney scan
D) excretory urography
E) conventional tomography

Question 11

Many contrast media contain ____.

A) calcium
B) iodine
C) petroleum
D) lead
E) hydrogen peroxide

Question 12

Which procedure includes nonionizing radiation and a strong magnetic field to allow the physician to examine internal structures and soft tissues of any area of the body?

A) Nuclear medicine
B) Ultrasound
C) Arthrography
D) Magnetic resonance imaging
E) Intravenous pyelography

Question 13

Which of the following instructions should be included in the post-procedure care of a patient who has had a barium enema?

A) Encourage the patient to resume a high-fat diet
B) Tell the patient the stools may appear whitish or lighter than usual, but this is normal
C) Tell the patient to lie flat for 8 hours after the procedure
D) Tell the patient that diarrhea is a frequent side effect of the contrast medium
E) Tell the patient to limit water intake for the next 7 days

Question 14

Motility problems of the colon and rectum are diagnosed by ____.

A) barium swallow
B) gastrointestinal angiography
C) barium enema
D) stereoscopy
E) KUB radiography

Question 15

Which of the following diagnostic procedures may include a double-contrast study in which the combination of air and barium provides a clearer view of structures and allows identification of small lesions?

A) Barium swallow
B) Nuclear medicine
C) Barium enema
D) Magnetic resonance imaging
E) Myelography

Question 16

Which of the following involves the oral administration of barium and is also called an upper GI series?

A) Barium swallow
B) Cholangiography
C) Barium enema
D) Retrograde pyelogram
E) Myelography

Question 17

Which of the following uses a contrast medium and fluoroscopy to assist in the diagnosis of abnormalities or injuries in the cartilage, tendons, or ligaments of the joint?

A) Arthrography
B) Angiography
C) Thermography
D) Xeroradiography
E) Lower GI series

Question 18

Which of the following is used to diagnose upper GI bleeding?

A) Retrograde pyelogram
B) Stereoscopy
C) Ultrasound
D) Myelography
E) Gastrointestinal angiography

Question 19

Which of the following is used to diagnose ulcers, diverticulosis, tumors, and motility problems of the esophagus, stomach, duodenum, and small intestine?

A) Retrograde pyelogram
B) Barium swallow
C) Cholangiography
D) KUB radiography
E) Myelography

Question 20

In which procedure does a radiologist instill barium sulfate through the anus into the rectum and then into the colon?

A) Barium swallow
B) Nuclear medicine imaging
C) Barium enema
D) Cholangiography
E) KUB radiography

Question 21

The diagnostic procedure that directs high-frequency sound waves through the skin over the area of the body being examined and produces an image based on the echoes is called ____.

A) cholecystography
B) a CT scan
C) ultrasound
D) an MRI
E) nuclear medicine

Question 22

Which of the following is not permitted during patient preparation for a barium enema or an intravenous pyelogram?

A) Coffee
B) Milk
C) Clear gelatin
D) Carbonated beverage
E) Chicken broth

Question 23

Which of the following is important in the proper handling and storage of X-rays?

A) Keep all X-ray films at a temperature between 50º and 70º F
B) Store X-ray films on the top with expiration dates on the bottom
C) Keep all X-ray films at a humidity level of 80%
D) Stack films flat on top of each other
E) Open film packages before entering the darkroom

Question 24

Which nuclear medicine scan requires the patient to take a capsule of contrast medium on the first day of the scan and then return 24 hours later for a second scan?

A) Liver scan
B) Bone scan
C) Thyroid uptake and scan
D) Kidney scan
E) Brain scan

Question 25

The entire body may be scanned for "hot spots" or places where the radioisotope is concentrated, in which procedure?

A) Nuclear medicine scan
B) CT scan
C) Ultrasound
D) MRI
E) Standard X-ray

Question 26

Which of the following procedures is safe to use in obstetrics to evaluate the developing fetus or to detect multiple fetuses, because it does not expose the patient or the fetus to radiation?

