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Maris anatomy 1 > stomach, pancreas, spleen > Flashcards

stomach, pancreas, spleen Flashcards

1
Q

functions of stomach

A
  1. reception and storage of food (adult capactiy 2-3 liters)
  2. mechanical and chemical digestion: making chyme with gastric juices and hcl
  3. releasese chyme into the duodenum
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2
Q

location of stomach

A

upper part of abdomen beneath left costal margin into epigastric and umbilical regions

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3
Q

attachments of stomach

A

lesser omentum, greater omentum, gastrosplenic ligament/omentum

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4
Q

lesser omentum is a

A

double layer of peritonium that connects lesser curv of stomach to liver

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5
Q

LANDMARK that separates fundus from stomach body

A

cardiac notch

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6
Q

angular notch/incisure

A

sharp bent that separates the body from pyloris

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7
Q

pyloris separated into

A

antrum (biggest part) and pyloric canal

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8
Q

what regulates the amount of chyme passing through stomach to duodenum

A

pyloric sphincter

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9
Q

function of rugae

A

stomach expansion

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10
Q

2 layers of gi tract

A

inner circular and outer longitudinal

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11
Q

3 layers of stomach

A

innner oblique, middle circular, outer longitudinal

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12
Q

anterior relations to stomach

A

anterior abdominal wall, left costal margin, left pleura, left lung, diaphragm, left lobe of liver

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13
Q

posterior relations of stomach

A

lesser sac diaphragm, spleen, left suprarenal gland, upper part of left kidney, splenic artery, pancreas, transverse mesocolon, transverse colon

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14
Q

blood supply of stomach

A

left/right gastric arteries, l/r gastro-epiploic arteries, short gastric arteries, corresponding veins drain into the portal circulation

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15
Q

short gastric is a branch of the

A

splenic artery (most lat)

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16
Q

left gastric a goes up and down the

A

lesser curvature of stomach (anastomes with right gastric a)

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17
Q

left gastric is branch of

A

celiac trunk

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18
Q

left gastro epiploic branch of

A

splenic a

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19
Q

what goes under the greater curvature

A

left and right gastro epiploic

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20
Q

right gastro epiploic a is a branch of the

A

gastroduodenal a

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21
Q

right gastric artery branch of

A

proper hepatic

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22
Q

veins drain into the (stomach)

A

portal circulation

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23
Q

posterior gastric a is a branch of

A

splenic a

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24
Q

lymph drainage of stomach

A

celiac nodes

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25
Q

order of lymph drainage of stomach

A

celiac nodes > intestinal trunk > cisterna chyli >thoracic duct > l braciocephalic v

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26
Q

nerve supply of the stomach

A

vagus nerve and greater splanchnic

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27
Q

vagus n supplies

A

ps fibers: secretomotor to gastric glands, motor to smooth muscles of stomach,

inhibitory fibers: pyloric sphincter

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28
Q

splancnic n supplies

A

motor fibers to pyloric sphincter and blood

pain transmitting nerve fibers

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29
Q

vagus fibers specifically preg

A

preg parasymp, gva (vagovago reflex/stretch)

30
Q

splanchnic fibers specifically

A

pregan symp gva (pain)

31
Q

splanchnic synapses at

A

celiac ganglion

32
Q

pancreas lies posterior to stomach and extends

A

from posterior abdominal wall from duodenum to the spleen

33
Q

pancrease is ()peritoneal except for ()

A

retroperitoneal, tail

34
Q

pancreas is what type of galnd

A

exocrine and endocrine

35
Q

what does the pancreas secrete exocrine

A

digestive enzyme, gastric, sodium bicarbonate

36
Q

pancrease secrete endocrine

A

glucagon, insulin, somatostatin

37
Q

pancreas crosses what vertebrae

A

L1 and L2

38
Q

head surrounded by ()

A

duodenum

39
Q

extension of pancreas head

A

uncinate process

40
Q

what vessels are behind neck of pancreas

A

portal vein, part of aorta, sup mesenteric a. and v.

41
Q

where anatomically find splenic a and v

A

splenic a runs superior border of body, posterior v directly posterior

42
Q

main pancreatic duct joins () to make ()

A

common bile duct, (protrudes to second duodenal to make) major duodenal papilla

43
Q

accesory pancreatic duct makes

A

minor duodenal papilla

44
Q

2 blood supplies of pancreas head and uncinate process

A

superior pancreaticoduodenal (branch of gastroduodenal) inferior pancreaticoduodenal (branch of superior mesenteric)

45
Q

blood supplies of pancreas tail

A

branch of splenic a

46
Q

lymphatic vessels of pancreas follow blood vessels drain into

A

pancreato-splenic nodes, pyloric nodes

47
Q

efferent lymphatics of pancreas drain into(3)

A

celiac nodes, hepatic nodes, superior mesenteric nodes

48
Q

pancreas nerve supply

A

ps: vagus n , secretomotor
sp: greater abdominal splancnic, vasomotor
celiac ganglia
celiac plexus: post sp, pre ps

49
Q

splenectomy

A

removal of spleen (can prevent internal hemmoraghing from rupture)

50
Q

where does the spleen lies beneath

A

left hypochondriac region close to 9th, 10th, 11th ribs

51
Q

relations of spleen

A

anterior: stomach
medial: left kidney, tail of pancreas
inferior: left colic flexure (splenic flexure: bending of colon)
posterolateral: diaphragm, left pleura, left lung, ribs 9-11

52
Q

function of spleen

A

prenatal hempoisis, and break down platelates, makes lymphocytes

53
Q

autotransmission

A

contract spleen smooth muscle so blood can come out of resoirvoir

54
Q

ligaments of spleen

A

gastrosplenic (gastrolineal) and lienorenal (splenorenal)

55
Q

gastrosplenic attaches

A

spleen to upper part of greater curvature of stoamch

56
Q

lienorenal attaches

A

hilum of spleen to left kidney

57
Q

blood supply of spleen

A

splenic a and v

58
Q

nerve supply of spleen

A

celiac plexus

59
Q

what drains into portal v

A

left/right gastric v, splenic v, sup mese

60
Q

lymph drainage of spleen

A

pancreatico-splenic lymph nodes

61
Q

nerve supply of spleen

A

celiac plexus

62
Q

nerves of spleen are distributed via the branches of the

A

splenic a

63
Q

pancreatic cancer does what

A

compresses bile duct, so bile duct backs up to liver and bilirubin so get post hepatic jaundice

64
Q

splenomegaly due to

A

leukemia, lymphoma, infections

65
Q

what could happen if have splenectomy

A

predispose you to fungal infections/exotic infections

66
Q

what drains into portal v

A

left/right gastric v, splenic v, sup mese

67
Q

lymph drainage of spleen

A

pancreatico-splenic lymph nodes

68
Q

nerve supply of spleen

A

celiac plexus

69
Q

nerves of spleen are distributed via the branches of the

A

splenic a

70
Q

pancreatic cancer does what

A

compresses bile duct, so bile duct backs up to liver and bilirubin so get post hepatic jaundice

71
Q

splenomegaly due to

A

leukemia, lymphoma, infections

72
Q

what could happen if have splenectomy

A

predispose you to fungal infections/exotic infections

Maris anatomy 1 (18 decks)

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