Radiographic Anatomy Quiz Lecture 1- Head and Neck

What is the first step in the typical three-step process of disease diagnosis?

• Targeted investigations (blood test)

• Clinical examination

• Patient history

• Medical imaging

Which of the following is an example of a medical imaging technique that utilizes non-ionizing radiation?

• X-ray

• CT scan

• MRI

• Fluoroscopy

What material is commonly used as the target in an X-ray tube to produce X-rays?

• Lead

• Aluminum

• Tungsten

• Copper

In a standard radiograph, which tissue type appears whiter due to higher X-ray absorption?

• Air

• Fat

• Muscle

• Bone

What property of a substance primarily determines its ability to absorb X-rays?

• Density

• Color

• Texture

• Temperature

Which radiographic view involves the X-ray beam passing from the front to the back of the body?

• Lateral

• Oblique

• PA (posteroanterior)

• AP (anteroposterior)

What type of contrast agent is often used in contrast radiography to enhance visualization of the gastrointestinal tract?

• Iodine-based

• Barium-based

• Gadolinium-based

• Air

Which imaging technique uses low-energy X-rays specifically designed for breast imaging?

• Fluoroscopy

• Mammography

• Arteriography

• Ultrasound

What is a potential disadvantage of mammography screening?

• High cost

• Exposure to ionizing radiation

• False positive results

• All of the above

Which imaging modality uses sound waves to create images of internal structures?

• Arteriography

• Fluoroscopy

• Mammography

• Ultrasound