Abdomen 3 Flashcards

1
Q

What is the oesophagus?

A

Muscular tube that extends from the pharynx to the stomach

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What are the 3 constrictions of the oesophagus?

A

Cervical

Thoracic

Diaphragmatic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is the vertebral level of the oesophageal hiatus in the diaphragm?

A

T10

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is A?

A

Trachea

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is B?

A

Oesophagus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is C?

A

Thoracic duct

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is D?

A

Left subclavien vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is E?

A

Aortic arch

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is F?

A

Left bronchi

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is G?

A

Thoracic aorta

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is H?

A

Pericardium (cut edge)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is I?

A

Oesophageal hiatus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is J?

A

Left crus of diaphragm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is K?

A

Aortic hiatus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What is L?

A

Chyle cistern

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is M?

A

Inferior vena cava

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What is N?

A

Right crus of diaphragm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What is O?

A

Thoracic duct

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What is P?

A

Oesophagus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

What is Q?

A

Left bronchi

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What is R?

A

Tracheobronchial lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

List the structures that traverse the oesophageal opening?

A

Oesophagus

Left inferior phrenic artery

Left gastric artery

Lymphatics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What is the blood supply of the abdominal part of the oesophagus?

A

Branches of left gastric artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

What is the venous drainage of the abdominal part of the oesophagus?

A

Left gastric vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

What is the lymphatic drainage of the abdominal oesophagus?

A

Left gastric lymph nodes then to celiac lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

What is the relationship between the oesophagus and portal hypertension?

A

Lower end of oesophagus is important site for portosystemic anastomoses

In portal hypertension, anastomoses opens and forms venous dilations called oesophageal varices

Their rupature causes severe haematemesis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

What is the stomach?

A

Muscular bag

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

What are the 2 orifices of the stomach?

A

Cardial orifice

Pyloric orifice

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

What are the 2 curvatures of the stomach?

A

Greater curvature

Lesser curvature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

What are the 2 surfaces of the stomach?

A

Anterior

Posterior

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

What is A?

A

Duodenum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

What is B?

A

Pyloric canal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

What is C?

A

Body of stomach

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

What is D?

A

Fundus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

What is the pyloric sphincter?

A

Band of smooth muscle between the pyloris and duodenum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

What is the function of the pyloric sphincter?

A

Controls flow of partically digested food between stomach and duodenum

Stops acid entering duodenum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

The pyloric sphincter is formed from the thickening of which layer of the gut tube?

A

Circular layer of smooth muscle (muscularis externa)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

Where does the lesser omentum extend from?

A

Lesser curvature of the stomach to the liver

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

Where does the greater omentum extend from?

A

Greater curvature of stomach to transverse colon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

What is A?

A

Pyloric sphincter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

What is B?

A

Gastric canal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

What is C?

A

Cardiac orifice

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

What is D?

A

Gastric folds (rugae)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

What is E?

A

Pyloric antrum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

What is F?

A

Pyloric canal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
47
Q

What are gastric folds/rugae formed from?

A

Gastric mucosa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
48
Q

In which portions of the stomac are gastric folds most apparent?

A

Pyloric region

Greater curvature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
49
Q

Which sphincter controls the discharge of food from the stomach to the duodenum?

A

Pyloric sphincter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
50
Q

What is the collective name of the structures that the stomach lies on?

A

Stomach bed

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
51
Q

What structures from the stomach bed?

A

Left dome of diaphragm

Transverse mesocolon

Spleen

Left kidney

Left suprarenal gland

Colon

Pancreas

Splenic artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
52
Q

What is A?

A

Right gastric artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
53
Q

What is B?

A

Left gastric artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
54
Q

What is C?

A

Splenic artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
55
Q

What is D?

A

Left gastro-omental artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
56
Q

What is E?

A

Right gastric-omental artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
57
Q

What is the venous drainage of the stomach via?

A

Portal system

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
58
Q

What is A?

A

Portal vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
59
Q

What is B?

A

Left gastric vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
60
Q

What is C?

A

Superior mesenteric vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
61
Q

What is D?

A

Inferior mesenteric vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
62
Q

What is E?

A

Splenic vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
63
Q

What is F?

A

Right gastric artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
64
Q

Where do the primary lymph nodes of the stomach eventually drain to?

A

Celiac lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
65
Q

What is A?

A

Celiac lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
66
Q

What is B?

A

Superior and inferior pyloric lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
67
Q

What is C?

A

Pancreaticoduodenal lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
68
Q

What is D?

A

Gastric-omental lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
69
Q

What is E?

A

Splenic lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
70
Q

What is F?

A

Pancreaticosplenic lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
71
Q

What is G?

A

Gastric lymph nodes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
72
Q

What effect does the vagus nerve have on the pylorus?

A

Opens the pyloric sphincter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
73
Q

What effect does the vagus nerve have on gastric secretion?

A

Increases

74
Q

What nerve is key in controlling gastric motility?

A

Vagus nerve

75
Q

Where does the small intestine extend from?

A

Pylorus of the stomach to the ileocecal junction

76
Q

What are the 3 parts of the small intestine?