A) CT scan
B) Nuclear medicine
C) Magnetic resonance imaging
D) Ultrasound
E) Standard X-ray

Question 27

The medical assistant should instruct women not to wear eye makeup when having which diagnostic procedure because eye makeup often contains metallic ingredients.

A) Mammography
B) Ultrasound
C) Myelography
D) Magnetic resonance imaging
E) Nuclear medicine

Question 28

For which diagnostic procedure would it be important for you to ask if the patient is a metalworker?

A) Ultrasound
B) KUB
C) Cholecystography
D) Myelography
E) MRI

Question 29

A dosimeter is ____.

A) a form of radiation therapy that allows deep penetration and is used primarily for deep tumors
B) the scanner used in nuclear medicine
C) a radiation exposure badge that registers the levels of radiation to which a medical staff member is exposed
D) the screen that displays images from high-intensity light that is directed through soft tissue
E) a machine used to administer therapeutic radiology

Question 30

Which diagnostic procedure uses a gamma camera to detect signals induced by gamma radiation to locate and determine the extent of brain damage from a stroke?

A) SPECT
B) CT scan
C) MUGA scan
D) MRI
E) Myelography

Question 31

The diagnostic procedure performed by a radiologist, who injects the contrast medium through a urethral catheter and then takes a series of X-rays to evaluate the function of the ureters, bladder, and urethra, is a(n) ____.

A) KUB
B) intravenous pyelography
C) retrograde pyelography
D) abdominal CT scan
E) cholecystography

Question 32

To determine the status of blood flow or the presence of an aneurysm, narrowing or blockages of vessels, or hemorrhage, which of the following diagnostic procedures would be performed?

A) Myelography
B) KUB radiography
C) Standard X-ray
D) Ultrasound
E) Cardiovascular angiography

Question 33

Which diagnostic procedure is an X-ray examination of the internal breast tissues?

A) Myelography
B) Cholecystography
C) Mammography
D) Fluoroscopy
E) Cholangiography

Question 34

Which of the following evaluates the condition of the myocardium through the use of a gamma camera that allows the physician to measure ventricular contractions?

A) MUGA scan
B) CT scan
C) SPECT
D) Heart X-ray
E) PET scan

Question 35

Which of the following is used to treat cancer by preventing cellular reproduction?

A) Nuclear medicine
B) Ultrasound
C) MRI
D) Stereotactic radiosurgery
E) Radiation therapy

Question 36

In which diagnostic procedure does the practitioner perform a lumbar puncture, remove some cerebrospinal fluid, and instill a contrast medium to evaluate spinal abnormalities?

A) CT scan
B) Myelography
C) MRI
D) Nuclear medicine
E) Cerebral angiography

Question 37

Which of the following should be included in the instructions given to a patient who is going to have a closed machine MRI?

A) Tell the patient to follow an all-liquid diet the day before the procedure
B) Explain that the table will be placed inside a long, narrow tube about 22 inches in diameter and that he will hear a loud knocking noise as the machine scans
C) Instruct the patient that he will be drinking a barium sulfate drink that tastes chalky and resembles a milk shake
D) Tell the patient that the physician may order a laxative to prevent constipation
E) Tell the patient to consider avoiding caffeine for 14 days prior to the procedure

Question 38

For which diagnostic procedure should a patient take a special drink the night before to help outline the intestines?

A) Barium enema
B) CT scan of the abdomen and pelvis
C) Barium swallow
D) Nuclear medicine scan
E) Retrograde pyelography

Question 39

Which of the following is characteristic of nuclear medicine?

A) The patient is exposed to high doses of radiation.
B) The technician uses a scanner to detect radiation from the radioisotope and converts it into an image.
C) It involves a combination of nonionizing radiation and a magnetic field, and provides images based on the water content of tissues.
D) The patient generally has to be NPO for 24 hours prior to the procedure.
E) The procedure takes about 15 minutes.

Question 40

Nuclear medicine is also known as ____.

