Tests to diagnose Crohn's disease include: 1  Barium enema or upper GI series. 2  Colonoscopy or sigmoidoscopy. 3  Computed tomography (CT scan) of the abdomen.  Endoscopy, including capsule 1  endoscopy. Magnetic resonance imaging (MRI) of the abdomen.  Enteroscopy.
Most species in this family sever the spinal chord of their prey with their canines. Species in this family have rounded heads and short muzzles. They have excellent eyesight and hearing and a good sense of smell. The big cats in this family, like the lion, tiger, jaguar and leopard, can roar, but they can not purr.
There are many different animal classes and every animal in the world belongs to one of them. The five most well known classes of vertebrates (animals with backbones) are mammals, birds, fish, reptiles, amphibians.They are all part of the phylum chordata -- I remember  chordata  by thinking of spinal chord. There are also a lot of animals without backbones.here are many different animal classes and every animal in the world belongs to one of them. The five most well known classes of vertebrates (animals with backbones) are mammals, birds, fish, reptiles, amphibians. They are all part of the phylum chordata -- I remember  chordata  by thinking of spinal chord.