BIOL 2252 Digestive – Accurate Answers To All
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Terms in this set (54)
Describe the functions of the Functions of the digestive system:
digestive system and differentiate Take in food
between organs of the alimentary Break down food into nutrient molecules
canal and accessory digestive organs. Absorb molecules into the bloodstream
Rid body of any indigestible remains
Alimentary canal (GI tract): Continuous muscular tube
that runs from the mouth to the anus.
Alimentary organs: mouth, pharynx, esophagus,
stomach, small and large intestine, anus.
Accessory digestive organs: salivary glands, liver,
gallbladder, pancreas, teeth, and tongue.
List and define the major processes Six essential activities:
occurring during digestive system Ingestion: eating
activity Propulsion: movement of food through the
alimentary canal includes:
Swallowing
Peristalsis: major means of propulsion of food that
involves alternating waves of contraction and
relaxation.
Mechanical breakdown: includes chewing, mixing
food with salvia, churning food and segmentation.
Segmentation: local constriction of intestine that
mixes food with digestive juices.
Digestion: involves enzymes that break down
complex food molecules into chemical building
blocks.
Absorption: passage of digested fragments from
lumen of GI tract into blood or lymph
Defecation: Elimination of indigestible substances via
anus in from of feces.
, Describe the location of the Peritoneum: serous membrane of abdominal cavity
peritoneum that consist of
Visceral peritoneum: membrane on external surface
of most digestive organs.
Parietal peritoneum: membrane that lines body wall.
Peritoneal cavity is the fluid filled space between two
peritoneum's.
What are mesenteries and what is they Mesentery is a double layer of peritoneum; layers are
function? fused back-to-back.
Extends from body wall to digestive organs
Provides routes for blood vessels, lymphatics, and
nerves
Holds organs in place and store fat.
Define retroperitoneal and name the Retroperitoneal organs: located outside, or posterior
retroperitoneal organs of the to the peritoneum
digestive system. Includes most of pancreas, duodenum and parts of
large intestine.
Questions
Save
Terms in this set (54)
Describe the functions of the Functions of the digestive system:
digestive system and differentiate Take in food
between organs of the alimentary Break down food into nutrient molecules
canal and accessory digestive organs. Absorb molecules into the bloodstream
Rid body of any indigestible remains
Alimentary canal (GI tract): Continuous muscular tube
that runs from the mouth to the anus.
Alimentary organs: mouth, pharynx, esophagus,
stomach, small and large intestine, anus.
Accessory digestive organs: salivary glands, liver,
gallbladder, pancreas, teeth, and tongue.
List and define the major processes Six essential activities:
occurring during digestive system Ingestion: eating
activity Propulsion: movement of food through the
alimentary canal includes:
Swallowing
Peristalsis: major means of propulsion of food that
involves alternating waves of contraction and
relaxation.
Mechanical breakdown: includes chewing, mixing
food with salvia, churning food and segmentation.
Segmentation: local constriction of intestine that
mixes food with digestive juices.
Digestion: involves enzymes that break down
complex food molecules into chemical building
blocks.
Absorption: passage of digested fragments from
lumen of GI tract into blood or lymph
Defecation: Elimination of indigestible substances via
anus in from of feces.
, Describe the location of the Peritoneum: serous membrane of abdominal cavity
peritoneum that consist of
Visceral peritoneum: membrane on external surface
of most digestive organs.
Parietal peritoneum: membrane that lines body wall.
Peritoneal cavity is the fluid filled space between two
peritoneum's.
What are mesenteries and what is they Mesentery is a double layer of peritoneum; layers are
function? fused back-to-back.
Extends from body wall to digestive organs
Provides routes for blood vessels, lymphatics, and
nerves
Holds organs in place and store fat.
Define retroperitoneal and name the Retroperitoneal organs: located outside, or posterior
retroperitoneal organs of the to the peritoneum
digestive system. Includes most of pancreas, duodenum and parts of
large intestine.
