BIO 256 EXAM 1 REVIEW LATEST
UPDATE VERIFIED QUESTIONS &
DETAILED EXPLANATIONS GRADED
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function of digestive system - Answer: processes food, extracts
nutrients and eliminates residue
the physical breakdown of food into smaller parts - Answer:
mechanical digestion
A series of hydrolysis reactions that break dietary
macromolecules into their monomers - Answer: chemical
digestion
6 accessory organs - Answer: teeth, tongue, salivary glands,
liver, gallbladder, pancreas
what makes up the gi tract - Answer: stomach and intestines
, mechanical digestion occurs where - Answer: grinding of teeth
and churning of stomach and small intestine
chemical digestion occurs where - Answer: digestive enzymes
produced by salivary glands, stomach, pancreas, and small
intestine
most absorption occurs where - Answer: small intestine
small mucosal projections that increase surface area for
absorption - Answer: villi
permanent transverse folds in the intestinal lining - Answer:
circular folds
four layers of the digestive tract - Answer: mucosa, submucosa,
muscularis externa, serosa
(from inner to outer)
the submucosal plexus is located ____ - Answer: in the
submucosa layer
UPDATE VERIFIED QUESTIONS &
DETAILED EXPLANATIONS GRADED
A+
Professional Academic Assistance Services
function of digestive system - Answer: processes food, extracts
nutrients and eliminates residue
the physical breakdown of food into smaller parts - Answer:
mechanical digestion
A series of hydrolysis reactions that break dietary
macromolecules into their monomers - Answer: chemical
digestion
6 accessory organs - Answer: teeth, tongue, salivary glands,
liver, gallbladder, pancreas
what makes up the gi tract - Answer: stomach and intestines
, mechanical digestion occurs where - Answer: grinding of teeth
and churning of stomach and small intestine
chemical digestion occurs where - Answer: digestive enzymes
produced by salivary glands, stomach, pancreas, and small
intestine
most absorption occurs where - Answer: small intestine
small mucosal projections that increase surface area for
absorption - Answer: villi
permanent transverse folds in the intestinal lining - Answer:
circular folds
four layers of the digestive tract - Answer: mucosa, submucosa,
muscularis externa, serosa
(from inner to outer)
the submucosal plexus is located ____ - Answer: in the
submucosa layer