Gross ID Flashcards

(187 cards)

1
Q

falsiform ligament

A

connects anterior abdominal wall to liver surface

divides liver into right and left lobes

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2
Q

median umbilical fold

A
midline under umbilicus
contains urachus (remnant of allantoic duct)
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3
Q

medial umbilical fold

A

lateral to median umbilical fold

contains remnant of umbilical artery

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4
Q

lateral umbilical fold

A

lateral to medial umbilical fold

over the inferior epigastric artery/vein

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5
Q

peritoneum

A

lines the pelvic and abdominal cavities

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6
Q

parietal peritoneum

A

lines inner surface of the abdominal and pelvic walls

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7
Q

visceral peritoneaum

A

lines surfaces of organs

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8
Q

RUQ organs

A

liver

gallbladder

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9
Q

gallbladder location

A

right 9 costal cartilage at midclavicular line

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10
Q

LUQ organs

A

stomach

spleen

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11
Q

greater omentum

A

attached to lesser curvature of stomach

between intestine and anterior abdominal wall

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12
Q

gastrocolic ligament

A

big part of greater omentum

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13
Q

gastrosplenic ligament

A

aspect of the greater omentum between the stomach and spleen

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14
Q

gastrophrenic ligament

A

aspect of greater momentum between the stomach and the diaphragm

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15
Q

jejunum

A

LUQ

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16
Q

ileum

A

RLQ

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17
Q

hepatic flexture

A

right colic flexture- under liver

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18
Q

splenic flexture

A

left colic flexture- under spleen

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19
Q

lesser omentum

A

around lesser curvature of stomach and part 1 of duodenum to inferior liver surface

