Ventricular tachycardia can be difficult to differentiate from other causes of broad complex tachycardia. The following characteristics aid in the identification of VT.Features common to any broad complex tachycardia. Rapid heart rate (> 100 bpm). Broad QRS complexes (> 120 ms).
Eyeshine is a visible effect of the tapetum lucidum. When light shines into the eye of an animal having a tapetum lucidum, the pupil appears to glow. Eyeshine can be seen in many animals, in nature and in flash photographs.his classification does not include tapeta lucida in birds. Kiwis, stone-curlews, the boat-billed heron, the flightless kakapo and many nightjars, owls, and other night birds such as the swallow-tailed gull also possess a tapetum lucidum.
Few things are as creepy as the thought of a parasite gaining entry to your body. Tapeworms are parasites that take up residence in the intestines of humans or animals. They only choose hosts with backbones, so invertebrates aren't affected by them.or example, one segment of the common tapeworm (Dipylidium caninum), which is usually found in dogs and cats, can be just the size of a grain of sand, leading people to think the entire tapeworm is quite tiny. This is a misconception, however, as the whole tapeworm can be about 6 inches or more in length.