MRI has a tendency to overdiagnose PLC injury (4). In some cases it can be difficult to decide whether there is a burst fracture with a torn PLC or distraction with a torn PLC and a compression fracture (figure). You have to decide what you think is the main issue: the collapse of the vertebral body or the distraction.
Glowing in Several Colors. When fireflies give off light, they do so in a handful of different colors. These colors include vivid yellow, yellowish-orange, green and yellowish-green. Fireflies from different species often glow in different colors.
You see, fireflies contain a chemical in their abdomen called luciferin. When that chemical combines with oxygen and with an enzyme called luciferase, the ensuing chemical reaction causes their abdomen to light up.ome females will glow to lure a male to her and then â chomp! â he becomes dinner. The final reason that fireflies glow is to deter predators. Fireflies are filled with chemicals called lucibufagins, which is hard to say and even harder to swallow â they taste terrible.