Name the first form of medical imaging used to look at gross structures inside the body. It has been used in medicine since the 1940s and provides 'pictures' of internal structures in two-dimensional images where bones appear white, hollow structures (e.g. lungs) appear black, and structures of intermediate density (e.g. skin, fat, and muscle) appear as varying shades of gray.
A) magnetic resonance imaging
B) computed tomography
C) radiography
D) ultrasound scanning

Question

Quizplus · Accepted Answer

Radiography, commonly known as X-ray imaging, is the correct answer because it was the first form of medical imaging used to visualize the internal structures of the body in the manner described. It has been in use since the late 19th century, well before the 1940s mentioned in the question, and indeed produces two-dimensional images where bones appear white and other structures vary in shades of gray depending on their density.

Name the First Form of Medical Imaging Used to Look