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20
Q

parts of greater omentum

A

gastrocolic ligament
gastrophrenic ligament
gastrosplenic ligament

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21
Q

parts of lesser omentum

A

hepatogastric ligament

hepatoduodenal ligament

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22
Q

hepatogastric ligament

A

from liver to lesser curvature of stomach

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23
Q

hepatoduodenal ligament

A

from liver to first part of duodenum

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24
Q

round ligament of the liver

A

inferior edge of falciform ligament

remnant of the umbilical vein

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25
coronary ligament
connects liver to diaphragm | surrounds bare area
26
left/right triangular ligaments
between the left/right lobes of liver and diaphragm | folds of coronary ligament
27
splenorenal ligament
spleen to body wall anterior to left kidney
28
transverse mesocolon
attaches the transverse colon to anterior surface of duodenum and pancreas
29
mesentary
suspends jejunum and ileum to posterior wall
30
epiploic foramen of winslow
connects the greater and lesser peritoneal sacs | behind the heptoduodenal ligament
31
cardia of stomach
part right under where the esophagus joins, below cardinal notch
32
fundus of stomach
top
33
pylorus of stomach
meeting between duodenum and stomach
34
pyloric antrum of stomach
wedge between body and pyloric canal
35
pyloric canal
last part of stomach between the pylorus and pyloric antrum
36
pyloric sphincter
inner sphincter in the pylorus of stomach
37
pyloric orafice
opening in the pyloric sphincter
38
rugae
ridges inside stomach
39
porta hepatis or transverse fissure of the liver
fissure on visceral surface of liver that the vessels, ducts, lymphatics, and nerves enter
40
arrangement of structures in hepatic triad
bile duct lateral (right) hepatic artery proper- left hepatic portal vein posterior
41
cystic duct
goes from gallbladder to common bile duct
42
hepatic duct
from liver (left and right) to common bile duct
43
where does cystic artery come from
right hepatic artery
44
where does the right gastric artery come from
hepatic artery proper
45
path of gastroduodenal artery and branches
passes posterior to duodenum right gesture-omental artery anterior superior pancreaticoduodenal artery
46
where is the left gastric artery
along posterior abdominal wall, superior to pancreas (might be impeded in the pancreas)
47
organs related to visceral surface of the spleen
stomach left kidney transverse colon pancreas
48
ribs associated with diaphragmatic surface of spleen
ribs 9, 10, 11
49
caudate lobe of liver
back, BEHIND the gallbladder
50
quadrate lobe of liver
front, next to the gallbladder
51
right sagittal fissure of liver
line formed by gallbladder and IVC
52
left sagittal fissure of liver
ligamentum venosum and falciform ligament gap
53
path of superior mesenteric artery
comes from aorta, passes anterior to unite process of pancreas, third part of duodenum, left renal vein enters mesentery and heads toward RLQ
54
branches of the superior mesenteric artery
RIGHT inferior pancreatico-duodenal artery (posterior/anterior) middle colic right colic- ascending and descending branches iliocolic LEFT jejunal and ileal arteries (intestinal)
55
what are the arcades
arched arteries connecting the intestinal arteries (jejunum and ileum) more complicated in the ileum than jejunum
56
what are straight arteries
bits off of the arcades that are perpendicular to the intestine longer in jejunum, shorter in ileum
57
what does the iliocolic artery supply
cecum
58
branches of the ileocolic artery
colic (top) and ileum (bottom) appendicular artery off of ill part anterior and posterior cecal off of ill part anastomoses with right colic
59
what are marginal arteries
looped parts connecting the colic arteries
60
what does the right colic artery supply
ascending colon
61
what does the middle colic artery supply
transverse colon
62
where is superior mesenteric vein
next to superior mesenteric artery | joins the splenic vein to form the hepatic portal vein
63
branches of inferior mesenteric artery
left colic- first branch sigmoid arteries superior rectal artery- last branch
64
what does the SMA supply
``` jejunum ileum cecum ascending colon transverse colon duodenum pancreas ```
65
what does the IMA supply
left 1/3 transverse colon descending colon sigmoid colon rectum
66
what does the left colic artery supply
left 1/2 of transverse ascending- anastomose with middle colic descending- anastomose with sigmoid
67
teniae coli
longitudinal muscle on the large intestine
68
haustra
outpouching of large intestine wall
69
omental appendices
fat fingers on large intestine
70
where are the 4 segments of the duodenum
superior- L1, transverse plane descending- L2, right of midline and anterior to lots horizontal- L3, anteiror to IVC and aorta ascending- L2, joins with jejunum at the junction
71
where do the bile duct and pancreatic duct join the duodenum
descending part
72
parts of the pancreas
``` head uncinate process neck body tail ```
73
location of the pancreatic head
being hugged by the duodenum
74
location of pancreatic uncinate process
little projection off the head that is behind the superior mesenteric vessles
75
