Anatomy Lecture - Abdomen 2 Flashcards

1
Q

What are the boundaries of the liver?

A

Rib 7 - Rib 11

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2
Q

Is the pancreas retro, extra or peritoneal?

A

Retroperitoneal

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3
Q

What are the five portions of the pancreas?

A

Uncinate process: In C-Loop of duodenum

Neck L1-L2 : Overlies Superior mesenteric vein and artery

Body

Tail

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4
Q

Where is the spleen?

A

Lies in the LUQ between 9th and 11th rib

Palpable beneath the left costal margin

Pathology can be identified using murphy test

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5
Q

What are the surface markers of the spleen?

A
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6
Q

From where do the celiac, superior and inferior mesenteric arteries arise?

A

From the anterior surface of the abdominal aorta.

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7
Q

What is the venous system called that drains the gut region?

A

It is called the portal venous system. Drains the upper GI, liver, pancreas, stomach and intestines.

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8
Q

Are the kidneys extra, retro or peritoneal?

A

Retroperitoneal

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9
Q

What three structures enter / exit the kidney?

A

The renal vein, artery and renal pelvis

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10
Q

What is the orientation of the renal artery, renal vein and renal pelvis to eachother?

A

Most posterior structure if the artery

Most anterior is the vein

inferiorposterior to the vein and inferiorsuperior to the artery is the renal pelvis.

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11
Q

At what level does the kidneys reside?

A

T12 - T13 (right is slightly lower)

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12
Q

Is the bladder retro, extra or peritoneal?

A

It is extraperitoneal and sits posterior to the pubis.

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13
Q

Where do the gonadal arteries arise from?

A

Directly from the aorta inferior to the renal arteries.

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14
Q

What renal vein crosses the IVC?

A

The left renal vein traverses the aorta because the IVC lies right of the IVC

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15
Q

What level is the neck of the pancreas at?

A

L1-L2

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16
Q

What abdominal organs are peritoneal?

A

Liver, spleen, stomach, colon, small intestine, gall bladder

17
Q

What organs are retroperitoneal?

A
  • IVC
  • Duodenum
  • Kidneys
  • Ureter (s)
  • Pancreas
  • Bladder
18
Q

At what level does the aorta bifurcate? What does it bifurcate into?

A

Left and Right iliac artery @ L4

19
Q

What three major muscles make up the poterior wall of the abdominal cavity?

A
  1. Qadratus lumborum
  2. Psoas
  3. Iliacus
20
Q

Where do the legs and retroperitoneal organs drain to and by what path?

A

iliac lymph nodes –> lumbar lymph nodes –> cisterna chyli –> thoracic duct

21
Q

Where does the lymph of the peritoneal organs of the GI tract drain to?

A

Preaortic lymph nodes –> cisterna chyli –> thoracic duct