Assertion: chest cavity's trachea | /r/HasProperty | centered
Facets:
Source sentences:
text: Radiologists consider a chest X-ray to be of good quality when the trachea is centered and equidistant from the head of the clavicle on both sides, the spine is visible as a transparent structure through the heart shadow, and there is full inspiratory effort (the right 6th rib is at the midpoint of the hemidiaphragm on that side).