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The digestive tract has four major layers: mucosa, submucosa, muscularis externa, and ______________.
serosa
Which of the following abdominal organs does not assist in the digestive process?
A. pancreas
B. gallbladdder
C. liver
D. spleen
spleen
What is the normal path that food takes through the digestive tract?
oral cavity,
pharynx,
esophagus,
stomach,
small intestine,
large intestine,
rectum, &
anus
The part of the intestine that is responsible for controlling and coordinating contractions of the smooth muscle is located in the _________.
submucosa
The _________ covers the muscularis externa along most portion of the digestive tract within the paritoneal cavity.
The network of nerves that is responsible for sympathetic and parasympathetic functions is located in the _________.
muscularis externa
Most of the digestive tract is lined with _________.
simple columnar epithelium
The type of epithelial tissue found in the oral cavity, esophagus, and anus is called _________.
stratified squamous epithelium
The process of using waves of muscular contraction to propel material from one part of the digestive tract to another is called __________.
peristalsis
Functions of the oral cavity include __________.
A. mechanical processing
B. begins the digestion of carbohydrates and lipids with salivary enzymes
C. lubricates material by mixing it with mucus and saliva
D. all of the above
all of the above
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