Abdomen stuff I forgot

Question 1

Segmentally, what divides the liver into right and left livers?

Answer 1

-The division of the portal triad into right and left branches

Question 2

Describe the blood supply for each segment

Answer 2

-Each segment has their own blood supply and biliary drainage

Question 3

Describe the hepatic veins segmentation

Answer 3

• Hepatic veins are intersegmental

- They drain blood from portions of multiple segments adjacent to them

Question 4

What is the main difference between anatomical divison and hepatic segmentation

Answer 4

• Left medial division lies on the right side of the liver

- But it is included in the right side for hepatic segmentation

Question 5

What is the inferior part of the left medial division

Answer 5

-Quadrate lobe

Question 6

RECAP- Each segment has…

-and what is shared

Answer 6

• Arterial blood supply
• Biliary drainage

-Venous drainage is shared

Question 7

What is special about the caudrate lobe

Answer 7

The caudrate lobe receives 2 different blood supplies and biliary drainage

Question 8

This is the second capillary bed that is between the left ventricle and the right atruium

Answer 8

Portal system

Question 9

Portal venous blood delivers oxygen to the…

Answer 9

Hepatocytes

Question 10

Where does the portal venous blood drain from?

Answer 10

Drains from the intestines –> liver

Question 11

What absorbs lipids

Answer 11

lymphatic vessels

Question 12

______ branch off of the celiac truck

Answer 12

Hepatic arteries

Question 13

Where do the hepatic arteries bring blood

Answer 13

-Intrahepatic bile ducts

Question 14

Where do portal blood and hepatic artery blood dump into?

Answer 14

Sinusoids (no basement membrane)

Question 15

Sinusoids drain into the…

Answer 15

Lobule

Question 16

The lobule goes to the…

Answer 16

Central vein

Question 17

The central vein goes to the…

Answer 17

Hepatic vein

Question 18

What are the direct branches that make the portal vein

Answer 18

• Splenic vein

- Superior mesenteric vein

Question 19

What are other tributaries of the hepatic portal vein

Answer 19

• R & L gastric
• Pancreaticoduodenal
• Cystic

Question 20

In what structure does the portal triad travel

Answer 20

-Hepatoduodenal ligament

Question 21

This is an area on the visceral surface of the liver where the vessels and ducts emerge and enter

Answer 21

Porta hepatitis

Question 22

What type of blood does the left liver receive

Answer 22

• Splenic

- Gastric

Question 23

Where does the right liver receive blood from

Answer 23

-Small intestine

Question 24

What is the function of the gallbladder

Answer 24

-Concentrate, store, and deliver bile

Question 25

Where does the body of the gallbladder lie in relation to the duodenum

Answer 25

Anterior to the duodenum

Question 26

Where does the neck and the cystic duct lie in relation to the duodenum

Answer 26

-Superior to duodenum

Question 27

Describe the gallbladders relationship with peritoneum

Answer 27

Gallbladder is completely surrounded by peritoneum and this binds it to the liver

Question 28

What duct connects the gallbladder to the common hepatic duct

Answer 28

-Cystic duct

Question 29

What is formed when the cystic duct and the common hepatic duct meet?

Answer 29

Bile duct

Question 30

What 2 things form the common hepatic duct

Answer 30

Right and left hepatic duct

Question 31

Where does the bile duct empty into?

Answer 31

-The second part of the duodenum at the major duodenal papulla

Question 32

What are the boundaries of the cystohepatic triangle

Answer 32

- Common hepatic duct - Cystic duct - LIver

Question 33

What is in the cystohepatic triangle

Answer 33

Cystic artery

Question 34

What does the cystic artery supply

Answer 34

- Cystic duct | - Gallbladder

Question 35

What are the boundaries of the Triangle of Calot

Answer 35

- -Common hepatic duct - Cystic duct - Cystic artery (important in a cholecystectomy)

Question 36

Where does the pancreas lie?

Answer 36

- Retroperitoneal - Behind the stomach - On the abdominal aorta - L2 level

Question 37

Where does the head of the pancreas lie

Answer 37

- In the duodenum | - On the IVC, right renal a &v, and left renal vein

Question 38

Where does the neck of the pancreas lie

Answer 38

-Over the SMV and Splenic vein (where the portal vein is formed)

Question 39

The tail lies..

Answer 39

- Anterior to the left kidney | - Close to the splenic hilum

Question 40

Where does the pancreas receive blood from

Answer 40

- Branches of splenic | - Superior and inferior pancreaticoduodenal artery

Question 41

Where do pancreatic veins drain

Answer 41

-Splenic vein

Question 42

What are characteristics of the spleen

Answer 42

- Intraperitoneal - Hilum - Thin fibrous capsule - Lies on the left colic flexure

Question 43

What organs are on the surfaces of the spleen

Answer 43

Anterior=stomach Posterior= left hemidiaphragm Inferior=left colic flexure Medially= left kidney

Question 44

What are the 2 ligaments of the spllen

Answer 44

- Gastrosplenic (greater omentum) | - Splenorenal ligament

Question 45

Blood supply for the spleen

Answer 45

-Splenic artery and vein

Question 46

Where do the kidneys receive blood from

Answer 46

- Inferior phrenic arteries - Renal arteries - Abdominal aorta

Question 47

What are the layers of the kidney

Answer 47

- Kidney - Capsule - Perirenal fat (goes into sinuses) - Fascia - Pararenal fat

Question 48

What structures contact the kidney

Answer 48

- Diaphragm - QL - Liver - Duodenum - Asc/RCF - Stomach - Spleen - Pancreas - Jejunum - Descending colon

Question 49

What do the renal sinuses contain

Answer 49

Renal pelvis

Question 50

The ureters run _____ to the gonadal vessels

Answer 50

posteriorly

Question 51

What are the 3 characteristic narrowings of the ureters

Answer 51

- Junction of ureter with renal pelvis - Where ureters cross the brim of the pelvic inlet - Where ureters enter the bladder