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143 Cards in this Set
- Front
- Back
Form bilirubin Synthesize plasma protein Metabolize carbohydrates Are all functions of |
The liver |
|
What nerves are in the tongue? |
Never 7, nerve 9, nerve 12 |
|
Colon absorbs |
Water, minerals, and vitamins |
|
What is the first part of the small intestine? |
Duodenum |
|
Where does MOST digestion occur |
In the duodenum |
|
Where does MOST absorption happen? |
Jejunum |
|
The duodenum neutralizes stomach acid and does not have |
Gastric pits |
|
Duodenum had what kind of digestion |
Chemical |
|
Glucose is broken down into what |
Pyruvic acid |
|
Lipids can be broken down into either |
Fatty acids or glycerol |
|
One gram of fat is equal to how many kilocalories |
Nine |
|
One gram of carb or one gram of protein is equaled to how many kilocalories |
Four |
|
Enzymes that are involved in pancreatic digestion |
Protease, amylase,lipase |
|
Alimentary tube consists of |
Esophagus, stomach, colon |
|
The breakdown of glucose stage 1 is |
Cytochrome transport system |
|
Oxygen is needed for what stages of cellular respiration? |
All three |
|
Dentin is within enamel and forms |
Roots |
|
What is the digestive function of the the liver |
Production of bile |
|
What is the food reservoir in the alimentary tube |
Stomach |
|
Where is the pyloric sphincter located? |
Bottom of the stomach |
|
What prevents backup food from going back into the stomach |
The pyloric sphincter |
|
Facial cranial nerve activates the |
Secretion of saliva |
|
The vagus cranial nerve increases the |
Intestinal peristalsis |
|
What Digestive organ has microvilli on the cells of it's lining? |
Small intestine |
|
What tissue is responsible for peristalsis of the intestines |
Smooth muscles |
|
What organ contains an enormous population of bacteria that produces vitamins to be absorbed |
Large intestine |
|
Protein, catalyst, specific to it's substrate are all characteristics of |
An enzyme |
|
Amylase from the pancreas, in saliva digests |
Starch |
|
Sucrase from the small intestine digests |
Sucrose |
|
Trypsin aids n what kind of digestion |
Protein |
|
What converts pepsinogen into pepsin |
Hydrochloric acid |
|
Where is bile stored |
Gallbladder |
|
Where is bile produced? |
Liver |
|
Enzymes are produced to detoxify |
Potential poisons |
|
Bile emulsifies fats where |
Small intestines |
|
What stimulates the contraction of the gallbladder |
Cholecystokinin |
|
Sympathetic impulses to the ailmentary tube inhibit |
Peristalsis |
|
Monosaccharides and positive ions are absorbed into capillary networks by |
Active transport |
|
The instrinsic factor is needed for the absorption of |
Vitamin B12 |
|
The stomach lining has _______ to permit expansion |
Rugae |
|
What valve prevents backup of feces to the ileum |
ileocecal valve |
|
What is hydrolysis? |
Breaking down with enzymes |
|
What are the three places that digestion does not take place |
Esophagus, colon, rectum |
|
What are the four tissue layers of the GI Tract? |
Mucosa, submucosa, muscularis, serosa |
|
The mucosa is found where |
Inner tube of GI tract |
|
What's the function of the mucosa? |
Mucous secretion/ lubrication |
|
Mucosa is the _______ most layer |
Inner |
|
Submucosa can be found where |
Around the mucosa- next layer out |
|
What's the function of the submucosa? |
House lymph vessels/nerves to the mucosa |
|
Where can the muscularis be found |
Between the submucosa and the serosa |
|
Muscularis main function is to move |
Food |
|
How many layers does the muscularis have |
Two |
|
Serosa is the outer most layer, aka |
The visceral paritoneum |
|
What does the serosa secrete? |
Serous fluid covering for GI tract |
|
The enteric Nervous System is aka |
The second brain or the brain in the gut |
|
Mesenteries are folds of |
Serosa/visceral paritoneum |
|
The parietal paritoneum attaches to the |
Inside walls of the abdominopelvic cavity |
|
Omentum is located covering the front of abdomen, what's its primary function |
Fat storage Place for macrophages to be Supports immune system |
|
Omentum is a connective tissue membrane with |
Adipose tissue deposits |
|
Mastication is |
Chewing |
|
We have how many permanent teeth |
32 |
|
The tongue is a skeletal muscle covered in mucous membranes that attaches to |
The bottom of the mouth |
|
Dry mouth can lead to |
Cavities |
|
Salivary amylase is the digestion of |
Starch |
|
Dentin is _______the enamel |
Below |
|
Pharynx reflex controlled by the |
Medulla |
|
Oropharynx is between the nasopharynx and the |
Hypopharynx |
|
LES stands for |
Lower esophageal sphincter |
|
The LES used to be known as |
Cardiac sphincter |
|
Bolus turns into a liquid substance called |
Chyme |
|
The stomach holds 50mL to |
