Question 1

Contrast agents can be generally classified as

Accepted Answer

A)  ionic and nonionic. 
B)  metallic and nonmetallic. 
C)  positive and negative. 
D)  low osmolality and high osmolality. 
A)  ionic and nonionic. 
B)  metallic and nonmetallic. 
C)  positive and negative. 
D)  low osmolality and high osmolality.

Question 2

Generally speaking,radiographic images are the result of X-ray photons being absorbed to varying degrees based on tissue density and thickness.There are five radiographic densities seen on radiographs: air or gas,water,fat,mineral,and metal.The lowest subject contrast between these five densities is between

Accepted Answer

A)  bone and air. 
B)  water and mineral. 
C)  water and fat. 
D)  metal and air. 
A)  bone and air. 
B)  water and mineral. 
C)  water and fat. 
D)  metal and air.

Question 3

Nonionic iodine contrast agents differ from ionic agents in that nonionics

Accepted Answer

A)  do not break down into a cation and an anion. 
B)  have a low pH. 
C)  have a small chemical structure and high osmolality. 
D)  are not triiodinated. 
A)  do not break down into a cation and an anion. 
B)  have a low pH. 
C)  have a small chemical structure and high osmolality. 
D)  are not triiodinated.

Question 4

Stomach examinations using barium sulfate have some degree of risk for patients who are

Accepted Answer

A)  sedated. 
B)  mentally disabled. 
C)  potentially hypovolemic. 
D)  All of the above 
A)  sedated. 
B)  mentally disabled. 
C)  potentially hypovolemic. 
D)  All of the above

Question 5

Contrast media that are high in osmolality can be harmful to patients with compromised renal function.Patients who commonly have compromised kidney function include

Accepted Answer

A)  patients with diabetes. 
B)  elderly patients. 
C)  renal dialysis patients. 
D)  All of the above 
A)  patients with diabetes. 
B)  elderly patients. 
C)  renal dialysis patients. 
D)  All of the above

Contrast agents can be generally classified as

Nonionic iodine contrast agents differ from ionic agents in that nonionics

Stomach examinations using barium sulfate have some degree of risk for patients who are

Contrast media that are high in osmolality can be harmful to patients with compromised renal function.Patients who commonly have compromised kidney function include

Introduction to Imaging and Radiologic Sciences

Professional Organizations

Educational Survival Skills

Critical-Thinking and Problem-Solving Strategies

Introduction to Clinical Education

Radiology Administration

Radiographic Imaging

Radiographic and Fluoroscopic Equipment

Basic Radiation Protection and Radiobiology

Human Diversity

Patient Interactions

History Taking

Safe Patient Movement and Handling Techniques

Immobilization Techniques

Vital Signs, oxygen, chest Tubes, and Lines

Basic Cardiac Monitoring: the Electrocardiogram

Infection Control

Aseptic Techniques

Nonaseptic Techniques

Medical Emergencies

Pharmacology

Principles of Drug Administration

Professional Ethics

Health Records and Health Information Management

Medical Law

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Exam 23: Contrast Media and Introduction to Radiopharmaceuticals

Contrast agents can be generally classified as

Nonionic iodine contrast agents differ from ionic agents in that nonionics

Stomach examinations using barium sulfate have some degree of risk for patients who are

Contrast media that are high in osmolality can be harmful to patients with compromised renal function.Patients who commonly have compromised kidney function include

Introduction to Imaging and Radiologic Sciences

Professional Organizations

Educational Survival Skills

Critical-Thinking and Problem-Solving Strategies

Introduction to Clinical Education

Radiology Administration

Radiographic Imaging

Radiographic and Fluoroscopic Equipment

Basic Radiation Protection and Radiobiology

Human Diversity

Patient Interactions

History Taking

Safe Patient Movement and Handling Techniques

Immobilization Techniques

Vital Signs, oxygen, chest Tubes, and Lines

Basic Cardiac Monitoring: the Electrocardiogram

Infection Control

Aseptic Techniques

Nonaseptic Techniques

Medical Emergencies

Pharmacology

Principles of Drug Administration

Professional Ethics

Health Records and Health Information Management

Medical Law

Filters