Excretion of Semi-Solid Waste. One of the major and most important duties assigned to this system is the removal of indigestible, semi - solid waste products that, moving along the alimentary canal, enter the large intestine for their temporary storage.
Mr. Pettibone is Goofy's pet kitten who appeared in Mickey Mouse Works (in the short Goofy's... Mr. Pettibone is Goofy's pet kitten who appeared in Mickey Mouse Works (in the short Goofy's Big Kitty) and in Mickey Mouse Clubhouse. Mr. Pettibone debuted in the short Goofy's Big Kitty...
Cancellous or Spongey Bone. Cancellous or spongey bone is found forming the core of most flat and irregular bones. It is also very prevalent in the epiphyses(ends) of long bones. The construction of this osseous tissue type is quite different than that of compact bone. One key difference is the absence of osteons! Spongey bone as the name implies is more open and in cross-section offers a compartmentalized appearance not unlike that of a sponge.