Question 1

CT is recommended over MRI in the evaluation of severe spinal trauma.

Accepted Answer

A) True 
 B)False

Question 2

Blood vessels,connective tissue,and other small structures seen on a mammogram are termed:

Accepted Answer

A)  alveoli. 
B)  ampulla. 
C)  lobules. 
D)  trabeculae. 
A)  alveoli. 
B)  ampulla. 
C)  lobules. 
D)  trabeculae.

Question 3

Which of the following statements is NOT true about the nuclei used in MRI?

Accepted Answer

A)  They must be radioisotope forms of the nuclei. 
B)  They should be found in abundance in the human body. 
C)  They must have an odd number of protons and neutrons. 
D)  They must be affected by an external magnetic field. 
A)  They must be radioisotope forms of the nuclei. 
B)  They should be found in abundance in the human body. 
C)  They must have an odd number of protons and neutrons. 
D)  They must be affected by an external magnetic field.

Question 4

Which of the following are considered types of external beam therapy?

Accepted Answer

A)  Intraoperative radiation therapy 
B)  Linear accelerator 
C)  Cobalt 60 
D)  All of the above 
A)  Intraoperative radiation therapy 
B)  Linear accelerator 
C)  Cobalt 60 
D)  All of the above

Question 5

Higher frequency transducers allow a sharper image for superficial structures such as breast tissue.

Accepted Answer

A) True 
 B)False

Question 6

The FAST sonography examination is most often performed for trauma cases.

Accepted Answer

A) True 
 B)False

Question 7

On a T2-weighted image,white brain matter appears as a ____ signal.

Accepted Answer

A)  bright 
B)  dark 
C)  light gray 
D)  dark gray 
A)  bright 
B)  dark 
C)  light gray 
D)  dark gray

Question 8

The term gradient pulse when used with respect to MRI refers to:

Accepted Answer

A)  a magnetic field that changes in strength in a given direction. 
B)  a briefly applied gradient magnetic field. 
C)  the amount of current induced by a moving magnetic field. 
D)  a specific RF pulse sequence as net magnetization is inverted and returns to equilibrium. 
A)  a magnetic field that changes in strength in a given direction. 
B)  a briefly applied gradient magnetic field. 
C)  the amount of current induced by a moving magnetic field. 
D)  a specific RF pulse sequence as net magnetization is inverted and returns to equilibrium.

Question 9

Patients with cardiac pacemakers must not be allowed within the ____-gauss line.

Accepted Answer

A)  5 
B)  50 
C)  10 
D)  1 
A)  5 
B)  50 
C)  10 
D)  1

Question 10

Estrogen replacement therapy is given primarily to:

Accepted Answer

A)  stimulate new bone growth. 
B)  reduce bone loss. 
C)  promote healing of stress fractures of the hip. 
D)  increase blood flow to bone. 
A)  stimulate new bone growth. 
B)  reduce bone loss. 
C)  promote healing of stress fractures of the hip. 
D)  increase blood flow to bone.

Question 11

What is the energy source used with digital breast tomosynthesis (DBT)?

Accepted Answer

A)  Radionuclide 
B)  Pulsed magnetic field 
C)  Conventional mammography x-ray tube 
D)  Ultrabright light 
A)  Radionuclide 
B)  Pulsed magnetic field 
C)  Conventional mammography x-ray tube 
D)  Ultrabright light

Question 12

Sentinel node studies will assess the spread of breast cancer to the surrounding bones of the thorax.

Accepted Answer

A) True 
 B)False

Question 13

The radioactive materials identified in question #101 are introduced into the body:

Accepted Answer

A)  via inhalation. 
B)  via ingestion. 
C)  intravenously. 
D)  by all of the above. 
A)  via inhalation. 
B)  via ingestion. 
C)  intravenously. 
D)  by all of the above.

Question 14

MRI is recommended for diagnosing ____ necrosis of the hip.

Accepted Answer

A)  sudden 
B)  atypical 
C)  avascular 
D)  arthritic 
A)  sudden 
B)  atypical 
C)  avascular 
D)  arthritic

Question 15

What is another term for the tail of the breast?

Accepted Answer

A)  Caudal portion 
B)  Areola 
C)  Axillary prolongation 
D)  Axilla 
A)  Caudal portion 
B)  Areola 
C)  Axillary prolongation 
D)  Axilla

Question 16

The American College of Radiology (ACS)recommends that women older than age 40 should have a screening mammogram.

Accepted Answer

A) True 
 B)False

Question 17

A loss of ____ of trabecular bone is necessary before it can be visualized on conventional radiographs.

Accepted Answer

A)  30% to 50% 
B)  10% to 20% 
C)  2% to 5% 
D)  60% to 70% 
A)  30% to 50% 
B)  10% to 20% 
C)  2% to 5% 
D)  60% to 70%

Question 18

A transducer serves as both a transmitter and receiver of echo waves.

