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(• Location of digestion and absorption of each macromolecule), Anthony…
• Location of digestion and absorption of each macromolecule
In the mouth saliva digest starch
In the stomach carbohydrates, and proteins are digested
In the small intestines fat is digested
The small intestines absorbed the digested food,
Anthony Munoz period 6 Digestive and urinary system
Major functions of the digestive system
take in food
Break it down into nutrient molecules
Absorb molecules into the bloodstream
Rid body of any indigestible remains
• Major functions of the urinary system
Filtrate is basically blood plasma minus proteins
produces urine and expels it
filters blood
expels waste
• Major organs of the urinary systems
kidneys
urter
urethra
• Digestive enzymes (including names and functions)
Proteases (for proteins): secreted in inactive form to prevent self-digestion
Amylase (for carbohydrates)
Lipases (for lipids)
Nucleases (for nucleic acids)
Major organs of the digestive system
stomach
small intestines
duodenum
jejunum
ileum
esophogaus
large intestines
Mouth
The pancreeas
produces enzymes for digestion (pancreatic juice)
The gallbladder
stores bile
liver
Produces bile a fat emulsifier
villi
small intestines have vile brush like interior to slow down food and increase surface area for absorption and adding digestion enmyzes.
Nephron anatomy and physiology
Nephrons are the structial unit in the kidneys, their function is to filter out waste brought to the kidneys via arterys.
Nephron loop, a U shaped consist of 2 limbs.
• Layers of the GI tract (including stomach)
muscular layer
third layer, contracts to mix and break down food.
submosa
second inner layer for secretion and absorbtion.
serosa
outer most layer of the GI tract, touches other organs
mucosa
The inner mist layer always covered in mucous membrane