The Digestive System Answers
Flashcard maker : Niamh Mitchell
Alimentary Canal or Gastrointestinal Tract (GI tract)
Organs of the digestive system form an irregularly shaped tube
Mechanical Breakdown of Food
An example of churning of food in the stomach
Occurs when digestive enzymes act on food as it passes through the digestive tract
Waste material resulting from the digestive process
Digestion, Absorption, Metabolism
The processes of food
Composes the serosa of the digestive tube in the abdominal cavity
Mouth . . . . Anus
Where the digestive tract extend from and to
The inside or hollow space within the alimentary canal
Mucosa (mucous membrane)
The inside layer of the digestive tract
Connective tissue layer that lies beneath the lining of the digestive tract
Process of muscularis contractions that moves food through the gastrointestinal tract
Outermost covering of the digestive tube
Loops of the digestive tract anchored to the posterior wall of the abdominal cavity
Mouth, Stomach, Cecum, Esophagus, Rectum, Pharynx
Main organs of the digestive system
Parotids, Liver, Appendix, Teeth, Gallbladder, Pancreas
Accessory organs of the digestive system
Uvula, Palatine bones, Maxillary bones, Soft palate
Parts of the roof of the mouth
Largest of the papillae on the surface of the tongue
First baby tooth appears (on average)
Portion of the tooth covered with enamel
Surrounds the wall of the pulp cavity
Is NOT a part of the deciduous arch
7 to 8 years old
Age that permanent central incisor erupts
17 to 24 years
Third molar appears
Open into the floor of the mouth
The volume of saliva secreted per day
Mumps are an infection of what gland?
Incisors are used during mastication to . . .
Another name for the third molar
Chewed food forms into a small rounded mass called . . .
Tubelike structure that functions as part of both respiratory and digestive systems.
Pharynx connects the mouth with . . .
The esophagus serves as a passageway for movement of food from the pharynx to the . . . .
Gastroephageal or Cardiac Sphincter
Food enteres the stomach by passing through the muscular __________ at the end of the esophagus.
Food mixed with gastric juices, broken down into a semisolid mixture . . .
Fundus, Body, Pyloris
Divisions of the stomach
Food is held in the stomach by the _______ ______ muscle long enough for partial digestion to occur.
After food has been in the stomach for approximately 3 hours, the chyme will enter the . . . . .
Semisolid mixture of stomach contents
Muscle contractions of the digestive system
Used to heal ulcers and prevent recurrences
Lower left border of stomach
Condition that may result in backward movement or reflus of stomach contents into the lower portion of the esophagus
Drug used to treat GERD
Upper right border of stomach
Jejunum, Ileum, Duodenum
Parts of the small intestine
Plicae, Microvilli, Brush border
Increase the surface area of the intestine for absorption
Common bile duct
Cystic duct and hepatic duct form ________.
Duct, when obstructed, will lead to jaundice . . . .
Mouth, teeth, tongue, salvary glands, pharynx, esophagus, small intestine, large intestine, liver, gallbladder, pancrease, appendix, rectum, anal canal, anus
Organs of the digestive system
Keeps food from entering nasal cavity.
A thin membrane that attaches the tongue to the floor of the mouth.
How many baby teeth do humans have?
Chewing squeezes the parotid glands
Why does chewing hurt during the mumps?
The lining of the stomach “folds” when empty.
“Tiny fingers” that cover the plicae
Underneath the liver
Where is the gallbladder?
Solid clumps of cholesterol that have crystalized
What secretes bile?
Function of bile in digestion?
Where is the pancreas?
Right side. Directly attached to the cecum
Where is appendix?