Quiz Chapter 23 Digestive System
______________ complete(s) digestion of carbohydrates, proteins, and nucleic acids (i.e. breaks down food into its monomers).
Brush border enzymes
Which of the following is an accessory organ? A) large intestine B) buccal cavity C) esophagus D) salivary glands
D) salivary glands
__________ begins digestion of starch in the _________.
Salivary amylase, mouth
__________ involves the passage of digested end products from the lumen of the GI tract through the mucosal cells by active or passive transport into the blood or lymph.
absorption
Bile is produced by the gallbladder. true false
false
Excessive concentrations of bile pigments in the blood can lead to ___________.
jaundice
__________ are long, slow-moving but powerful contractile waves that expel feces into the rectum.
mass movements
Which gland cells of the stomach produce hydrochloric acid (HCl)?
parietal cells
Which digestive function is associated with the esophagus?
propulsion
The _________ of the stomach is the terminal area that is continuous with the duodenum of the small intestine.
pylorus
The body's major digestive organ is the ___________.
small intestine
The internal anal sphincter is composed of __________ and under __________ control.
smooth muscle, involuntary
The chemical digestion of protein begins in the __________.
stomach
Which tissue type found in the mouth helps to withstand abrasion?
stratified squamous epithelium
Gastric contractile activity consists of propulsion, grinding, and retropulsion. true false
true