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DISSEC 2nd Flashcards

1
Q

GI Tract

A

Digestive system from oral cavity to anus.

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2
Q

Stomach

A

Dilation receiving ingesta from the esophagus.

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3
Q

Greater Curvature

A

Long convex surface from cardia to pylorus.

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4
Q

Lesser Curvature

A

Short concave surface from cardia to pylorus.

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5
Q

Parietal Surface

A

Stomach side in contact with the liver.

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6
Q

Visceral Surface

A

Stomach side in contact with abdominal viscera.

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7
Q

Cardia

A

Opening around the esophageal entry into stomach.

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8
Q

Fundus

A

Blind, gas-filled portion adjacent to cardia.

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9
Q

Body

A

Largest part of the stomach, between cardia and pylorus.

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10
Q

Pylorus

A

Distal stomach opening to the duodenum.

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11
Q

Pyloric Antrum

A

Wide proximal part of the pyloric region.

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12
Q

Pyloric Canal

A

Narrow distal passage with strong muscular sphincter.

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13
Q

Omentum

A

Double-layered tissue connecting peritoneum and abdominal organs.

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14
Q

Greater Omentum

A

Connects greater curvature to dorsal abdominal wall.

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15
Q

Superficial Leaf

A

Extends from stomach to pelvic inlet.

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16
Q

Deep Leaf

A

Attaches to dorsal abdominal wall, contains pancreas.

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17
Q

Omental Bursa

A

Potential space between the two leaves of omentum.

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18
Q

Gastrophrenic Ligament

A

Connects stomach to diaphragm.

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19
Q

Gastrosplenic Ligament

A

Connects stomach to spleen.

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20
Q

Phrenicosplenic Ligament

A

Connects spleen to diaphragm.

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21
Q

Visceral Peritoneum

A

Membrane covering abdominal organs.

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22
Q

Parietal Peritoneum

A

Membrane lining abdominal cavity.

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23
Q

Liver

A

Organ reflecting cranially in abdominal view.

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24
Q

Greater Omentum

A

Connects stomach’s greater curvature to spleen.

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25
Q

Lesser Omentum

A

Links stomach’s lesser curvature to liver.

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26
Q

Papillary Process

A

Part of liver covered by lesser omentum.

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27
Q

Gastrohepatic Ligament

A

Lesser omentum section connecting stomach and liver.

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28
Q

Hepatoduodenal Ligament

A

Lesser omentum connecting liver to duodenum.

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29
Q

Intestinal Tract

A

Digestive pathway from stomach to anus.

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30
Q

Small Intestine

A

Main site for digestion and absorption.

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31
Q

Duodenum

A

First part of small intestine after stomach.

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32
Q

Cranial Duodenal Flexure

A

Turn where duodenum bends caudally.

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33
Q

Descending Duodenum

A

Duodenum segment on right abdomen side.

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34
Q

Bile Ducts

A

Empty into the descending duodenum.

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35
Q

Caudal Flexure

A

Bend transitioning descending to ascending duodenum.

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36
Q

Ascending Duodenum

A

Duodenum segment on left side of mesentery.

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37
Q

Duodenojejunal Flexure

A

Connection between duodenum and jejunum.

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38
Q

Duodenocolic Ligament

A

Links duodenum flexure to descending colon.

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39
Q

Jejunum

A

Longest small intestine segment, many coils.

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40
Q

Mesojejunum

A

Fan-shaped mesentery supporting jejunum.

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41
Q

Root of Mesentery

A

Attachment point for mesentery to aorta.

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42
Q

Ileum

A

Short terminal small intestine segment.

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43
Q

Ileocecal Fold

A

Peritoneum connecting ileum and colon.

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44
Q

Large Intestine

A

Absorbs water, includes cecum and colon.

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45
Q

Cecum

A

Short, spiral structure in right abdomen.

46
Q

Caecum

A

Short, comma-shaped structure joining colon.

47
Q

Colon

A

Wider than small intestine; divided into three parts.

48
Q

Ascending Colon

A

Short segment between duodenum and mesentery.

49
Q

Transverse Colon

A

Runs cranial to mesentery, ventral to pancreas.

50
Q

Descending Colon

A

Longest segment, leads to pelvic cavity.

51
Q

Rectum

A

Large intestine segment within pelvic cavity.

52
Q

Duodenocolic Ligament

A

Connects ascending duodenum to descending colon.

53
Q

Colic Lymph Nodes

A

Nodes within ascending and transverse colon curvature.

54
Q

Jejunal Lymph Nodes

A

Nodes located high in the mesentery root.

55
Q

Liver

A

Organ located behind diaphragm, right of median plane.

56
Q

Hepatic Porta

A

Entry point for portal vein and bile duct.

57
Q

Liver Lobes

A

Divided into four main lobes and sublobes.

