Question 1

One tesla equals _____ gauss.

Accepted Answer

A) 0.0005 
B) 2 
C) 100 
D) 10,000 
A) 0.0005 
B) 2 
C) 100 
D) 10,000

Question 2

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

Question 3

Digital mammography produces better contrast resolution over analog imaging.

Accepted Answer

A) True 
 B)False

Question 4

What is another term for spin density?

Accepted Answer

A) Proton density 
B) Magnetic moment 
C) Atomic number 
D) Magnetic flux 
A) Proton density 
B) Magnetic moment 
C) Atomic number 
D) Magnetic flux

Question 5

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

Accepted Answer

A) True 
 B)False

Question 6

Most PET tracers have a half-life of:

Accepted Answer

A) 5 to 10 minutes. 
B) 120 seconds to 110 minutes. 
C) 1 to 10 seconds. 
D) 24 hours. 
A) 5 to 10 minutes. 
B) 120 seconds to 110 minutes. 
C) 1 to 10 seconds. 
D) 24 hours.

Question 7

There have been some documented adverse long-term effects for childbearing-age technologists working in an MRI department, but additional studies are needed to affirm this.

Accepted Answer

A) True 
 B)False

Question 8

The type of atom whose nucleus disintegrates spontaneously is a(n):

Accepted Answer

A) radionuclide. 
B) radioisotope. 
C) parent. 
D) isotope. 
A) radionuclide. 
B) radioisotope. 
C) parent. 
D) isotope.

Question 9

Which patient position is preferred for most mammogram projections?

Accepted Answer

A) Supine 
B) Prone 
C) Standing 
D) Decubitus 
A) Supine 
B) Prone 
C) Standing 
D) Decubitus

Question 10

The structures labeled 3 refer to:

Accepted Answer

A) glands. 
B) ampulla. 
C) alveoli. 
D) lobes. 
A) glands. 
B) ampulla. 
C) alveoli. 
D) lobes.

Question 11

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 12

Compression should not be used on a breast with an implant.

Accepted Answer

A) True 
 B)False

Question 13

How is the head of the patient positioned for the laterally exaggerated craniocaudal projection?

Accepted Answer

A) Turned away from the side being examined 
B) Turned toward the side being examined 
C) Tilted toward the IR 
D) Tilted away from the IR 
A) Turned away from the side being examined 
B) Turned toward the side being examined 
C) Tilted toward the IR 
D) Tilted away from the IR

Question 14

All tissues within the same strength magnetic field respond at the same relaxation rates.

Accepted Answer

A) True 
 B)False

Question 15

Tissue heating, during an MRI procedure, is measured in _____ per kilogram.

Accepted Answer

A) calories 
B) watts 
C) joules 
D) ionizations 
A) calories 
B) watts 
C) joules 
D) ionizations

Question 16

Why can AEC not be used for mammography of a breast with an implant?

Accepted Answer

A) The image will be overexposed. 
B) The image will be underexposed. 
C) AEC provides greater patient dose as compared with manual techniques. 
D) This statement is false; AEC should be used for all studies including implants. 
A) The image will be overexposed. 
B) The image will be underexposed. 
C) AEC provides greater patient dose as compared with manual techniques. 
D) This statement is false; AEC should be used for all studies including implants.

Question 17

Nuclear medicine can provide a functional study of the heart under stress.

Accepted Answer

A) True 
 B)False

Question 18

Parathyroid hormone when given to a patient will stimulate new bone formation.

Accepted Answer

A) True 
 B)False

Question 19

The process of combining PET and CT data sets into a hybrid image is the definition for:

Accepted Answer

A) back projection. 
B) Fourier transformation. 
C) co-registration. 
D) selective filtration. 
A) back projection. 
B) Fourier transformation. 
C) co-registration. 
D) selective filtration.

Question 20

Computer-aided detection (CAD) is reported to improve cancer detection rates by:

Accepted Answer

A) 2%. 
B) 4%. 
C) 5% to 15%. 
D) 50%. 
A) 2%. 
B) 4%. 
C) 5% to 15%. 
D) 50%.

One tesla equals _____ gauss.

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

Digital mammography produces better contrast resolution over analog imaging.

What is another term for spin density?

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

Most PET tracers have a half-life of:

There have been some documented adverse long-term effects for childbearing-age technologists working in an MRI department, but additional studies are needed to affirm this.

The type of atom whose nucleus disintegrates spontaneously is a(n):

Which patient position is preferred for most mammogram projections?

The structures labeled 3 refer to:

Estrogen replacement therapy is given primarily to:

Compression should not be used on a breast with an implant.

How is the head of the patient positioned for the laterally exaggerated craniocaudal projection?

All tissues within the same strength magnetic field respond at the same relaxation rates.

Tissue heating, during an MRI procedure, is measured in _____ per kilogram.

Why can AEC not be used for mammography of a breast with an implant?

Nuclear medicine can provide a functional study of the heart under stress.

Parathyroid hormone when given to a patient will stimulate new bone formation.

The process of combining PET and CT data sets into a hybrid image is the definition for:

Computer-aided detection (CAD) is reported to improve cancer detection rates by:

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 Thoraxsternum and Ribs

Cranium, Facial Bones, and Paranasal Sinuses

Biliary Tract and Upper Gastrointestinal System

Lower Gi 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

One tesla equals _____ gauss.

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

Digital mammography produces better contrast resolution over analog imaging.

What is another term for spin density?

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

Most PET tracers have a half-life of:

There have been some documented adverse long-term effects for childbearing-age technologists working in an MRI department, but additional studies are needed to affirm this.

The type of atom whose nucleus disintegrates spontaneously is a(n):

Which patient position is preferred for most mammogram projections?

The structures labeled 3 refer to:

Estrogen replacement therapy is given primarily to:

Compression should not be used on a breast with an implant.

How is the head of the patient positioned for the laterally exaggerated craniocaudal projection?

All tissues within the same strength magnetic field respond at the same relaxation rates.

Tissue heating, during an MRI procedure, is measured in _____ per kilogram.

Why can AEC not be used for mammography of a breast with an implant?

Nuclear medicine can provide a functional study of the heart under stress.

Parathyroid hormone when given to a patient will stimulate new bone formation.

The process of combining PET and CT data sets into a hybrid image is the definition for:

Computer-aided detection (CAD) is reported to improve cancer detection rates by:

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 Thoraxsternum and Ribs

Cranium, Facial Bones, and Paranasal Sinuses

Biliary Tract and Upper Gastrointestinal System

Lower Gi System

Urinary System and Venipuncture

Trauma, Mobile, and Surgical Radiography

Pediatric Radiography

Angiography and Interventional Procedures

Computed Tomography

Special Radiographic Procedures

Filters