A) radionuclide imaging
B) ultrasound
C) radiation therapy
D) CT scanning
E) magnetic resonance imaging

Question 41

The medical assistant may be responsible for ____.

A) injecting the IV contrast medium
B) reading the films
C) making appointments
D) positioning the patient
E) developing the films

Question 42

Localized cancers are treated with ________, in which temporary radioactive implants are placed close to or directly into cancerous tissue.

Question 43

Teresa, a 24-year-old gynecologic patient, is scheduled for a pelvic ultrasound at 10:00 AM on Thursday. Teresa asks if there is anything in particular she should do to prepare for the ultrasound. Which of the following instructions should Teresa be given?

A) Avoid eating fish before the procedure because of its natural iodine content
B) Drink three or four glasses of water, without voiding, within 1 hour of the test
C) Have a clear liquid dinner the night before the procedure
D) Do not eat or drink for 24 hours prior to the procedure
E) Eat a nutritious breakfast before arriving for the procedure

Question 44

Prior to a CT scan with contrast, you should ____.

A) ask the patient if he has allergies to the contrast media, iodine, or shellfish
B) tell the patient the procedure will last 3 hours
C) tell the patient he will have to drink a contrast medium
D) tell the patient that a written report will be ready 30 minutes after the exam
E) tell the patient to hold his breath while the scan is being performed

Question 45

Which of the following is a communications standard for handling, storing, printing, and transmitting information in medical imaging?

A) DICOM
B) IHE
C) PAC
D) MUGA
E) EHR

Question 46

When teaching the patient about X-ray safety, you should ____.

A) tell a female patient to avoid X-rays within 5 days of her menstrual cycle
B) tell the patient that dental X-rays should be done with wide-beamed plastic cones
C) scare the patient about radiation so he won't get too many
D) ask the patient about prior exposure and encourage him to keep a record of past exams
E) tell the patient to request fluoroscopy instead of standard X-rays because it carries a lower radiation risk

Question 47

When assisting with an IVP, the medical assistant should ____.

A) have the patient sit on the table
B) tell the patient the contrast media will be eliminated in the stool
C) tell the patient to stay in street clothes
D) instruct the patient to tell the physician if she becomes short of breath or experiences itching
E) tell the patient that the procedure will take about 4 hours

Question 48

The use of X-ray technology for diagnostic purposes is called diagnostic ________.

Question 49

Also known as excretory urography, ________ is performed to evaluate urinary system abnormalities or trauma to the urinary system.

Question 50

A diagnostic procedure called ________ uses a contrast medium and fluoroscopy to help diagnose abnormalities or injuries in the cartilage, tendons, or ligaments of the joints.

Question 51

Angie has been working in the radiology center at a local hospital for the last 5 years. This morning, her supervisor called Angie into her office and told her that her last dosimeter reading was above the maximum allowable level. Which of the following is Angie's best response?

A) Ask for a transfer to another area of the hospital
B) Ask the supervisor to cut her hours
C) Tell the supervisor the reading must be wrong
D) Ask for protective clothing to prevent further exposure
E) Review her work practices for radiation safety

Question 52

An upper GI series to help diagnose and evaluate obstructions, ulcers, polyps, diverticulosis, tumors, or motility problems of the esophagus, stomach, duodenum, and small intestine is sometimes called a(n) ________.

Question 53

A lower GI (gastrointestinal) series, which provides a series of X-rays of the colon and rectum, is also called a(n) ________.

Question 54

A(n) _______ is a substance that makes internal organs denser and blocks the passage of X-rays to the photographic film.

Question 55

Trey, an 18-year-old soccer player, is in the ER because he injured his knee during tonight's soccer game. The ER physician has ordered an arthrogram of the knee. Which of these statements would you include in your patient teaching to prepare Trey for the arthrography?

A) "The procedure will take 15 minutes."
B) "You will need to lie very still during the procedure."
C) "There will be no need to inject contrast medium into the knee."
D) "The procedure will be done under general anesthesia."
E) "There may be swelling or pain in the joint for 1 or 2 days."

