DIGESTIVE SYSTEM

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DIGESTIVE SYSTEM
Paula Rodriguez-Picavea Perez
Flashcards by Paula Rodriguez-Picavea Perez, updated more than 1 year ago
Paula Rodriguez-Picavea Perez
Created by Paula Rodriguez-Picavea Perez over 5 years ago
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Question Answer
Digestive tract Also called the gastrointestinal tract, is a long twisting tube that starts at the mouth and ends at the anus.
Secretions Contain substances involved in breaking down or digesting food.
Accessory glands Are complex organs that secrete substances into the digestive tract.
Mouth Is the entrance to the digestive tract.It is closed by the lips.It leads to the pharynx.Contains the tongue and teeths.The salivary glands produce and secrete saliva.
Pharynx Is a muscular tube that connects the digestive system to the respiratory system.
Epiglottis Covers the glottis.Stops food from entering the respiratory system.
Oesophagus It is normally closed,opens when food is ingested.Connects the pharynx to the stomach.
Stomach It has three layers of muscle that allow it to perform movements to mix food and gastric acid.
Liver Contains small ducts secreted by the liver cells.
Gallbladder Is located under the liver.Its function is to store bile.
Pancreas Is a long narrow gland with two ducts: main pancreatic duct (crosses the hole pancreas)
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