ingestion
eating the process by which food is taken into the gastrointestinal tract
digestion
The process by which complex foods are broken down into smaller nutrients, the body can use
absorption
processed by which completely digested nutrients are absorbed into the bloodstream and transported to the cells throughout the body
elimination excretion
The process in which waste and indigestible materials are eliminated from body
mouth
chemical and mechanical digestion
Chemical digestion in the mouth
occurs through special proteins, called enzymes found in the saliva that helped to breakdown food into smaller digestible parts
mechanical digestion in the mouth
occurs through mastication fancy word for chewing food is crushed and ground in this small pieces by the teeth
pharynx
passageway to the esophagus digestive system, and larynx respiratory system
esophagus
passageway to stomach
stomach
chemical and mechanical digestion
Chemical digestion in the stomach
also occurs through digestive enzymes that continue to break down the food into smaller and smaller molecules
mechanical digestion in the stomach
The stomach lining contains muscle muscles, which physically squeeze and mix the food with strong digestive juices. We call this churning.
small intestine
nutrient absorption
large intestine colon
absorption of excess liquid and elimination of waste
salivary glands
produce and secrete saliva contains enzymes that help break down food
pancreas
releases digestive enzymes into the small intestine
liver
produces bile to breakdown fats
gallbladder
storage of bile
irritable bowel syndrome
intermittent cramping and a abdominal pain, constipation or diarrhea, causes unknown, but can be aggravated by stress or certain food
diverticulitis
inflammation or infection of the intestinal wall
Diverticula are small bulging pouches that form in the wall of your intestines
hemorrhoids
swollen and inflamed veins in the rectum and anus that cause discomfort and bleeding
celiac disease
A hereditary autoimmune disease where the ingestion of gluten triggers immune system to attack and damage the lining of the small intestine can lead to malabsorption
s and s classic symptom is diarrhea other symptoms include bloating, gas, abdominal pain, anemia, and osteoporosis due to male absorption 
appendicitis
inflammation of the appendix
hepatitis
inflammation of the liver usually caused by a viral infection hep A foodborne hep b blood-borne
Hep C blood-borne
s and s yellow skin is caused by the buildup of bilirubin in the blood
