35-36 Flashcards
what is a pap smear?
a small sample of cervical cells are taken to determine health and or identify possible cellular changes
test for cancer
regular testing
21-25
1 per 3 years up to 70
what are the major subdivisions of the digestive tract?
oral cavity
pharynx
esophagus
stomash
small intestine
large intestine
What are the accessory organs of the digestive tract?
salivary glands
liver
gallbladder
pancreas
What are the muscularis and epithelium throughout the digestive tract
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what method is used to move food towards the stomach?
peristalsis
what are the 4 regions of the stomach?
fundus
cardia
body
pyloric
what is the musculature of the stomach?
longditudinal
circular
oblique
what does peristalsis do?
propels material along the length of the digestive tract by coordinated contractions of the circular and longditudinal layers
what does segmentation do?
movements primarly involve the circular muscle layers. these activities churn and mix content of the digestive tract, but do not produce net movement in a particular direction
characteristics of the epithelium of small intestine?
simple columnar epithelium
microvilli - apical surface of cells “brush border”
absorptive cells - enterocytes
90% of all absorptin happens here
what are the layers of the small intestine?
mucosa
submucosa
muscular layer
serosa
what structure is associated with the small intestine?
pancreatic duct
what are the regions of the small intestine?
duodenum
jejunum
ileum
what are 5 functions of the liver?
metabolism bile production immune function vit and min storage filters and detox blood
Role of gall bladder?
store and concentrate bile which is produced by the liver
bile is used to emulsify fat
emulsification of fats essential for lipid absorption in small intestine
