Liver Gallbladder And Pancreas Flashcards

1
Q

The largest and heaviest solid organ is

A

The liver

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2
Q

Which lobe of the liver is the largest

A

The right lobe

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3
Q

What is the name of the connective tissue capsule that surrounds the lobes in the liver

A

Glisson capsule

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4
Q

What lies on the visceral surface of the liver

A

Porta hepatitis which is gateway for hepatic ducts, portal vein, hepatic artery, lymphatics and nerves

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5
Q

The blank plays a central role in metabolism of carbohydrates, proteins and fats, modification; modification of exogenous substances (alcohol, drugs,); and formation of exocrine glands

A

The liver (Exam Q)

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6
Q

80% of liver tissue is made up of. The remaining 20% is

A

Parenchyma, stroma

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7
Q

What composes the portal triads

A

Hepatic artery, portal vein, and bile duct

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8
Q

What is a unique feature of the hepatic lobule in the liver

A

It has dual blood supply

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9
Q

The dual blood supply composes

A

Portal veins brining nutrient rich blood GI system
Hepatic arteries bring the rest

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10
Q

Portal veins and hepatic arteries of the hepatic lobule in the liver empty into what

A

Hepatic sinusoids

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11
Q

the components of the portal triad are accompanied by

A

Small lymphatics

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12
Q

Bile ductule is lined by

A

Simple cuboidal to simple columnar

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13
Q

Billary passage starts with

A

Bile canaliculi between hepatocytes

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14
Q

Canals of herig

A

Are when canaliculi approach the periphery of each lobule and drain by small ducts known as the canals of herig, lined by simple cuboidal epi

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15
Q

What are the spaces that separate endothelial lining that separate sinusoid and hepatocytes

A

Perisinusoidal space or space of disee

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16
Q

What do the perisinusoidal spaces/ spaces of disse allow for

A

Plasma to flow and permit exchange of substance

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17
Q

the oval diamond shaped area of the parenchyma is called

A

The liver acinus

18
Q

The liver has two types of axis
Its hepatocytes has 3 what

A

Short axis runs along the border of the 2 lobules
Long axis is an imaginary line between two central veins

3 concentric zones

19
Q

The liver acinus has 3 zones name them and their important structure

A

Zone 1 is the most central and has most oxygen
Zone 2 intermediate zone
Zone 3 furthest from the portal venue and hepatic arteriole and is the least oxygenated; and its the first to show ischemic necrosis and fat accumulation if metabolism is altered

20
Q

What are the body’s largest fixed macrophage population

A

Kupffer cells

21
Q

The luminal surface of the hepatic billary ducts system has what

A

Microvilli with occasional cilia

22
Q

What are the 3 layers of the gallbladder

A

The mucosa, muscularis propria, and the adventia/serosa

23
Q

What layer is missing from the gallbladder

A

The submucosa (EXAM)

24
Q

What type of cells make up the mucosa of the gallbladder

A

Simple columnar epi

25
The neck of the gallbladder has what type of glands that may increase in response to an infection
Mucous glands
26
What is the proper term for stones in the gallbladder and what are they made of
Choleithiasis; componentes of bile
27
High cholesterol, high bilirubin, and hormonal disruptions are from what
Gallstones
28
What is an accessory digestive gland found in the digestive tract
The pancreas
29
What is significant about the wall of the pancreas vs the gallbladder
The gallbladder is thick and the pancreas is thin
30
What separates the serosa surface and the posterior stomach
The omental bursa
31
The pancreatic ducts cells go from
Simple cuboidal to simple columnar
32
There are two pancreatic ducts name them, their function and the type of epi they are made of
The large main pancreatic duct- transverse the entire gland and opens into the duodenum with bile duct The small accessory pancreatic duct - receives branches from pancreatic head connects with main duct and empty above it Both are made up of simple columnar epi
33
Islet of langerhans are twice as numerous in the
Tail of the pancreas
34
Alpha cells in Islet ass. W/
Glucagon
35
Beta cells in Islet ass. W/
Insulin
36
Delta in islet ass. W/
Somatostatins
37
Pp cells in islet associated with
Pancreatic peptide
38
Épsilon cells in the islet ass. W/
Ghrelin
39
The exocrine pancreas is composed of what type cell
Tubuloacinar glands
40
What do acinar cells secrete
Trypsin, amylase, and lipase
41
What is unique about each acinus
Basophillic due to rough er which is consistent with protein synthesis
42
Apical parts of an acinar cell are filled with granules that are highly eosinophil called
Zymogen granules