7 - Liver structure and function Flashcards

(46 cards)

1
Q

how much does liver weigh

A

about 1.5 kg

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

how many major lobes is there

A

2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

which majfor lobe is bigger

A

right

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what are the 2 minor lobes of the liver

A

caudate and quadrate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

liver porta content and location

A

wher hte blood veslels including hepatic portal vein, hepatic arteyr, righ and left hepatic ducts, lympathics, common ehptiac duct exit

inferior side of right lobe

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

wher is the causdate area

A

top and middle back of liver

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

where is hte bare area of the liver

A

anterior right side

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

wher ishte the quatre lobe

A

bottom and middle of liver

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what covers the bare area of the liver

A

coronary ligament

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what is a hepatic lobule

A

hexaciton which contains basic strucle unit of the liver

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

what is on the outside ofhte hepatic lodule

A

portal triad

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

what connects porta triad to central vein

A

sinusoids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

what is included in a portal triad

A

portal vein, bile duct, hepatic artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

what does the central bvein goonto form

A

ivc

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

what is the pareenchymla clel of liver

A

hepatocytes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what are the non parechmyla cell of the liver

A

liver sinusoid endothelilal cell
hepatic stellate cell
kupffer cells
pit cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

what is the liver sinusoid endothela cell function

A

cells that lie betwen blood in the sinusoid and hepatic cells maintaining vagla tone and acting as a week barrier

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

fucntion of hepatic stellate cellcs

A

storage of vitamen a , and growth factors and repair of liver damgage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

kupffer cells role

A

act as macrophages

20
Q

pit cells role

A

regeneration of the liver

21
Q

what cells are cholangiocytes

A

billary epitheal cells

22
Q

what is the role of cholangiocgtes

A

make up bile duct covering and are not easily degrated

23
Q

what type of peritnoeum is on the liver

24
Q

septa role

A

to divide liver into smaller subsections

25
does biule drian towards or waewy form crenal vein
away
26
where does hepatic blod join liver
half way along hte centre of the porva vein tworeds the cnetre of the hepatic nodule
27
which way does epatic poart blod go into sinuslid
towrad central vein
28
hepatocyte role
bile syntheis, nurtirent storage of gycone, fat , vit b12, a, d, e, k, cu, fe nutrient interconvertson detoxification
29
what colour is bilirubin
yellow coulor
30
what are the componetns of bile
acids, lecithin, cholesterol, bile pigment, toxic metals, bicarbonate
31
what is the lecintin
the mix of essentio fat of human body
32
where are bile acid, lechitni, choelestion, bile pigment, toxic metals secred from
hepatocytes cells
33
where is hco3 secreteed from
duct cells
34
what is bilrubin
yellow bile, which is extred form blood and is dated hepatocytes
35
why is fecaes brown
bilirumbin
36
what are bile salts made out of
a lipophilic [art and a
37
what isht elayres fo the gole balder
mucoa, musclareis, serosa
38
what is the mucleso folded layers called
rugaue
39
what ishte role of spincter of odi
control roel of bile and pancrea juie into the duodenum
40
what hapens to bile when the spincert of oddi is colded
it goes back in to the gal bkadd er and becomes reconcrteaded
41
what happesn if ther is fat in the duoceum
cck is resaled and goal bldder cojtra na doddi rellex increased pancre sectioner
42
how muc does hte gall bladder contectee bile
5 - 20 times
43
how does the gall balder contare bile
pumps out na using sodium posstaium atp ase pum thus removing water
44
how is the k replaced outside the cell
a juctoin is in palce, thsu mroe na can be pumped out of the cell
45
enterophagic cilrue
liver, to bile ductio to duodeni, illeium, hepatic paortv vein, to liver
46