A

Duodenum

Jejenum

Ileum

77
Q

Which part of the small intestine recieves the opening of the bile and pancreatic duct?

A

Descending (2nd part) of duodenum

78
Q

Where is the foregut/midgut boundary in the small intestine?

A

Between descending and inferior duodenum

79
Q

How is the duodenum peritonised?

A

Bulb is intraperitoneal, rest is retroperitoneal

80
Q

How is the jejenum peritonised?

A

Intraperitoneal

81
Q

How is the ileum peritonised?

A

Intraperitonised

82
Q

Which part of the small intestine is the shortest, widest and most fixed?

A

Duodenum

83
Q

How does the colour differ between the jejenum and ileum?

A

Jejenum - deeper red

Ileum - paler pink

84
Q

How does the wall differ between the jejenum and ileum?

A

Jejenum - thick and heavy

Ileum - thin and light

85
Q

How does the vascularitiy differ between the jejenum and ileum?

A

Jejenum - greater

Ileum - less

86
Q

How does the vaso recta differ between the jejenum and ileum?

A

Jejenum - long

Ileum - short

87
Q

How does the arcades differ between the jejenum and ileum?

A

Jejenum - few large loops

Ileum - many short loops

88
Q

How does the fat in mesentery differ between the jejenum and ileum?

A

Jejenum - less

Ileum - more

89
Q

How does the circular folds differ between the jejenum and ileum?

A

Jejenum - large, tall and closely packed

Ileum - low and sparse, absent in distal part

90
Q

What is A?

A

Ileum

91
Q

What is B?

A

Duodenum

92
Q

What is C?

A

Jejenum

93
Q

Explain how the morphology of the small intestine changes between the jejenum and ileum?

A

There is no step transition, but the morphology gradually alters with either end looking quite different

94
Q

Which of A and B is jejenum and which is ileum?

A

A is jejenum

B is ileum

95
Q

What are arterial arcades?

A

Arterial loops or arches

96
Q

Do arcades in jejenum or ileum have many loops?

A

Ileum

97
Q

Which part of the autonomic nervous system stimulates reduction in the secretions and motility of the intestine and also acts as a vasoconstrictor?

A

Sympathetic

98
Q

What features distinguish the large intestine from the small intestine?

A

Teniae coli

Haustra

Omental appendices

Caliber (internal diameter much larger)

no villi in large intstine

99
Q

What are teniae coli?

A

3 seperate longitudinal ribbons of smooth muscle on the outside of the colon

100
Q

What are haustra?

A

Small pouches caused by sacculation

101
Q

What are omental appendices?

A

Small pouches of the peritoneum filled with fat

102
Q
A
103
Q

How is the caecum peritonised?

A

its retroperitoneal

104
Q

How is the ascending colon peritonised?

A

Retroperitoneal

105
Q

How is the transverse colon peritonised?

A

Intraperitoneal

106
Q

How is the descending colon peritonised?

A

Retroperitoneal

107
Q

How is the sigmoid peritonised?

A

Intraperitoneal

108
Q

What is A?

A

Caecum

109
Q

What is B?

A

Ascending colon

110
Q

What is C?

A

Transverse colon

111
Q

What is D?

A

Descending colon

112
Q

What is E?

A

Sigmoid colon

113
Q

What does the superior mesenteric artery branch into to supply the colon?

A

Ileocolic artery

Right colic artery

Middle colic artery

Marginal artery (connects superior to inferior mesenteric artery)

114
Q

What artery connects the superior to the inferior mesenteric artery?

A

Marginal artery

115
Q

What does the inferior mesenteric archery branch into to supply the colon?

A

Left colic artery

Sigmoid arteries

116
Q

In which abdominal region is the caecum and appendix located?

A

Right iliac region

117
Q

What is A?

A

Frenulum of ileocecal valve

118
Q

What is B?

A

Orifice of appendix

119
Q

What is C?

A

Terminal ileum

120
Q

What is D?

A

Ileocaecal valve

121
Q

What is E?

A

Ileocaecal orifice

122
Q

What is F?

A

Haustrum of ascending colon

123
Q

Which 2 structures open into the cavity of caecum?

A

Appendix and ileum

124
Q

What is strange about the anatomical location of the appendix?

A

Base of appendix is consistently located, but the tail has anatomical variation

125
Q

What is McBurnery’s point and why is it useful clinically?

A

Point of most pain in acute appendicitis

126
Q

Where does the rectum pierce the pelvic floor?

A

Ano-rectal junction where it becomes the anal canal

127
Q

What is the arterial supply, venous drainage, and peritonisation of the superior 1/3 of the rectum?

A

Artery - superior rectal artery

Vein - superior rectal vein

Peritonisation - front and sides

128
Q

What is the arterial supply, venous drainage, and peritonisation of the middle 1/3 of rectum?

A

Artery - right and left middle rectal arteries

Vein - right and left middle rectal veins

Peritonisation - front

129
Q

What is the arterial supply, venous drainage, and peritonisation of the inferior 1/3 of rectum?

A

Artery - right and left middle rectal arteries

Vein - right and left middle rectal veins

Peritonisation - none

130
Q

What is A?

