Small Intestine

Question 1

what are the three parts of the small intestine

Answer 1

duodenum
jejunum
ileum

Question 2

chyme

Answer 2

fluid containing partially digested food and gastric juices

Question 3

brunners glands

Answer 3

found in duodenum

secrete alkaline secretions which protects lining from HCL in chyme

Question 4

where does the common bile duct open into

Answer 4

duodenum

Question 5

what controls secretions from the common bile duct and the pancreatic duct

Answer 5

the sphincter of oddi

Question 6

what do the cells in the duodenum secrete

Answer 6

cholecystokinin which stimulates call bladder to secrete bile which aids fat digestion

Question 7

what is the main function of each of the three areas in the small intestine

Answer 7

duo - digestion
jejunum - digestion and absorption
ileum - - absorption

Question 8

ileocaecal valve

Answer 8

sphincter at the end of ileum that controls what enters the large intestine

Question 9

plicae circulares

Answer 9

large folds of the small intestine that can be seen by the naked eye

Question 10

what epithelial specialisations are found in the small intestines

Answer 10

plicae circulares - large folds
villi - finger like projections
microvilli - microscopic protusions

Question 11

peyers patches

Answer 11

collections of inflammatory tissues in the ileum region of the small intestine

Question 12

enterocytes

Answer 12

cells of the intestines