Trans - Spleen, Pancreas, Small Intestine Flashcards

(76 cards)

1
Q

region where the spleen is located

A

left hypochondriac / left upper quadrant

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2
Q

the spleen lies under the cover of what ribs

A

9th - 11th ribs in the midaxillary line

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3
Q

most frequently injured abdominal organ

A

spleen

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4
Q

T/F: the normal spleen is faintly palpable

A

F

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5
Q

position of the spleen in the living body is assessed by:

A

percussion

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6
Q

ligaments that maintain the spleen’s position

A
  1. gastrosplenic ligament

2. splenorenal ligament

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7
Q

which surface of the spleen is smooth and convex

A

diaphragmatic surface

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8
Q

the splenic notch is located:

A

adjacent to the gastric surface (superior border of the visceral surface)

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9
Q

ligaments which stabilize the spleen connect to which part in it

A

splenic hilum

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10
Q

structure that separates the renal surface of the spleen from the phrenic surface

A

splenic artery

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11
Q

structure that carries blood vessels to and from the splenic pulp

A

trabeculae

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12
Q

arterial supply of the spleen comes from:

A
  1. splenic artery
  2. left gastroepiploic artery
  3. right gastroepiploic artery
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13
Q

venous drainage of the spleen

A

splenic vein draining into hepatic portal vein

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14
Q

lymphatic drainage of the spleen

A

pancreaticosplenic lymph nodes

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15
Q

innervation of the spleen

A

celiac nerve plexus

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16
Q

T/F: the innervation of the spleen is secretomotor

A

F, it is vasomotor

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17
Q

location of the pancreas

A

epigastric, left hypochondriac regions

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18
Q

T/F: the pancreas is a mainly interperitoneal organ

A

F, it is retroperitoneal

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19
Q

the pancreas crosses the bodies of which vertebrae

A

L1, L2

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20
Q

secretions of the pancreas

A
  1. exocrine - pancreatic juice

2. endocrine - insulin, glucagon

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21
Q

insulin and glucagon come from which specific areas of the pancreas

A

islets of Langerhans

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22
Q

subdivisions of the pancreas

A
  1. head
  2. neck
  3. body
  4. tail
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23
Q

what separates the head of the pancreas from the body

A

pancreatic incisures

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24
Q

projection from the inferior part of the pancreatic head, extending medially to the left

A

uncinate process

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25
splenic hilum is in contact with what part of the pancreas
tail
26
the fibrous capsule of the spleen is composed of what type of connective tissue
dense irregular fibroelastic connective tissue
27
T/F: the entire body of the pancreas is covered by peritoneum
F, the anterior surface is covered with peritoneum but the posterior surface is not
28
most mobile portion of pancreas
tail
29
pancreatic arteries are derived from:
branches of splenic artery forming arcades with gastroduodenal and superior mesenteric arteries
30
blood supply to pancreatic head
1. anterior superior pancreaticoduodenal 2. posterior superior pancreaticoduodenal 3. anterior inferior pancreaticoduodenal 4. posterior inferior pancreaticoduodenal
31
the anterior and posterior superior pancreaticoduodenal arteries are branches of:
gastroduodenal artery
32
the anterior and posterior inferior pancreaticoduodenal arteries are branches of:
superior mesenteric artery
33
blood supply to pancreatic body and tail
up to 10 branches of splenic artery, including 1. dorsal pancreatic artery 2. inferior pancreatic artery 3. great pancreatic artery
34
T/F: the duodenum must be removed when the pancreatic head is resected
T, because they share the same arterial supply
35
pancreatic veins mostly empty into the:
splenic vein
36
lymphatic drainage of the pancreas
1. pancreaticosplenic lymph nodes | 2. pyloric lymph nodes
37
innervation of pancreas
derived from vagus and abdominopelvic splanchnic nerves (celiac and superior mesenteric plexuses)
38
T/F: the parasympathetic innervation of the pancreas is secretomotor
T
39
T/F: pancreatic secretion is primarily mediated by its parasympathetic innervation
F, secretion is primarily mediated by secretin and cholecystokinin
40
the duct of Wirsung terminates in the
ampulla of Vater
41
the duct of Santorini terminates in the
minor duodenal papilla
42
the duct of Wirsung drains which parts of the pancreas
all except for the anterosuperior part of the head
43
the duct of Santorini drains which part of the pancreas
anterosuperior part of head
44
the duct of Wirsung unites with the common bile duct to form the
ampulla of Vater
45
structure controlling the release of substances from the ampulla of Vater
sphincter of Oddi
46
carcinoma of the head of the pancreas usually manifests with:
painless progressive jaundice and distension of the gallbladder
47
carcinoma of the neck and body of the pancreas usually manifests with:
portal or IVC obstruction
48
the small intestine extends from:
pylorus to ileocecal valve
49
jejunum: define
proximal 2/5 of small intestine
50
ileum: define
distal 3/5 of small intestine
51
parts of the duodenum
1. superior 2. descending 3. horizontal 4. ascending
52
longest part of the duodenum
horizontal duodenum
53
structure extending from the right crus of the diaphragm to the ascending duodenum
suspensory ligament of Treizt
54
arterial supply of superior duodenum
supraduodenal, retroduodenal, and duodenal twigs fro the right gastric, right gastroepiploic, and gastroduodenal/pancreaticoduodenal arteries
55
venous drainage of the duodenum
1. superior pancreaticoduodenal vein | 2. inferior pancreaticoduodenal vein
56
superior pancreaticoduodenal vein drains into:
portal vein
57
inferior pancreaticoduodenal vein drains into:
superior mesenteric vein
58
lymph drainage of the duodenum
1. upward - to celiac nodes via pancreaticoduodenal nodes | 2. downward - to superior mesenteric nodes via pancreaticoduodenal nodes
59
innervation of the duodenum
celiac and superior mesenteric plexuses
60
T/F: the lumen of the jejunum is wider that the lumen of the ileum
F
61
T/F: the muscular wall of the ileum is thinner than that of the jejunum
T
62
T/F: there is a greater number of arterial arcades in the jejunum than the ileum
F
63
T/F: the mesentery of the jejunum is has less fat than that of the ileum
T
64
T/F: Peyer's patches are found throughout the small intestine
F, they are found in the ileum
65
T/F: the plicae circulares are uniformly distributed throughout the small intestine
F, they are most numerous in the duodenum and proximal jejunum
66
blood supply of small intestine
1. intestinal branches of superior mesenteric artery | 2. ileocolic artery - lowest part of ileum
67
venous drainage of small intestine
superior mesenteric vein
68
lymph drainage of small intestine
superior mesenteric nodes
69
innervation of small intestine
superior mesenteric plexus
70
process by which penetrating injuries of the small intestine self-heal
mucosal plugging
71
the part of the small intestine most prone to injury is the:
duodenum, because it is less moveable compared to the other parts
72
intussuception occurs most commonly at the:
ileocecal junction
73
largest branch of the celiac trunk
splenic artery
74
cells of the pancreas that secrete pancreatic juice
acinar cells
75
circular folds that appear 2.5cm – 5cm from the pylorus, which project into the intestinal lumen
plicae circulares / valves of Kerkring
76
function of plicae circulares
increase surface area for absorption