58
Q

Left Hepatic Lobe

A

Largest lobe, subdivided into medial and lateral.

59
Q

Right Hepatic Lobe

A

Fused with caudate lobe at its base.

60
Q

Quadrate Lobe

A

Lies midline, forms gallbladder fossa side.

61
Q

Caudate Lobe

A

Subdivided into caudate and papillary processes.

62
Q

Mesocolon

A

Peritoneal fold supporting colon’s position.

63
Q

Pelvic Cavity

A

Space housing rectum and associated structures.

64
Q

Sublumbar Muscles

A

Muscles located ventrally to descending colon.

65
Q

Jejunum

A

Part of small intestine before ileum.

66
Q

Ileum

A

Final segment of the small intestine.

67
Q

Gallbladder

A

Organ closely related to the liver.

68
Q

Caudate process

A

Most caudal liver part, near twelfth intercostal space.

69
Q

Papillary process

A

Liver extension crossing midline, covered by omentum.

70
Q

Gall bladder

A

Sac that stores and concentrates bile.

71
Q

Hepatic duct

A

Ducts collecting bile from liver cells.

72
Q

Cystic duct

A

Carries bile from gallbladder to hepatic duct.

73
Q

Common bile duct

A

Formed by hepatic and cystic ducts, leads to duodenum.

74
Q

Right lateral lobe

A

Liver lobe located on the right side.

75
Q

Right medial lobe

A

Medial liver lobe adjacent to the right lateral lobe.

76
Q

Quadrate lobe

A

Liver lobe located between gall bladder and left lobe.

77
Q

Left medial lobe

A

Medial lobe of the liver on the left side.

78
Q

Left lateral lobe

A

Lateral lobe of the liver on the left side.

79
Q

Spleen

A

Organ located near the left lateral lobe.

80
Q

Descending duodenum

A

Part of the small intestine after the stomach.

81
Q

Pancreas

A

Slender organ with two lobes near pylorus.

82
Q

Accessory pancreatic duct

A

Additional duct present in dogs, drains pancreas.

83
Q

Pancreatic duct

A

Main duct draining bile into the duodenum.

84
Q

Major duodenal papilla

A

Opening for pancreatic and bile ducts into duodenum.

85
Q

Minor duodenal papilla

A

Opening for accessory pancreatic duct into duodenum.

86
Q

External abdominal oblique

A

Outermost abdominal wall muscle, fibers run caudoventrally.

87
Q

Internal abdominal oblique

A

Muscle beneath external oblique, aids in abdominal support.

88
Q

Peritoneum

A

Membrane lining abdominal cavity, supports organs.

89
Q

Blood supply

A

Vascular network providing nutrients to abdominal organs.

90
Q

Internal Abdominal Oblique

A

Muscle beneath external oblique; fibers run cranioventrally.

91
Q

Rectus Abdominis

A

Paired strap-like muscles along ventral abdomen.

92
Q

Transversus Abdominis

A

Deepest abdominal muscle; fibers run transversely.

93
Q

Linea Alba

A

Fibrous structure formed by abdominal muscle aponeuroses.

94
Q

Thoracolumbar Fascia

A

Connective tissue origin for abdominal muscles.

95
Q

Tuber Coxae

A

Bony prominence; origin for abdominal muscles.

96
Q

Inguinal Ligament

A

Ligament forming part of abdominal muscle origin.

97
Q

Costal Arch

A

Curved structure; insertion point for abdominal muscles.

98
Q

Ventral Branches

A

Nerves supplying abdominal wall muscles.

99
Q

Thoracic Nerves

A

Nerves T8-T13; innervate cranial abdominal wall.

100
Q

Lumbar Nerves

A

Nerves L1-L3; supply caudal abdominal wall.

101
Q

Intercostal Nerves

A

Innervate parts of cranial abdominal region.

102
Q

Peritoneum

A

Thin membrane lining abdominal and pelvic cavities.

103
Q

Parietal Peritoneum

A

Lines abdominal and pelvic cavities.

104
Q

Visceral Peritoneum

A

Covers external surfaces of abdominal organs.

105
Q

Mesentery

A

Double layer of peritoneum suspending intestines.

106
Q

Ventral Mesentery

A

Continuous peritoneum along the ventral abdomen.

107
Q

Retroperitoneal Location

A

Organs not encased in visceral peritoneum.

108
Q

Connecting Peritoneum

A

Double-layered folds connecting visceral and parietal peritoneum.

109
Q

Omentum

A

Connects stomach to other abdominal organs.

110
Q

Ligaments

A

Attach organs to abdominal wall or each other.

111
Q

Celiac Artery

A

Supplies blood to stomach and pancreas.

112
Q

Mesenteric Arteries

A

Supply blood to intestines from abdominal aorta.

GI (9 decks)

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