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Ch.25-26
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The process of altering the chemical and physical composition of food so that it can be absorbed and used by the body cells is known as:
Digestion
The inner most layer of the GI wall is called the:
mucosa layer
The ____ consists of two maxillary bones and two palatine bones.
hard palate
The dorsal surface of the tongue is covered with rough elevated projections called:
papillae
All of the following are paris of salivary glands except the:
parotids
submandibulars
sublinguals
submucosa
submucosa
Early in life, 20 deciduous teeth appear. Later these are replaced by __ permanent teeth.
32
The _____ is a collapsible tube that extends from the pharynx to the stomach.
esophagus
The sphincter muscle that controls the opening of the esophagus into the stomach is the _____ sphincter.
cardiac
The epithelial lining of the stomach is thrown into folds, which are called:
rugae
Gastric glands contain two major secretory cells called _____ cells and _____ cells.
cheif; parietal
The uppermost division of the small intestine is the:
Duodenum
The intestinal lining has circular folds that contain many tiny projections called:
villi
The large intestine is divided into the:
cecum, colon, and rectum.
The structure that permits material to pass from the ileum into the large intestine is the:
ileocecal valve
A fan-shaped projection of the parietal peritoneum is called the:
mesentery
The largest gland in the body is the:
LIVER
The hepatic duct merges with the cystic duct from the gallbladder, forming the ____ duct.
the common bile
The main components of bile contain all of the following except:
bile salts
bile pigments
vitamins
cholesterol
vitamins
The function of the gallbladder is to:
store bile
The organ that is composed of both endocrine and exocrine tissue is the:
pancreas
Chemical digestion requires the secretion of ______ into the lumen of the GI tract.
digestive enzymes and bile
The process of deglutition includes all of the following except the _____ stage.
the oral
the pharyngeal
the esophageal
the laryngeal
the laryngeal
The wave-like ripple of the muscle layer of the GI tract is called:
peristalsis
Fats and other nutrients in the duodenum stimulate the intestinal mucosa to release a hormone called:
gastric inhibitory peptide
The chemical prcess in which a compound unites with water and then splits into simpler compounds is called:
hydrolysis
Because fats are insoluable in water, they must be:
emulsified
Saliva contains the enzyme:
amylase
Stimulation of gastric juice secretion occurs in all of the following phases except the ____ phase.
cephalic
digestive
gastric
intestinal
digestive
The ejection of bile from the gallbladder is controlled by whcih hormones?
CCK and secretin
The final stage in lipid transport by the intestines is the formation of:
chylomicrons
The act of expelling feces is called:
defecation
_____ is a general term referring to the inflammation of the liver.
Hepatitis
Author
Sunni7
ID
195102
Card Set
Ch.25-26
Description
Anatomy & Physiology
Updated
1/25/2013, 1:26:45 AM
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