Digestive system Flashcards
What are the structures of the digestive system?
Gastrointestinal tract
Mouth
Pharynx
Oesophagus
Stomach
Small intestine
Large bowel
Anus
What are the accessory organs?
Liver
gallbladder
,pancreas
What are the functions of the liver?
Stores sugars, vitamins, and iron
Produces antibodies
Manufactures bile which aids in fat digestion
Filters substances as alcohol and drugs
What’s the function of the gallbladder?
A little sack under the liver in which bile is stored
What is the function of the pancreas?
Produces digestive enzymes that are poured into small intestine
Produces insulin
What are the functions of the digestive system?
Digestion of food
Elimination of solid waste
What is the elimination process?
Peristalsis most species into the rectum and there is a feeling of pressure. mass peristaltic waves move along the large intestine following meals. Sphincter muscles in the rectum, relax or open up and fuses are expelled from the body.
What are factors that influence bowel elimination?
Privacy
Diet
Fluids
Medication
Age
What are changes to the digestive system with age?
Decline in number of taste buds
Changes in stomach
Peristalsis slows down
Decrease production of saliva
What does abnormal stool look like?
Pale clay coloured black
Large fat and mucus content
Foul or blood odour
Hard dry, loose or watery consistency
Worms or parasites
What is a colonstomy?
An opening from the large intestine onto the abdomen.
What is an ileostomy?
An opening from the small bowel onto the abdomen
Usually, after the entire large bowel has been removed
What are infectious conditions affecting the digestive system?
Gastritis
Hepatitis
What is gastritis?
And inflammation of the lining of the stomach
What is hepatitis?
Add inflammation of the liver
