Chapter 16: Nutrition and the Digestive System Flashcards
Breaking down food into simpler substances that the cells can use is the process of
Digestion
Mastication is the process of
Chewing
Fats plus lipase plus water produces
Glycerol
The digestion of the food begins in the mouth through the action of the enzyme ___
Amylase
The lining of the entire alimentary canal has _____ layers or also known as ______
4 Layers
Tunics
The _________ is responsible for propelling food along by Peristalsis
Tunica Muscularis
The Mesentery is an extension of the ___ ____
Visceral Peritoneum
The Anterior part of the roof of the mouth is the ______
Hard Palate
The septum dividing the tongue
Lingual Frenulum
The tongue is supported by the ____ bone
Hyoid
Saliva is mostly water, but an important chemical activator in it is
Chloride
If the mumps virus infects the pancreas, it can cause
Diabetes
The _____ extend slightly into each tooth socket
Gingivae
Infants teeth are called ____ teeth
Deciduous (Temporary)
Teeth can have as many as ___ root projections
three
Tooth decay is also called
Dental caries
The three parts of the pharynx
Nasopharynx, oropharynx, laryngopharynx
The tube connecting the laryngopharynx and the stomach is the _____
Esophagus
The Esophagus passes through the _____ and ______
Mediastinum and Diaphragm
The stomach begins with the ______ and ends at the ____
Duodenum
Ileum
Ulcers can be caused by excess ___ or ___
Acid
Bacteria
Alpha and beta cells of the pancreas secrete ___ and ___
Glucagon
insulin
Another cell of the pancreas that secretes enzymes
Acini
There are ____ major functions of the liver
six
The functions of the gallbladder are ____ and ____
Storage
Concentration
The walls of the small intestine are protected from digestion by ____
Mucus
The folds of the small intestine are called ____, and the projections ____
Plicae
Villi
The bowel begins with the ____ and ends at the ____ canal
Cecum
Anal Canal
The end of the alimentary canal is the _____
anus
The final act of the digestive system is ______
Defecation
Hepatitis can be caused by the virus ___ or _____
A and B
Gallstones are caused by
Cholesterol
A chronic, inflammatory bowel disease with unknown origin is
Crohn’s Disease
Diverticulosis is a disorder characterized by ______ in the muscular layer of the colon
Herniation
Inflammation and enlargement of rectal veins is _____ or _____
Hemorrhoids or piles