Major tick-borne diseases transmitted to dogs in the United States include: â¢ Lyme disease, which comes from the deer tick, can cause stiffness, lameness, swollen joints, loss of appetite, fever and fatigue. Your dog may not show signs of the disease until several months after infected.
The small intestine begins at the duodenum, which receives food from the stomach. It is a tubular structure, usually between 6 and 7 m long. The area of the human, adult small intestinal mucosa is about 30 m 2.
Human organ systems. Humans have nine major organ systems which make the seven life processes: 1) The Digestive System. Digestion breaks down food into simpler substances so it can be used and absorbed into the body.It takes place in the alimentary canal, (food tube), mainly in the stomach and small intestine. Digested food is absorbed into the blood system.umans have nine major organ systems which make the seven life processes: 1) The Digestive System. Digestion breaks down food into simpler substances so it can be used and absorbed into the body.