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60 Cards in this Set

  • Front
  • Back

Transit Time

Entire time it takes for food to get out of GI tract

Digestive Hormones

Gastrin


Ghrelin


Secretin


Cholecystokinin


Gastric Inhibitory Peptide

Gastrin

Simulates the secretion of hydrochloric acids (HCI)

Ghrelin

Stimulates appetite


Quickens gastric emptying

Secretin

Slows gastric secretion & movement



Increases water and bicarbonate ions coming from the pancreas

Cholecystokinin

Makes gallbladder excrete bile

Gastric Inhibitory Peptide

Decreases gastric secretions and movement

Cephalic Phase

Senses send signals to brain

Salivary Amalyse

Breaks down carbs and lysozomes

Journey of Food through GI tract

Mouth (mechanical and chemical digestion)-> epiglottis closed over passage to lungs-> food travels down pharynx-> goes through esophagus (peristalsis) -> gastroesophageal sphincter-> goes into stomach( gastric secretions start digestion of carbohydrates)(signals go to brain to aid in secretions) -> goes through pyloric sphincter (regulates how much chyme goes to the intestine)-> small intestine (segmentation) (digestion and absorption of many nutrients)-> pancreas and gallbladder (send bile, bicarbonate ions(neutralize the acid that is in chyme) and pepsinogen)large intestine (absorption of water, some vitamins and minerals).

Ghrelin

Stimulates appetite


Quickens gastric emptying

Secretin

Slows gastric secretion & movement



Increases water and bicarbonate ions coming from the pancreas

Cholecystokinin

Makes gallbladder excrete bile

Gastric Inhibitory Peptide

Decreases gastric secretions and movement

Cephalic Phase

Senses send signals to brain

Salivary Amalyse

Breaks down carbs and lysozomes

Journey of Food through GI tract

Mouth (mechanical and chemical digestion)-> epiglottis closed over passage to lungs-> food travels down pharynx-> goes through esophagus (peristalsis) -> gastroesophageal sphincter-> goes into stomach( gastric secretions start digestion of carbohydrates)(signals go to brain to aid in secretions) -> goes through pyloric sphincter (regulates how much chyme goes to the intestine)-> small intestine (segmentation) (digestion and absorption of many nutrients)-> pancreas and gallbladder (send bile, bicarbonate ions(neutralize the acid that is in chyme) and pepsinogen)large intestine (absorption of water, some vitamins and minerals).

Digestion with pancreatic amalyse

Digests starches to sugars

Ghrelin

Stimulates appetite


Quickens gastric emptying

Secretin

Slows gastric secretion & movement



Increases water and bicarbonate ions coming from the pancreas

Cholecystokinin

Makes gallbladder excrete bile

Gastric Inhibitory Peptide

Decreases gastric secretions and movement

Cephalic Phase

Senses send signals to brain

Salivary Amalyse

Breaks down carbs and lysozomes

Journey of Food through GI tract

Mouth (mechanical and chemical digestion)-> epiglottis closed over passage to lungs-> food travels down pharynx-> goes through esophagus (peristalsis) -> gastroesophageal sphincter-> goes into stomach( gastric secretions start digestion of carbohydrates)(signals go to brain to aid in secretions) -> goes through pyloric sphincter (regulates how much chyme goes to the intestine)-> small intestine (segmentation) (digestion and absorption of many nutrients)-> pancreas and gallbladder (send bile, bicarbonate ions(neutralize the acid that is in chyme) and pepsinogen)large intestine (absorption of water, some vitamins and minerals).

Digestion with pancreatic amalyse

Digests starches to double sugars

Digestion of fiber

Can't be digestion by enzymes



Goes to the large intestine

Digestion done by microvilli

Make double sugars into simple sugars by using enzymes

Digestion by Pancreatic Proteases from microvilli and pancreas

Makes polypeptides into amino acids

Digestion by bile & pancreatic lipases

Divides large fat-> pancreatic lipases digest triglycerides

Digestion done by microvilli

Make double sugars into simple sugars by using enzymes

Digestion by Pancreatic Proteases from microvilli and pancreas

Makes polypeptides into short amino acids or amino acids-> absorbed by mucosal cells to become single amino acids-> passed to the blood

Digestion by bile & pancreatic lipases

Divides large fat-> pancreatic lipases digest triglycerides-> short chain fatty acids are absorbed by mucosal cells-> go into blood



Long chain fatty acids combine with bile to divide-> transport particles take absorbed lipids and go directly to the blood with passing through the liver

We do what during digestion?

Make and burn energy

We do what during digestion?

Make and burn energy

Gbv

Ggcc

We do what during digestion?

Make and burn energy

Gbv

Ggcc

Large intestine

Contains rectum, colon, and anus



May keep feces up to 24 hours

Probiotics

A undigested substance in the colon



Stimulates growth or health of some bacteria

Probiotics

Live bacteria that live in the colon after consumption and than give health benefits to body

Probiotics

A undigested substance in the colon



Stimulates growth or health of some bacteria

Probiotics

Live bacteria that live in the colon after consumption and than give health benefits to body

What immune cells are in GI tract

Phagocyte


Lymphocytes


Antibodies

Probiotics

A undigested substance in the colon



Stimulates growth or health of some bacteria

Probiotics

Live bacteria that live in the colon after consumption and than give health benefits to body

What immune cells are in GI tract

Phagocyte


Lymphocytes


Antibodies

Peyers Patch

Back (Definition)


I

Probiotics

A undigested substance in the colon



Stimulates growth or health of some bacteria

Probiotics

Live bacteria that live in the colon after consumption and than give health benefits to body

What immune cells are in GI tract

Phagocyte


Lymphocytes


Antibodies

Peyers Patch

Back (Definition)


I

Are antacids good or bad

Bad

Peptic Ulcers

Open sores that form from the esophagus to the upper portion of the small intestine



Caused by Helicobacter Pylori ( acid resistant)

Alternative Feeding Methods

Tube


Total Parenteral Nutrition

Liver

Most nutrients go here

Role of lymphatic system

Fluid balance


Immune function


Absorption of lipids

Mitochondria

Provide the energy

Catabolic reactions

Release energy in chemicals

Anabolic Reactions

Combine chemicals to substances