A

Superior rectal artery

131
Q

What is B?

A

Middle rectal artery

132
Q

What is C?

A

Inferior rectum artery

133
Q

What is the role of the pelvic floor in maintaining continence?

A

Automatically gently contracted to prevent leakage

134
Q

What structures, other than the pelvic floor, are involved in faecal continence?

A

Internal anal sphincter

External anal sphincter

135
Q

What is the significance of understanding the differences between visceral and somatic innveration of the anal canal?

A

Above pectinate line is autonomic, below is somatic

136
Q

What lymphatics drain above the pectinate line of the rectum?

A

Internal iliac lymph nodes

137
Q

What lymphatics drain below the pectinate line of the rectum?

A

Superficial inguinal lymph nodes

138
Q

What is A?

A

Internal anal sphincter

139
Q

What is B?

A

External anal sphincter

140
Q

What are the main peritoneal folds?

A

Greater omentum

Lesser omentum

Mesentery

141
Q

The hepatoduodenal and hepatogastric ligaments are parts of what omentum?

A

Lesser

142
Q

What is the falciform ligament?

A

Attaches liver to anterior abdomen wall

and seperates left and right lobes of the liver

143
Q

What lies within the free border of the falciform ligament?

A

Ligamentum teres in free border

144
Q

What embryological structure is the ligamentum teres a remnant of?

A

Left umbilical vein

145
Q

How many layers of peritoneum are present in the greater omentum?

A

4

Is it a souble sheet of peritoneum folded in on itself

146
Q

What is the greater omentum often called?

A

Abdominal policeman

147
Q

What functions of the greater omentum cause it to be known as the abdominal policeman?

A

Role in fighting intra-abdominal infections

148
Q

What are paracolic gutters?

A

Spaces between colon and abdominal wall

149
Q

Where are paracolic gutters found in relation to the colon?

A

Lateral

150
Q

What is the clinical significance of knowing about paracolic gutters?

A

Determine flow of ascitic fluid

151
Q

List 3 abdominal viscera which lie in the free edge of a double layer of peritoneum described as a mesentery?

A

Transverse colon

Sigmoid colon

Appendix

152
Q

What muscle types forms the muscularis externa of the oesophagus?

A

Upper 1/3 is skeletal muscle

Lower 2/3 is smooth muscle

153
Q
A
154
Q

What kind of epithelium is in the oesophagus?

A

Stratified squamous

155
Q

What type of muscle makes up the muscularis mucosae of the oesophagus?

A

Smooth muscle

156
Q

What are the large folds present in the wall of the stomach?

A

Rugae

157
Q

What secretory cells are present in gastric pits?

A

Gastric cells (also known as G cells)

158
Q

What structure is this?

A

Oesophagus

159
Q

What structure is this?

A

Stomach

160
Q

What are the large folds that can be seen extending into the lumen of the small intestine called?

A

Villi

161
Q

What structure is this?

A

Small intestine

162
Q

What are the numerous finger like processes cut in different planes on villi of the small intestine?

A

Microvilli

163
Q

What is the epithelium of the small intestine?

A

Simple columnar

164
Q

What type of muscle is the muscularis mucosae of the small intestine?

A

Smooth

165
Q

Where along the gut tube do glands extend down beyond the muscularis mucosae into the submucosa (they do not normally do this)?

A

Brunner’s cells (found only in duodenum)

166
Q

What are the white bits that appear to be empty spaces in the small intestine histology?

A

Contents of secretory cells

They are goblet cells

167
Q

What do goblet cells secrete?

A

Mucus

168
Q

What types of cells are present in the surface epithelium of the small intestine?

A

Enterocytes (absorptive cells) with scattered goblet cells

169
Q

What are Payer’s patches and where are they found?

A

Small masses of lymphatic tissue found in the ileum

170
Q

What is the predominant cell present in the epithelium of the colon?

A

Enterocytes

171
Q

What structure is this?

A

Colon

172
Q

What structure is this?

A

Recto-anal junction

173
Q

What indicates the change from the rectum to anal canal in this image?

A

Stratified squamous changing to simple columnar

174
Q

What is the transpyloric plane?

A

Imaginary horizontal plane

175
Q

How would you locate the transpyloric plane on a patient?

A

Halfway between jugular notch and upper border of symphysis pubis

Or 9th costal cartilage

176
Q

List the structures present in the transpyloric plane?

A

Pylorus of stomach

Hila of kidneys

Beginning of duodenum

Neck of pancreas

Superior mesenteric artery from aorta

177
Q

What is the vertebral level of the transpyloric plane?

A

L1

178
Q

What is the vertebral level of the highest point of the iliac crest?

A

L4

179
Q

What organ is being examined in 1, 2 and 3?

A

1 - stomach

2 - small intestine

3 - colon

180
Q

What is 1, 2, 3 and 4?

A

1 - Liver

2 - right kidney

3 - jejenum

4 - transverse colon

181
Q

What is 1, 2, 3 and 4?

A

1 - spleen

2 - liver

3 - stomach

4 - aorta