The first portion of the cricoid cartilage to appear on axial CT images, arranged in descending order, is the
A)anterior aspect.
B)posterior aspect.
C)lateral aspect.
D)The entire cricoid cartilage appears at the same time.

Question

Quizplus · Accepted Answer

The cricoid cartilage is shaped like a signet ring, with the broader lamina portion located posteriorly. On axial CT images, the posterior aspect of the cricoid cartilage appears first as the scan moves from superior to inferior, due to its greater height compared to the anterior arch.

The First Portion of the Cricoid Cartilage to Appear on Axial