GLY1102 Topic 27

Although some fossilized dinosaur organs have been recovered, none of these is of a heart.
False
Bacterial infection from bites and scratches may have been lethal to dinosaurs.
True
Three-dimensional vision occurs because each eye sees an object at a slightly different angle, therefore, projecting a slightly different image on the retina.
True
In rare cases, internal organs may be represented as fossil molds or casts, even more rarely they are mineralized.
True
Allosaurus and Carcharadontosaurus had binocular fields of vision half as wide and more similar to modern alligators. These dinosaurs may have ben ambush predators.
True
Dinosaurs developed tumors, had arthritis, and suffered from diffuse idiopathic skeletal hyperostosis (DISH).
True
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The blood pressure required to pump blood from the heart to the head is a function of the distance and elevation of the head form the heart.
True
A hatchling of this dinosaur was found in Italy with fossilized traces of muscles, large intestines, windpipe, and a liver spot.
Scipionyx
Binocular vision occurs where the two monocular fields of view overlap and it is within the binocular range that an animal experiences depth perception.
True
Active predators tend to have a narrower range of depth perception than scavengers or ambush predators.
False
All animals have different monocular and binocular ranges of vision.
True
Active predators tend to have a narrower range of depth perception than scavengers or ambush predators.
False
Animals with a wide range of depth perception are more often ambush predators, lying in wait until their prey comes close and within their range of depth perception.
False
A mature Brachiosaurus may have held its head 43 feet (13m) above the ground, more than twice the height of a giraffe.
True
An infection of the toe on the right food of “Big Al” the Allosaurus contributed to his death.
True
The crest of a lambeosaurines is hollow with a complex series of tubes inside, connecting to the nose and throats.
True