Lecture 5

Question 1

where is bile made

Answer 1

liver

Question 2

where is bile stored

Answer 2

gallbladder

Question 3

where is bile excreted and why

Answer 3

duodenum for fatty meal

Question 4

what happens when bile salts crystallize

Answer 4

gall stones are formed

Question 5

side effects of gallstones

Answer 5

intermittent pain (obstruction of ball valve), infection, fever, vomiting

Question 6

unabsorbed materials empty through the ______ into the _______

Answer 6

ileocecal sphincter into the cecum

Question 7

what is absorbed in the large intestine

Answer 7

sodium, chloride, and water

Question 8

main functions of large intestine

Answer 8

motility and defecation

Question 9

are there enzymes in the large intestine?

Answer 9

no

Question 10

what accumulates in the large intestine and why

Answer 10

bacteria accumulate because motility is slow enough

Question 11

what do bifidobacteria do

Answer 11

prevent pathogentic bacterial growth
breakdown dietary fiber (short chain fa and gas)
promote motility
maintain mucosa
synthesize vitamin K, biotin, and folic acid

Question 12

what do bifidobacteria synthesize

Answer 12

vitamin K, biotin, and folic acid