where is the pancreatic neck
anterior to the superior mesenteric vessels
76
where is the pancreatic body
angled up superiorly crossing midline
77
where is the pancreatic tail
on the left, touching the hilum of the spleen
78
where is the main pancreatic duct
in the head of the pancreas
79
where is the accessory pancreatic duct
joins the superior side of main pancreatic duct (superior to main)
80
branches of the splenic artery supplying the pancreas
dorsal pancreatic | greater pancreatic
81
what forms the hepatic portal vein
SMV and splenic vein
82
where is the splenic vein
posterior to pancreas and inferior to splenic artery
83
where is the gastroesophageal anastamosis
left gastric vein esophageal veins azygos vein
84
where is the anorectal anastamoses
superior, inferior, and middle rectal
85
where is the paraumbilical anastamoses
paraumbilical vein/superficial epigastric vein
86
where is the retroperitoneal anastamoses
colic veins | retroperitoneal
87
where are the kidneys
T12-L3
88
what side is the aorta on
left
89
what side is the IVC on
right
90
where are the testicular vessels
in the deep inguinal canal, cross anterior to ureter | branch from aorta at L2 (below where renal arteries come off)
91
where does the testicular veins drain
left- into left renal vein | right- IVC
92
where are the ovarian vessels
cross anterior to ureter | L2
93
what drains into the left renal vein
left suprarenal vein | left testicular/ovarian
94
where is the left renal vein
anterior to both renal arteries and aorta
95
path of ureter in abdomen
renal pelvis posterior to gonaldal vessels anterior to soas major posterior to IMA branches
96
branches of the renal artery
inferior suprarenal artery | ureteric branch
97
relationships of right kidney
right colic flexure visceral surface of liver second part of duodenum
98
relationships of left kidney
left colic flexure stomach pancreas spleen
99
where do superior suprarenal arteries come from
inferior phrenic artery
100
where is inferior phrenic artery
off of aorta above celiac trunk
101
where do the middle suprarenal arteries come from
from aorta near celiac trunk
102
where do the inferior suprarenal arteries come from
renal artery
103
what are the 3 unpaired visceral arteries off of the aorta
celiac trunk SMA IMA
104
what are the 3 paired visceral arteries off of the aorta
middle suprarenal arteries renal arteries gonadal
105
what are the paired somatic arteries
lumbar arteriers | inferior phrenic arteries
106
where are lumbar arteries
4 pairs, go into the posts muscle
107
where does the abdominal aorta end
L4
108
things that drain into the IVC
``` renal vein suprarenal vein gonadal vein *some are indirect via the left renal vein lumbar vein inferior phrenic veins ```
109
shape of left suprarenal gland
semilunar
110
shape of right suprarenal gland
triangular
111
where is the iliacus
iliac fossa, extends to femur
112
where is quadrates lumborum
next to spine, out from posts major | stops at iliac crest
113
transversus abdominis
lateral posterior wall, under quadratus lumborum
114
where is the genitofemoral nerve
anterior surface of psoas major nerve of lumbar plexus passes anterior to femoral nerve
115
branches of genitofemoral nerve and destinations
genital- goes through deep inguinal ring, motor nerve to cremaster muscle femoral- under inguinal ligament, supplies skin inferior and medial to inguinal ligament (cremaster reflex)
116
where is the subcostal nerve
under rib 12
117
where is the iliohypogastric and ilioinguinal nerves
descend from anterior surface of quadrates lumborum and split at the transversus abdominins
118
where does the ilioinguinal nerve go
through the superficial inguinal ring
119
what is innervated by the iliohypogastric nerve
skin over pubis
120
what is innervated by the ilioinguinal nerve
upper scrotum and base of penis | mons pubis and labia
121
where is the lateral cutaneous nerve of the thigh
deep to inguinal ligament near anterior thigh | in the iliac fossa anterior to the iliac muscle
122
order of nerves off of the lumbar area
``` subcostal T12 iliohypogastric L1 ilioinguinal L1 genitofemoral lateral femoral cutaneous femoral obturator ```
123
pneumonic for nerves off of lumbar plexus
``` indecent ian gets laid on fridays luckily iliohypogastric ilioinguinal genitofemoral lateral femoral cutaneous obturator femoral lumbosacral trunk ```
124
where is the femoral nerve
lateral to posts major, in groove between posts major and iliacus
125
where is the obturator nerve
between the psoas major and common iliac vessels
126
where is the lumbosacral trunk
large nerve under obturator, starts at L4/5 | goes into the pelvis and joins the sacral plexus
127
right crus of diaphragm
L1 and L3 | opening for esophagus in it
128
left crus of diaphragm
L1 and L2
129
where are the arcuate ligaments
fascia thickenings below diaphragm
130
lateral arcuate ligament
anterior surface of quadrates lumborum
131
medial arcuate ligament
anterior surface of psoas major
132
median arcuate ligament
anteiror surface of aorta and aortic hiatus
133
diaphragm openings
vena cava- T8 central tendon esophagus- T10 right crus aorta- T12 behind diaphragm (median arcuate ligament)
134
what does the phrenic nerves do
diaphragm | sensory innervation for abdominal and thoracic surfaces
135
where are the splanchnic nerves
superior to diaphragm, come off at certain levels | enter the abdomen and combine to form the plexus
