Contrast is administered when acquiring axial CT images of the neckA) for localization purposes.
B) to obtain diagnostic information about the vessels.
C) a and b
D) Neither a nor b
Question 2
The thyroid gland is visualized easily on CT sectional images of the neck becauseA) it is adjacent to the internal jugular vein, so it absorbs contrast that is administered intravenously.
B) it is adjacent to the common carotid artery, so it absorbs contrast that is administered intravenously.
C) its density is similar to cartilage.
D) it naturally contains iodine.
Electron Microscope Images of a Diatom
Scorpions, Spiders and Sharks: Electron-Microscope Images
The cranial and facial bones of the axial skeleton.
Pelli-Robson contrast sensitivity chart.
Examples of the most common X-ray positions and the images they produce.
Localization and translational regulation of actin messenger RNA