Accepted Answer

A) True 
 B)False

Question 19

According to current research,there are moderate adverse biologic effects associated with the use of medical ultrasound.

Accepted Answer

A) True 
 B)False

Question 20

MATCHING
Select the correct pathologic indication for each description of a radiographic appearance.(Use each choice only once.)
-Masses within breasts of similar or only slightly higher density than surrounding areas

Accepted Answer

A) Fibroadenoma 
B) Breast carcinoma 
C) Fibrocystic condition 
D) Cysts 
A) Fibroadenoma 
B) Breast carcinoma 
C) Fibrocystic condition 
D) Cysts

CT is recommended over MRI in the evaluation of severe spinal trauma.

Blood vessels,connective tissue,and other small structures seen on a mammogram are termed:

Which of the following statements is NOT true about the nuclei used in MRI?

Which of the following are considered types of external beam therapy?

Higher frequency transducers allow a sharper image for superficial structures such as breast tissue.

The FAST sonography examination is most often performed for trauma cases.

On a T2-weighted image,white brain matter appears as a ____ signal.

The term gradient pulse when used with respect to MRI refers to:

Patients with cardiac pacemakers must not be allowed within the ____-gauss line.

Estrogen replacement therapy is given primarily to:

What is the energy source used with digital breast tomosynthesis (DBT)?

Sentinel node studies will assess the spread of breast cancer to the surrounding bones of the thorax.

The radioactive materials identified in question #101 are introduced into the body:

MRI is recommended for diagnosing ____ necrosis of the hip.

What is another term for the tail of the breast?

The American College of Radiology (ACS)recommends that women older than age 40 should have a screening mammogram.

A loss of ____ of trabecular bone is necessary before it can be visualized on conventional radiographs.

A transducer serves as both a transmitter and receiver of echo waves.

According to current research,there are moderate adverse biologic effects associated with the use of medical ultrasound.

MATCHING Select the correct pathologic indication for each description of a radiographic appearance.(Use each choice only once.) -Masses within breasts of similar or only slightly higher density than surrounding areas

Terminology, Positioning, and Imaging Principles

Chest

Abdomen

Upper Limb

Humerus and Shoulder Girdle

Lower Limb

Femur and Pelvic Girdle

Cervical and Thoracic Spine

Lumbar Spine, Sacrum, and Coccyx

Bony Thorax-Sternum and Ribs

Cranium, Facial Bones, and Paranasal Sinuses

Biliary Tract and Upper Gastrointestinal System

Lower Gastrointestinal System

Urinary System and Venipuncture

Trauma, Mobile, and Surgical Radiography

Pediatric Radiography

Angiography and Interventional Procedures

Computed Tomography

Special Radiographic Procedures

Filters

Exam 20: Diagnostic and Therapeutic Modalities

CT is recommended over MRI in the evaluation of severe spinal trauma.

Blood vessels,connective tissue,and other small structures seen on a mammogram are termed:

Which of the following statements is NOT true about the nuclei used in MRI?

Which of the following are considered types of external beam therapy?

Higher frequency transducers allow a sharper image for superficial structures such as breast tissue.

The FAST sonography examination is most often performed for trauma cases.

On a T2-weighted image,white brain matter appears as a ____ signal.

The term gradient pulse when used with respect to MRI refers to:

Patients with cardiac pacemakers must not be allowed within the ____-gauss line.

Estrogen replacement therapy is given primarily to:

What is the energy source used with digital breast tomosynthesis (DBT)?

Sentinel node studies will assess the spread of breast cancer to the surrounding bones of the thorax.

The radioactive materials identified in question #101 are introduced into the body:

MRI is recommended for diagnosing ____ necrosis of the hip.

What is another term for the tail of the breast?

The American College of Radiology (ACS)recommends that women older than age 40 should have a screening mammogram.

A loss of ____ of trabecular bone is necessary before it can be visualized on conventional radiographs.

A transducer serves as both a transmitter and receiver of echo waves.

According to current research,there are moderate adverse biologic effects associated with the use of medical ultrasound.

MATCHING Select the correct pathologic indication for each description of a radiographic appearance.(Use each choice only once.) -Masses within breasts of similar or only slightly higher density than surrounding areas

Terminology, Positioning, and Imaging Principles

Chest

Abdomen

Upper Limb

Humerus and Shoulder Girdle

Lower Limb

Femur and Pelvic Girdle

Cervical and Thoracic Spine

Lumbar Spine, Sacrum, and Coccyx

Bony Thorax-Sternum and Ribs

Cranium, Facial Bones, and Paranasal Sinuses

Biliary Tract and Upper Gastrointestinal System

Lower Gastrointestinal System

Urinary System and Venipuncture

Trauma, Mobile, and Surgical Radiography

Pediatric Radiography

Angiography and Interventional Procedures

Computed Tomography

Special Radiographic Procedures

Filters