Digestive System Part 4

Importance of pancreas

Produce enzymes involved in the digestion of the complex food molecules: protein, lipids, and carbs

The pancreas produces….

Pancreatic amylase that digests starch

Starch is also known as ____.

Sugar

The pancreas produces ______ which converts emulsified fats to fatty _________.

The pancreas also produces _____.

Lipase….Acids and glycerol…..trypsinogen

The importance of Trypsinogen

It's an inactive enzyme that changes into trypsin and digests polypetides

Appendicitis

inflammation of the appendix caused by an infection that is bacterial or viral; DO NOT WANT THIS TO BURST

Vomiting 

expulsion of stomach & intestinal contents through the esophagus and mouth

-stimuli include food poisoning, motion sickness, stomach irritation, and disease

Gastric Ulcer

erosion of the mucosa of the stomach

Lactose Intolerant 

inability to digest lactose because of a deficiency of the enzyme lactase

-symptoms: diarrhea, abdominal px, & flatulence

Botulism

most often acquired from food

-caused by clostridium botulinum

-causes paralysis

Gallstones

gallbladder’s main function is to store bile but if the bile contains high levels of cholesterol & absorbs water → this mixture leads to the formation of cholestrol crystals called gallstones

Define Hepatitis

inflammation of the liver

most common examples are Hep A, B, & C

Hepatitis A

is an intestinal virus spread by the fecal oral route

Hepatitis B

contracted by exposure to body fluids of an infected person; fluids include blood and semen

-can lead to sorosis or primary liver cancer

Hepatitis C

-is present in body fluids and is spread by blood or mucus membrane contact; the virus may cause liver failure

-the only therapy is a liver transplant

Gingivitis

inflammation of the gums

-caused by buildup of plaque

Dental Caries (Cavities)

caused by erosion of the enamel

Colorectal Cancer

-results from growths known as polyps

-screened by colonoscopy

Constipation vs Diarrhea

-hard or difficult stool

-loose or watery stool

Celiac disease

intolerance to gluten