BIO 256 Exam 1 Review (2025/2026) Updated:
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Terms in this set (68)
function of digestive processes food, extracts nutrients and eliminates
system residue
the physical breakdown of mechanical digestion
food into smaller parts
A series of hydrolysis chemical digestion
reactions that break
dietary macromolecules
into their monomers
teeth, tongue, salivary glands, liver, gallbladder,
6 accessory organs
pancreas
what makes up the gi tract stomach and intestines
mechanical digestion grinding of teeth and churning of stomach and small
occurs where intestine
chemical digestion occurs digestive enzymes produced by salivary glands,
where stomach, pancreas, and small intestine
most absorption occurs small intestine
where
, small mucosal projections villi
that increase surface area
for absorption
permanent transverse circular folds
folds in the intestinal lining
four layers of the digestive mucosa, submucosa, muscularis externa, serosa
tract (from inner to outer)
the submucosal plexus is in the submucosa layer
located ____
the myenteric plexus is muscularis externa
located between two
layers of the
function of submucosal control glandular secretions of mucosa and
plexus movement of muscularis mucosae
function of myenteric controls peristalsis and other contractions of
plexus muscularis externa
what are the three salivary parotid, submandibular, sublingual
glands
begins starch and fat digestion, inhibits bacterial
function of saliva growth, binds food together to form bolus, dissolves
molecules to stimulate taste buds
two enzymes in the saliva salivary amylase and lingual lipase
begins starch digestion and breaks down
salivary amylase function
polysaccharides
activated by stomach acid and digests fat after food is
lingual lipase function
swallowed and breaks down triglycerides
what is deglutination swallowing
first phase of swallowing oral phase (voluntary control)
second phase of pharyngeal phase (involuntary control)
swallowing
EXAM QUESTIONS WITH ACCURATE ANSWERS |
GET IT RIGHT!!
Save
Terms in this set (68)
function of digestive processes food, extracts nutrients and eliminates
system residue
the physical breakdown of mechanical digestion
food into smaller parts
A series of hydrolysis chemical digestion
reactions that break
dietary macromolecules
into their monomers
teeth, tongue, salivary glands, liver, gallbladder,
6 accessory organs
pancreas
what makes up the gi tract stomach and intestines
mechanical digestion grinding of teeth and churning of stomach and small
occurs where intestine
chemical digestion occurs digestive enzymes produced by salivary glands,
where stomach, pancreas, and small intestine
most absorption occurs small intestine
where
, small mucosal projections villi
that increase surface area
for absorption
permanent transverse circular folds
folds in the intestinal lining
four layers of the digestive mucosa, submucosa, muscularis externa, serosa
tract (from inner to outer)
the submucosal plexus is in the submucosa layer
located ____
the myenteric plexus is muscularis externa
located between two
layers of the
function of submucosal control glandular secretions of mucosa and
plexus movement of muscularis mucosae
function of myenteric controls peristalsis and other contractions of
plexus muscularis externa
what are the three salivary parotid, submandibular, sublingual
glands
begins starch and fat digestion, inhibits bacterial
function of saliva growth, binds food together to form bolus, dissolves
molecules to stimulate taste buds
two enzymes in the saliva salivary amylase and lingual lipase
begins starch digestion and breaks down
salivary amylase function
polysaccharides
activated by stomach acid and digests fat after food is
lingual lipase function
swallowed and breaks down triglycerides
what is deglutination swallowing
first phase of swallowing oral phase (voluntary control)
second phase of pharyngeal phase (involuntary control)
swallowing