Question 56

Which of these is not a benefit of digital radiology?

A) Quality images and rapid access
B) Increased exposure to radiation
C) Decreased time and equipment needed for processing
D) Reduced risk of radiation exposure for patient and technician
E) Faster results

Question 57

Which of the following foods are included in a clear liquid diet?

A) Milk, cream of mushroom soup, and strained peas
B) Orange juice, oatmeal, and a strawberry milk shake
C) Grapefruit juice, cream of wheat, and pureed meat
D) Lemonade, tomato juice, and creamed squash
E) Black coffee, tea, and bouillon

Question 58

The supervisor at your radiology clinic has asked you to conduct a session for new employees on the topic "Reducing Exposure to Radiation." Which of the following ideas would you include in your teaching?

A) Repeat films frequently to be sure they are accurate
B) Always use fluoroscopy to check positioning before taking an X-ray
C) Use appropriate lead shielding when taking X-rays
D) Leave the dosimeter in the X-ray room so you do not lose it
E) Encourage patients to limit mammograms to once every 5 years

Question 59

X-ray films are the property of ____.

A) the patient
B) the radiology facility where they are taken
C) the physician who ordered them
D) the facility at which they are stored
E) both the patient and the physician

Question 60

Which diagnostic procedure requires the patient to avoid eating fish before the procedure?

A) Thyroid uptake and scan
B) Bone scan
C) Liver scan
D) Kidney scan
E) Brain scan

Question 61

The X-ray, discovered in 1895, is a type of ________ wave.

Question 62

The X-ray examination of the internal breast tissues to help in diagnosing breast abnormalities is called ________.

Question 63

The diagnostic procedure ________ pyelography is performed by injecting the contrast medium through a urethral catheter to evaluate function of the ureters, bladder, and urethra.

Question 64

A(n) ________ procedure is one that requires a radiologist to insert a catheter, wire, or other testing device into a patient's blood vessel or organ through the skin or a body orifice and requires surgical aseptic technique.

Question 65

Standard X-rays and ultrasonography do not require inserting devices or breaking the skin and are therefore considered ________ procedures.

Question 66

A nuclear medicine procedure called ________ is often used to locate and determine the extent of brain damage from a stroke.

Question 67

What score on a DXA scan measures the amount of bone the person has compared to that of young adults?

A) P score
B) T score
C) Z score
D) X score
E) S score

Question 68

The procedure that directs high-frequency sound waves through the skin over the area of the body being examined and produces an image based on the echoes is ________.

Question 69

One type of nuclear medicine scan, the ________ scan, evaluates the condition of the heart's myocardium.

Question 70

Also known as radionuclide imaging, ________ involves the use of radionuclides, or radioisotopes, that are administered orally, intravenously, or through routes that introduce them into organs or body cavities.

Question 71

A ________ breast biopsy is less painful and less invasive than other conventional excisional breast biopsies and is performed by a physician and a radiologic technologist.

Question 72

________ is one type of radiation therapy, done as an outpatient procedure that allows deep penetration without damaging superficial tissues and is used primarily for deep tumors.

Question 73

When used therapeutically, radiology is called ________ therapy and is used to treat cancer by preventing cellular reproduction.

Question 74

A procedure in which a radiologist injects contrast medium directly into the common bile duct either during or after gallbladder surgery is a(n) _________________.

Question 75

Which procedure performed by a radiologist evaluates the function of the bile ducts?

A) Upper GI series
B) Intravenous pyelography
C) Cholangiography
D) Arthrography
E) Myelography

Question 76

Which screening test, often called bone densitometry, uses small doses of X-rays to determine the mineral density of a patient's bones?

A) Dual-energy X-ray absorptiometry
B) Radiation
C) Nuclear ventriculography
D) SPECT
E) MUGA scan

Question 77

Today, X-rays have both diagnostic and ________ uses.

Question 78

A physician who interprets radiologic films for other physicians is a(n) ________.

Question 79

Packages of X-ray film should be opened only in the ________ to avoid exposing or damaging the film.