1 1/2 liters |
|
Majority of digestion takes place in |
The small intestines |
|
Mucous neck cells protect |
Lining from hydrochloric acid |
|
Chief cells secrete |
Pepsinogen |
|
Ghrelin is |
The "hunger hormone" |
|
Gastrin is a peptide hormone that stimulates the secretion of |
Gastric acid |
|
The Fundus expands |
Ten times it's size |
|
The Fundus lays above the |
LES |
|
The pylorus is the narrowing part of the |
Stomach base |
|
The muscularis allows for |
Churning |
|
Three divisions of the small intestine are |
Duodenum, jejunum, ileum |
|
What enzymes begin chemical digestion in the duodenum? |
Pancreatic |
|
The jejunum has ______ blood supply |
Good |
|
Where is the Peyers patch located |
Ileum |
|
What does the peyer patch do |
Cleans lymph |
|
Segmentation is muscle contraction to mixed up food which means the muscle contractions are |
Not in Order |
|
Ampulla of Vater is where what three ducts meet? |
Cystic/ common hepatic/ pancreatic |
|
Bile breaks down |
Fats |
|
Villi are small folds also called |
Projections |
|
Lymph vessels are also called |
Lacteals |
|
Liver lobules are composed of |
Hepatocytes-that process blood |
|
What is a hepatocytes Digestive function |
Bile production |
|
Sinusoids are |
Macrophages - kupffer cells |
|
The Central vein pumps into the hepatic vein that dumps into |
The inferior vena cava |
|
Kupffer cells break down old |
RBCs |
|
The liver secretes |
Albumin, clotting factors, angiotensin |
|
The liver deanimates- breaks apart extra amino acids and toes the excess for |
Energy production |
|
The liver converts ammonia into uria so it's |
Safer to transport in blood |
|
What vitamins can the liver store |
ADEK |
|
What way does the cystic duct flow |
It has a to way flow-in and out of gallbladder |
|
Gallbladder ______ bile, before going to the large intestine |
Holds |
|
Bicarbonate is a buffer for |
Acid |
|
Pancreatic juice is made up of |
Bicarbonate and Digestive enzymes |
|
The pancreatic duct is the main duct in the |
Middle |
|
Amino acids are absorbed by |
Villi |
|
Large intestine doesn't absorb fats/sugars/proteins, only the |
Small intestine does |
|
Vitamin K production happens in the large intestine and it is |
Absorbed |
|
The appendix helps with the |
Immune system |
|
The cecum is the beginning of the |
Large intestine |
|
What part of the colon comes after the descending colon |
Sigmoid colon |
|
The anal canal is approximately how long |
4-6 inches at the end |
|
Haustra are the _____ in the small intestine to create more surface area to absorb water |
Folds |
|
Goblet cells secrete |
Mucous |
|
As we age saliva |
Decreases |
|
What is cholecystitis |
Inflammation of the gallbladder |
|
Your lowest body temp throughout the day is at |
Night |
|
Thyroxine also known as T4 is a |
Thyroid hormone |
|
Thyroxine/ epinephrine/ active organs/ food intake and fever all produce |
Heat |
|
Radiation/ conduction and evaporation all |
Lose heat |
|
Conduction is to touch a body to |
Transfer heat |
|
Hypothalamus is the _________ of the body |
Thermostat |
|
The hypothalamus tells the pyrogens to increase heat due to |
Bacteria |
|
Anabolism |
To build |
|
Catabolism |
To tear down |
|
What are the three stages of glucose breakdown that generate ATP |
Glycolysis > Krebs citric acid cycle> Cytochrome (electron) transport system |
|
Glycolysis is the breaking down of |
Glucose |
|
Glycolysis happens in the |
Cytoplasm |
|
ATP is needed to split 1 glucose into two molecules of |
Pyruvic acid |
|
Pyruvic acid is converted to lactic acid> travels to liver and |
Is stored until oxygen is available- this is called anaerobic fermentation occurs |
|
If oxygen is available during glycolysis pyruvic acid enters the |
Mitochondria and is converted to acetylCoA |
|
The Kreb cycle must have oxygen to further |
Breakdown acetylCoA / glucose |
|
Kreb cycle takes place ON the |
Mitochondria |
|
Most of the ATP comes from what stage |
Stage 3- Electron Transport |
|
Cellular respiration is the process of taking energy from nutrients and making it into |
ATP |
|
Glycogenesis is when the liver _______ glucose into glycogen |
Converts |
|
Glycogenolysis is when the liver ________ glycogen down into glucose |
Breaks |
|
GlucoNEogenesis is when the liver ______ glucose from fats or Amino acids |
Creates |
|
What kind of breakdown produces TWICE as much energy as glucose metabolism? |
Fat breakdown |
|
What is it called when Amino acids split into ammonia and keto acid |
Deamination |
|
There body can synthesize _____ of it's 20 Amino acids |
Eleven - the other 9 come from diet |
|
1,000 calories equals how many kilocalories? |
One |
|
BMR stands for |
Basal metabolic rate |
|
The energy required for merely living is called |
Basal metabolic rate BMR |