6- gastic motility and pancreatic fuction

Question 1

role of antum in stomach

Answer 1

contains external obliqu menaing there is perislic waves

Question 2

how frequent a perisalic rhym

Answer 2

3/min

Question 3

is perislic frymth fast or slow

Answer 3

slow

Question 4

is perisly rythum sponanoues

Answer 4

yes

Question 5

how do the action potenal occur

Answer 5

wave goes form sub thal to throald, longer in therlado, more ap, more stenght

Question 6

what is the role of gastin

Answer 6

increase contraction

Question 7

what happens if there is high distension of the stomach wall

Answer 7

more increaed contraction

Question 8

what is normal resing mv for pacemaker cells

Answer 8

-60mv

Question 9

what nerutalio of acid in dueodum

Answer 9

bicarobnte

Question 10

where is bicarubide secred form

Answer 10

brunners gladn duct cells (in stomac)
Duct cell (in pancrease)

Question 11

what does acid in teh dudeum triccer

Answer 11

long and short refleus - hco3 secteion
relase of secreting form s cells - co3 sectrin

Question 12

where are s cells found

Answer 12

in the duodenum

Question 13

what hapens when the acid s neutised fors ecretin

Answer 13

it is inhibited

Question 14

where is secretin realed form

Answer 14

s cells

Question 15

what does secretin lead to

Answer 15

hco3 secterio from pancreas and liver

Question 16

pincter which controal bile duct and pancreatic duct

Answer 16

spidicter of oddi

Question 17

role of acsory pancratic duct

Answer 17

if the priamry duct gets blcked stoped pancre destying itself

Question 18

where is the duodenal paillar

Answer 18

on descending part of dudenum

Question 19

role of acini

Answer 19

produce pancrei jucie carried by intercolled ducts

Question 20

role of alph cells pancrease

Answer 20

serete glucagon

Question 21

roel of betacells pancrease

Answer 21

secrete insulin

Question 22

role of acini cells

Answer 22

sectre enzymes

Question 23

wher are teh alpha and beta cells found

Answer 23

pancreatic islaet (conencte to vein

Question 24

wher are the acini cells found

Answer 24

lobule, conencted to the pancreatic duct

Question 25

endociner portion of pancreas

Answer 25

pancreied islests, to produce insula and glucatio and somatisn

Question 26

somatostain roel

Answer 26

control the section fo insuin and glucaon

Question 27

what the roel fo exine protio

Answer 27

acinar cell seciotn of enzymes

Question 28

what cehcia are sectend by duct cells

Answer 28

bicarbonate

Question 29

what are zymogne granues

Answer 29

they are cells that are only acivaed in the duduenm

Question 30

what ishte fucntion of entero kinase

Answer 30

converes trypisonge to trypisn

Question 31

what does trypsin do

Answer 31

converal all other zymoget to acive form

Question 32

where is enterokinease foudn

Answer 32

on the brush boder of duodneal enregy

Question 33

fucntion of protease

Answer 33

cleaves peptide bons

Question 34

function of nucelaes

Answer 34

hydrolyes dna/rna

Question 35

function of elasteaes

Answer 35

collagen digestion

Question 36

fucntion fo phosphlpaes

Answer 36

phosphlipds to fatty acids

Question 37

function of lipase

Answer 37

triglycerids to fatty acids and glycerol

Question 38

fuction of a amylase

Answer 38

star to maltose and glucose

Question 39

what is the precure to trypen

Answer 39

tripsyingern, which is convered to tyrein by mmembne bond entercase in the epithl cells of the dudenum

Question 40

what is released in stomaic if ther is fat

Answer 40

cck - cholecystokinin

Question 41

what stimues zymogens sectieonr

Answer 41

cholecyystokink