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Anatomy > Lower GI and Viscera > Flashcards

Lower GI and Viscera Flashcards

1
Q

The triangular ligaments of the liver are formed by folds in what ligament

A

Coronary

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2
Q

Which ligament forms the natural anatomical division between left and right lobes of the liver

A

Falciform

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3
Q

… are anatomical spaces between the liver and surrounding structures

A

Hepatic recesses

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4
Q

Name the 3 hepatic recesses

A

Subphrenic space
Subhepatic space
Morison’s pouch

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5
Q

What is Morison’s pouch

A

A potential space between the visceral surface of the liver and the right kidney

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6
Q

What is the subhepatic space

A

A subdivision of the supracolic compartment between the inferior surface of the liver and the transverse colon

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7
Q

What is the subphrenic space

A

A space between the diaphragm and the anterior and superior aspect of the liver

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8
Q

The liver is covered by a fibrous layer called …

A

Glisson’s capsule

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9
Q

What are the the accessory lobes of the liver

A

Caudate and quadrate

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10
Q

The liver has a unique dual blood supply from the … and …

A

Hepatic artery proper

Hepatic portal vein

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11
Q

Venous drainage of the liver is achieved through … . These then open into the …

A

Hepatic veins

IVC

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12
Q

The parenchyma of the liver is innervated by the … . This contains sympathetic (…) and parasympathetic (…) nerve fibres

A

Hepatic plexus
Coeliac plexus
Vagus nerve

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13
Q

The nerve fibres enter the liver at the …

A

Porta hepatis

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14
Q

Glisson’s capsule is innervated by branches of the …

A

Lower intercostal nerves

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15
Q

The arterial supply of the gallbladder is via the … , a branch of the …

A

Cystic artery

Right hepatic artery

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16
Q

Venous drainage of the neck of the gallbladder is via the … which drain directly into the …

A

Cystic veins

Portal vein

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17
Q

Venous drainage of the fundus and body of the gallbladder flows into the …

A

Hepatic sinusoids

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18
Q

Sympathetic and sensory innervation of the gallbladder

A

Coeliac plexus

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19
Q

Parasympathetic innervation of the gallbladder

A

Vagus nerve

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20
Q

Lymphatic drainage of the gallbladder

A

Cystic lymph nodes empty into hepatic lymph nodes and ultimately into the coeliac lymph nodes

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21
Q

Arterial supply of the pancreas

A

Pancreatic branches of the splenic artery

Superior and inferior pancreaticduodenal arteries (head only)

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22
Q

Venous drainage of the head of the pancreas

A

Superior mesenteric branches of the hepatic portal vein

23
Q

Venous drainage of the pancreas (excluding the head)

A

Pancreatic veins, drain into the splenic vein

24
Q

Gastrosplenic ligament connects … to …

A

Spleen

Greater curvature of the stomach

25
Q

Splenorenal ligament connects … to …

A

Hilum of the spleen

Left kidney

26
Q

The arterial supply of the spleen is from the … . As it reaches the spleen in branches into … vessels

A

Splenic artery

5

27
Q

Venous drainage of the spleen

A

Splenic vein. Combines with superior mesenteric vein to form the hepatic portal vein

28
Q

Innervation of the spleen

A

Coeliac plexus

29
Q

Difference in wall thickness between jejunum and ileum

A

Jejunum-thick

Ileum- thin

30
Q

Difference in vasa recta (straight arteries coming off arcades) between jejunum and ileum

A

Jejunum- Longer

Ileum- Shorter

31
Q

Difference in arcades (arterial loops) between jejunum and ileum

A

Jejunum- Less

Ileum- More

32
Q

Difference in colour between jejunum and ileum

A

Jejunum- Dark red

Ileum- Pink

33
Q

Arterial supply of jejunoileum

A

Superior mesenteric artery (branches form arcades and vasa recta)

34
Q

Venous drainage of jejunoileum

A

Superior mesenteric vein

35
Q

Lymphatic drainage of the jejunoileum

A

Superior mesenteric nodes

36
Q

Name the 4 parts of then colon (in order from ileocaecal junction)

A

Ascending, transverse, descending and sigmoid

37
Q

… are spaces between the ascending/descending colon and the posterolateral abdominal wall

A

Paracolic gutters

38
Q

Attached to the surface of the colon are …, small pouches of peritoneum filled with fat

A

Omental appendices

39
Q

Running longitudinally along the surface of the colon are three strips of muscle known as the …

A

Teniae coli

40
Q

What is the function of the teniae coli on the surface of the colon

A

Contract to shorten the wall, producing haustra

41
Q

Blood supply of the ascending colon

A

Ileocolic artery (SMA) and right colic artery (SMA)

42
Q

Blood supply of the transverse colon

A

Right colic artery (SMA), middle colic artery (SMA) and left colic artery (IMA)

43
Q

Blood supply of the descending colon

A

Left colic artery (IMA)

44
Q

Blood supply of sigmoid colon

A

Sigmoid arteries (IMA)

45
Q

Venous drainage of ascending colon

A

Ileocolic and right colic veins, drains into SMV

46
Q

Venous drainage of transverse colon

A

Middle colic vein, drains into SMV

47
Q

Venous drainage of descending colon

A

Left colic vein, drains into IMV

48
Q

Venous drainage of sigmoid colon

A

Sigmoid veins, drains into IMV

49
Q

Where do the SMV and IMV ultimately drain?

A

Hepatic portal vein

50
Q

Innervation of ascending colon and proximal 2/3rds of transverse colon (midgut)

A

Superior mesenteric plexus

51
Q

Innervation of distal 1/3rd of transverse colon, descending colon and sigmoid colon (hindgut)

A

Inferior mesenteric plexus

52
Q

Lymphatic drainage of ascending and transverse colon

A

Superior mesenteric nodes

53
Q

Lymphatic drainage of descending and sigmoid colon

A

Inferior mesenteric nodes

Anatomy (11 decks)

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