Delays with speech and language skills can include: 1  Being later to begin to use words to communicate. 2  Being later to combine words into sentences. 3  Having more difficulty following instructions than others of the same age.
Diference between frog and human digestive system is that the frog have cloaca instead of anus in human being.
The stomach is an organ of the digestive system. It is an expanded section of the digestive tube between the esophagus and small intestine. Its characteristic shape is well known. The right side of the stomach is called the greater curvature and the left the lesser curvature. The most distal and narrow section of the stomach is termed the pylorus-as food is liquefied in the stomach it passes through the pyloric canal into the small intestine.