Question 1

The psoas muscle is labeled:

Accepted Answer

A) 1. 
B) 2 
C) 3. 
D) 4. 
A) 1. 
B) 2 
C) 3. 
D) 4.

Question 2

An indication for computed tomographic scanning of the chest is lymphadenopathy in patients with suspected bronchogenic carcinoma, lymphoma, or other malignancies.

Accepted Answer

A) True 
 B)False

Question 3

The structure labeled as 2 is the:

Accepted Answer

A)  ascending aorta. 
B)  descending aorta. 
C)  esophagus. 
D)  superior vena cava. 
A)  ascending aorta. 
B)  descending aorta. 
C)  esophagus. 
D)  superior vena cava.

Question 4

Computed tomographic imaging of skeletal trauma includes anatomical regions of the:

Accepted Answer

A)  ankle. 
B)  pelvis. 
C)  shoulder. 
D)  spine. 
A)  ankle. 
B)  pelvis. 
C)  shoulder. 
D)  spine.

Question 5

In a trauma study of the liver, all of the following conditions can be demonstrated except:

Accepted Answer

A)  active hemorrhage. 
B)  hematoma. 
C)  hemothorax. 
D)  lacerations. 
A)  active hemorrhage. 
B)  hematoma. 
C)  hemothorax. 
D)  lacerations.

Question 6

If the patient has had a recent barium study, sufficient time should be allowed for elimination of the contrast medium.

Accepted Answer

A) True 
 B)False

Question 7

HRCT is more sensitive than chest radiography for the detection of emphysema.

Accepted Answer

A) True 
 B)False

Question 8

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once.
1. 5-10 HU
2. 25-50 HU
3. 40-75 HU
4. 85-350 HU
-25-50 HU

Accepted Answer

A) Clotted blood 
B) Extravasated contrast 
C) Ascites, bile, urine, or bowel contents 
D) Unclotted blood 
A) Clotted blood 
B) Extravasated contrast 
C) Ascites, bile, urine, or bowel contents 
D) Unclotted blood

Question 9

The superior mesenteric artery is labeled:

Accepted Answer

A) 1. 
B) 2. 
C) 3. 
D) 4. 
A) 1. 
B) 2. 
C) 3. 
D) 4.

Question 10

The ascending aorta is labeled:

Accepted Answer

A) 1. 
B) 2. 
C) 5. 
D) 7. 
A) 1. 
B) 2. 
C) 5. 
D) 7.

Question 11

The structure labeled as 2 is the:

Accepted Answer

A)  aorta. 
B)  hepatic artery. 
C)  inferior vena cava (IV
C) . 
D)  portal vein. 
A)  aorta. 
B)  hepatic artery. 
C)  inferior vena cava (IV
C) . 
D)  portal vein.

Question 12

Computed tomographic imaging of bony tumors is useful in determining all of the following except:

Accepted Answer

A)  articular involvement. 
B)  evaluating cortical integrity. 
C)  measuring bone strength. 
D)  tumor location in the bone. 
A)  articular involvement. 
B)  evaluating cortical integrity. 
C)  measuring bone strength. 
D)  tumor location in the bone.

Question 13

CT is superior to magnetic resonance imaging (MRI) for most clinical indications of the chest and abdomen.

Accepted Answer

A) True 
 B)False

Question 14

What is the digital localizing radiograph that usually begins a computed tomographic?

Accepted Answer

A)  View 
B)  Histograph 
C)  Topogram 
D)  Projection 
A)  View 
B)  Histograph 
C)  Topogram 
D)  Projection

Question 15

In CT, preoperative assessments of abdominal aortic aneurysms are performed for all of the following reasons except:

Accepted Answer

A)  assess the iliac arteries. 
B)  determine the relationship between the aneurysm and the renal arteries. 
C)  determine surgery time. 
D)  precisely size the entire aneurysm. 
A)  assess the iliac arteries. 
B)  determine the relationship between the aneurysm and the renal arteries. 
C)  determine surgery time. 
D)  precisely size the entire aneurysm.

Question 16

Computed tomographic imaging of the adrenal glands is easy and reliable, except when the patient is extremely _________.

Accepted Answer

A)  dehydrated 
B)  obese 
C)  thin 
D)  young 
A)  dehydrated 
B)  obese 
C)  thin 
D)  young

Question 17

High-resolution CT (HRCT) is effective in evaluating all of the following except:

Accepted Answer

A)  asbestosis. 
B)  dissecting aneurysm. 
C)  idiopathic pulmonary fibrosis. 
D)  silicosis. 
A)  asbestosis. 
B)  dissecting aneurysm. 
C)  idiopathic pulmonary fibrosis. 
D)  silicosis.

Question 18

Biphasic or triphasic examinations of the pancreas are helpful when searching for potential solid lesions.

