Science Quiz / The Digestive System

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Can you name the The Digestive System?

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QuestionAnswer
Buffer Systems resist ____ change
In the small intestine: most _________ are absorbed along with _______
________ is converted into ________ by HCL
Pancreas: the lower located exocrine cell
Epiglottis closes, ________ contracts
Cells in stomach that release HCL
The Common bile duct connects to the ____________ where they the opening is controlled by the ____________
Trachea is blocked by _____ when swallowing
Breaking of food in molecular builidng blocks using acids and enzymes in the GI system
Mucosa in stomach is lined with cells that secrete _______ which forms 1-1.5 ____ protect layer which neutralizes _________ in the immediate area
henderson hasselbalch equation (no spaces)
Layers of gastrointestinal wall from outer to inner (5)
Phase when food is in duodenum/upper small intestine
Bilirubin is broken into ___________, the brown characteristics of _______
Tongue functions: spreads _______, helps shape food into a _______, and sense of _______
H+ secretion and Bicarbonate reabsorption occurs in the ____
Bil pigment that is a breakdown product of hemoglobin
Pancreas: cells secrete enzymes
Bursting Activity: Stimulation by _____ and ____ cause hyperpolarization
Another name for gastrointestinal tract
An example of a weak acid absorbed in stomach
Small Intestine: Passive transport (2)
Food enters stomach stimulating release of ______ hormone which stimulates release of ______
Parietal cells and Chief cells are located in the _____ of the ____
In the stomach: _______ turns protein into ______
Cells in stomach that release pepsinogen
Nervous regulation of gastrin: _______ fibers of the _____ nerve and local _______
In the brush border: _________ turns dissacharides into ________
Involuntary waves of contraction
Kidneys secrete ____ and reabsorb ___- from tubules
pH is controlled by these (3)
3 Inputs of gastric secretion
Endocrine glands in mucosa: secrete hormones into blood, carried by _______to _________, then returned to GI through _______ system
________ are produced by the epithelial duodenum and then transport lipids in the lymph duct
3 exocrine glands outside of the GI tract
GI tract receives both _______ and _________ innervation
QuestionAnswer
The GI tract can undergo both ______ and ______ contractions
small molecules from digestion crossing from small intestine into blood and lymph
Phase when food enters stomach
In the small intestine: __________ turns polysaccharides into__________
Secretin is triggered by ________
Outermost layer of gastrointestinal wall
Things absorbed in the stomach (3)
Short secretion loop: stretch receptors to _______ to increase secretion of HCl vs. Long loop, stretch receptors to _______ to increase secretion of HCL
CCK is triggered by __________ and ________ in the __________
Intestinal Phase Major Hormone
Bile is made of bile _____and bile _______
Small Intestine: Active transport of (5)
Food in _______triggers nervous reflex causing __________ to deliver saliva through ducts
Swallowing Reflex: _____ stimulated by bolus
Bursting Activity: At the burst of BP the ________ contracts
condition when pH < 7.4
Bile is secreted by _______ cells
Made in the small intestine, promotes gastric secretion
____ liters absorbed by small intestine dailiy
Increase in CO2 -> pH goes ___
Hormonal regulation of gastric secretion: respones to gastrin: released into blood from walls of _______
Bicarbonate Buffer System controls pH of _____
In the small intestine: ______ turns fat into ________ (3)
The stomach secretes ______ which partially digests stuff
The hormone ________ gall bladder contraction and relaxation of sphincter of oddi
Chylomicrons turn into a mix with _______
The _____ produces bile due to hormone ______ in response to __________ in the duodenum
The common bile duct is the _________ and _________
In the Gastric Phase Excitatory signals are _____
Content of saliva: protects mouth lining against abrasion, lubricates food for easier swallowing
Swallowing reflex: action potential end up in ________ where the _______ is
The stomach environment is ______
Nerve plexus in submucosa
Respiratory systems have an ____ compared to kidneys which have a ____ response, but are most ____
Secretin inhibits ____________, and stimulates relase of _____ solution from liver
Phase before food enters stomach
QuestionAnswer
Three phases of gastric secretion in order
In the Intestinal Phase, Excitatory signals are ____, inhibitory ones are _____
in the small intestine: ________ or _______ turns polypeptides into smaller polypeptides
For H and HCO3 equation to become a right shifted reaction
Phosphate buffer system controls pH of ____ and _____
CCK triggers release of ___________
Enterogastrone is released by ______ cells of the ________ and is trigerred by _______
Protein buffer system operates on the ____ system
Nerve plexus between longitudal and circular layer
Chylomicron and lacteal solution is called ______ and goes to the ________ emptied into the blood stream at the ______
Swallowing Reflex: action potential to cranial nerves in this order (Numbers out)
In the small intestine: ________ turn fat globules into ______
In the small intestin: _______ or ______ turns small polypeptides into _________
Four functional aspects of GI system (SDAM)
pH going down is becoming more ___
Swallowing Reflex: action potential to cranial nerves in this order (written out)
The spot where the next peristaltic contraction will occur in _ seconds
Pharynx leads to both the ________ and ______
Up Alveolar ventilation -> CO2 goes ___ -> pH goes ______
condition when pH > 7.4
Thick mixture of food particles and secreted fluids produced in stomach
In the oral cavity, __________ turns starch into _________
Pancreas: cells secrete bicarbonate
Content of saliva: splits starch into smaller polysaccharides
Kidney acid-base regulation: ____ ions in tubular lumen combine with _____ ions to form water and co2
Gastric acid is ____
In the brush border: ___________ turns small peptides into _______
Entergastrone ________ gastric secretion and _______
Bursting Activity: At rest, ______ occur
Path of the gastrointestinal tract (6)
Release of gastrin is triggered by _________ which is caused by ______ which triggers _____ nerve to increase _______
Bursting Activity: Stimulation by _____, _____, and ____ cause depolarization
Saliva contains three elements:
More than __ liter of saliva secreted daily

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Created May 3, 2012ReportNominate
Tags:digestive, system

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