Anatomy
The taking of food into the mouth.
Ingestion
What are the two major subsystems of the digestive system?
digestive tract, accessory structures
without symptoms
asymptomatic
the process by which large complex molecules in food are broken down into smaller molecules that can be used by the body.
Digestion
Your Small Intestine Is Longer Than Your Large Intestine
True or false
True
The elimination of indigestible substances from the body as feces.
Defecation
The breakdown of nutrients into components that can be absorbed into the body
digestion
they do perform such procedures as liver biopsy and endoscopic examination
gastroenterologists
rings of muscle which separate one section of the body from another.
Sphincters
Your Digestive System Has Its Own Nervous System
True or false
True
The movement of food through the alimentary canal. It includes swallowing, whis is initiated voluntarily, and peristalsis, an involuntary process
Propulsion
The process of producing and releasing chemicals that aid in digestion
secretion
an enzyme secreted in the stomach that begins the digestion of proteins
pepsin
What process keeps the food moving down the esophagus?
Peristalsis
Emotions Can Affect Your Digestive System
True
Length of GI tract
30ft
The removal of waste
excretion
is a protrusion of any organ, tissue, or structure through the wall of the cavity in which it is naturally contained
hernia
What is the function of mucus in the stomach?
Mucus protects the stomach from its own acidic environment.
The average person produces 2 pints of saliva every day?
True
A term used to describe food after it has been chewed and mixed with saliva
Bolus
What are the four layers of the gastrointestinal tract?
mucosal, submucosal, muscularis, serosa
an inguinal hernia is usually reducible; that is it can be pushed back into its normal place
in early stages