136
what are cisterna chyli
lymph nodes behind the celiac trunk
137
superior mesenteric plexus
around SMA
138
inferior mesenteric plexus
around IMA
139
where are the suprarenal veins
entering IVC superior to renal veins
140
arcuate line of the pelvis
around inside, separates the false from true pelvis
141
where is the iliac tubercle
top of the iliac crest in the center
142
what is in the ishioanal fossa
inferior rectal nerve and vessels | external anal sphincter
143
what does the inferior rectal nerve innervate
external anal sphincter and skin around anus
144
what is in the pudendal canal nd where is it
pudendal nerve internal pudendal artery/vein located inside obturator muscle
145
layers of the scrotum
``` skin dartos fascia + muscle external spermatic fascia cremaster fascia/muscle internal spermatic fascia parietal layer of tunica vaginalis visceral layer of tunica vaginalis ```
146
in a male, what is the bulbospongiosus muscle covering
bulb of the penis
147
in a male, what does the ishiocavernosus muscle cover?
crura of the corpus cavernosus
148
where is the perineal body
fibrous between the anterior canal and the penis
149
layers of the penis
skin dartos buck's tunica albuginea- around each body
150
where are the superficial dorsal vessels of the penis
anteiror surface, superficial fascia
151
what is in the Buck's fascia
``` corpus spongiosum corpus cavernosum deep dorsal vein of penis dorsal artery of penis dorsal nerve of penis ```
152
where do the bulbourethral glands join the urethra
proximal spongy
153
order of the urethra parts
prostatic membranous spongy
154
rectovesicular pouch
space between the rectum and bladder
155
path of ductus deferens
``` deep inguinal ring superior and medial to the internal iliac arteries crosses superior to ureter enters rectovesical septum passes over posterior surface of bladder ```
156
where is the prostate
below the bladder
157
seminal vesicles
lateral to the ampulla of the ductus defers in the rectovesical septum
158
retropubic/prevesical space
between the pubic symphysis and the urinary bladder
159
parts of urinary bladder
apex- toward anterior abdominal wall body- between apex and funds fundus- inferior part of posterior wall neck- where urethra exits
160
where is the trigone
inner surface of funds formed by the internal urethral orifice and orifices of the ureters
161
what vessels are in the anal columns
superior rectal artery/vein
162
what causes internal hemorrhoids
enlargmentof the superior anal veins due to increased portal pressure
163
what causes external hemorrhoids
enlargement of inferior rectal veins
164
umbilical artery
in the medial umbilical ligament- remnant | superior vesical arteries branch off and go to the superiolateral part of urinary bladder
165
obturator artery
goes into the obturator cannal
166
inferior vesical artery
goes toward funds and supplies bladder, seminal vesicle, prostate **branche of vaginal artery in females
167
middle rectal artery
goes to rectum, comes off near inferior vesicle | branches to seminal vesicle and prostate
168
internal pudendal artery
exits greater sciatic foramen inferior to performs
169
inferior gluteal artery
goes out of pelvic cavity through greater sciatic foramen inferior to piriformis after going over the lumbosacral trunk and then behind the lower sacral nerve
170
iliolumbar artery
goes up from posterior division of internal iliac, then splits into lumbar and iliac branches lumbar goes up iliac goes along iliac crest and anastamoses with deep iliac circumflex
171
lateral sacral artery
travels medially to meet up with the middle sacral artery
172
superior gluteal artery
exits superior to piriformis after passing over the lumbosacral trunk and then diving behind S1
173
where is the sacral plexus
between the rectum and the performs muscle
174
sciatic nerve
exits pelvis inferior to piriformis through the greater sciatic foramen
175
pudendal nerve
exits inferior to piriformis through the greater sciatic foramen
176
what is the pelvic diaphragm
levator ani and coccygeus muscles and fascia covering them
177
where is the arcus tendinous
line between the obturator interns and elevator ani | located inferior to the line between the obturator canal and the ishial spine
178
puborectalis muscle
attaches anteriorly to pubis and posteriorly to puborectalis on the other side (midline raphe) surrounds urogenital hiatus forms anorectal flexure at the ampulla of rectum relaxes during defecation
179
pubococcygeus muscle
attahces to body of pubis and the coccyx
180
levator ani muscle
puborectalis pubococcygeus iliococcygeus forms the pelvic floor
181
iliococcygeus muscle
attaches to the tendinous arch and the coccyx
182
coccygeus muscle
posteiror muscle of the pelvic diaphragm | attaches to ishial spin and coccyx
183
obturator intternus muscle
lateral anterior of pelvic diaphragm and lateral wall of sischioanal fossa attaches to the obturator foramen and exits through it to attach to the femur
184
piriformis muscle
posteiror superior boarder of the pelvic area
185
vesicouterine pouch
transition of peritoneum from the superior bladder surface to the uterus
186
rectouterine pouch
transition of the peritoneum from the uterus to rectum
187
structure in endopelvic fascia supportin gthe uterus
uterosacral ligament transverse cervical ligament pubocertical ligament