Accepted Answer

A) True 
 B)False

Question 19

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once.
1. 5-10 HU
2. 25-50 HU
3. 40-75 HU
4. 85-350 HU
-5-10 HU

Accepted Answer

A) Clotted blood 
B) Extravasated contrast 
C) Ascites, bile, urine, or bowel contents 
D) Unclotted blood 
A) Clotted blood 
B) Extravasated contrast 
C) Ascites, bile, urine, or bowel contents 
D) Unclotted blood

Question 20

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once.
1. 5-10 HU
2. 25-50 HU
3. 40-75 HU
4. 85-350 HU
-40-75 HU

Accepted Answer

A) Clotted blood 
B) Extravasated contrast 
C) Ascites, bile, urine, or bowel contents 
D) Unclotted blood 
A) Clotted blood 
B) Extravasated contrast 
C) Ascites, bile, urine, or bowel contents 
D) Unclotted blood

The psoas muscle is labeled:

An indication for computed tomographic scanning of the chest is lymphadenopathy in patients with suspected bronchogenic carcinoma, lymphoma, or other malignancies.

The structure labeled as 2 is the:

Computed tomographic imaging of skeletal trauma includes anatomical regions of the:

In a trauma study of the liver, all of the following conditions can be demonstrated except:

If the patient has had a recent barium study, sufficient time should be allowed for elimination of the contrast medium.

HRCT is more sensitive than chest radiography for the detection of emphysema.

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once. 1. 5-10 HU 2. 25-50 HU 3. 40-75 HU 4. 85-350 HU -25-50 HU

The superior mesenteric artery is labeled:

The ascending aorta is labeled:

The structure labeled as 2 is the:

Computed tomographic imaging of bony tumors is useful in determining all of the following except:

CT is superior to magnetic resonance imaging (MRI) for most clinical indications of the chest and abdomen.

What is the digital localizing radiograph that usually begins a computed tomographic?

In CT, preoperative assessments of abdominal aortic aneurysms are performed for all of the following reasons except:

Computed tomographic imaging of the adrenal glands is easy and reliable, except when the patient is extremely _________.

High-resolution CT (HRCT) is effective in evaluating all of the following except:

Biphasic or triphasic examinations of the pancreas are helpful when searching for potential solid lesions.

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once. 1. 5-10 HU 2. 25-50 HU 3. 40-75 HU 4. 85-350 HU -5-10 HU

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once. 1. 5-10 HU 2. 25-50 HU 3. 40-75 HU 4. 85-350 HU -40-75 HU

Computed Tomography: an Overview

Digital Image Processing

Physical Principles of Computed Tomography

Data Acquisition Concepts

Image Reconstruction

Iterative Reconstruction Basics

Basic Instrumentation

Image Postprocessing and Visualization Tools

Image Quality

Radiation Dose in Computed Tomography

Multislice Computed Tomography: Physical Principles and Instrumentation

Other Technical Applications of Computed Tomography Imaging: Basic Principles

Three-Dimensional Computed Tomography: Basic Concepts

Positron Emission Tomographyct Petct and Single-Photon Emission Computed Tomographyct Spectct Hybrid Scanners

Computed Tomography of the Head, Cerebral Vessels, Neck, and Spine

Pediatric Computed Tomography

Quality Control for Computed Tomography Scanners

Filters

Exam 16: Computed Tomography of the Body

The psoas muscle is labeled:

An indication for computed tomographic scanning of the chest is lymphadenopathy in patients with suspected bronchogenic carcinoma, lymphoma, or other malignancies.

The structure labeled as 2 is the:

Computed tomographic imaging of skeletal trauma includes anatomical regions of the:

In a trauma study of the liver, all of the following conditions can be demonstrated except:

If the patient has had a recent barium study, sufficient time should be allowed for elimination of the contrast medium.

HRCT is more sensitive than chest radiography for the detection of emphysema.

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once. 1. 5-10 HU 2. 25-50 HU 3. 40-75 HU 4. 85-350 HU -25-50 HU

The superior mesenteric artery is labeled:

The ascending aorta is labeled:

The structure labeled as 2 is the:

Computed tomographic imaging of bony tumors is useful in determining all of the following except:

CT is superior to magnetic resonance imaging (MRI) for most clinical indications of the chest and abdomen.

What is the digital localizing radiograph that usually begins a computed tomographic?

In CT, preoperative assessments of abdominal aortic aneurysms are performed for all of the following reasons except:

Computed tomographic imaging of the adrenal glands is easy and reliable, except when the patient is extremely _________.

High-resolution CT (HRCT) is effective in evaluating all of the following except:

Biphasic or triphasic examinations of the pancreas are helpful when searching for potential solid lesions.

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once. 1. 5-10 HU 2. 25-50 HU 3. 40-75 HU 4. 85-350 HU -5-10 HU

Please match the following Hounsfield units (HU) and fluids. Answer selections will be used only once. 1. 5-10 HU 2. 25-50 HU 3. 40-75 HU 4. 85-350 HU -40-75 HU

Computed Tomography: an Overview

Digital Image Processing

Physical Principles of Computed Tomography

Data Acquisition Concepts

Image Reconstruction

Iterative Reconstruction Basics

Basic Instrumentation

Image Postprocessing and Visualization Tools

Image Quality

Radiation Dose in Computed Tomography

Multislice Computed Tomography: Physical Principles and Instrumentation

Other Technical Applications of Computed Tomography Imaging: Basic Principles

Three-Dimensional Computed Tomography: Basic Concepts

Positron Emission Tomographyct Petct and Single-Photon Emission Computed Tomographyct Spectct Hybrid Scanners

Computed Tomography of the Head, Cerebral Vessels, Neck, and Spine

Pediatric Computed Tomography

Quality Control for Computed Tomography Scanners

Filters