Embryology Review Flashcards
(125 cards)
1
Q
Sympathetic nerves
A
neural crest (ectoderm)
2
Q
Parasympathetic nerves
A
neural crest (ectoderm)
3
Q
Paritoneal cavity
A
intraembryonic coelomic cavity
4
Q
Pericardial cavial
A
intraembryonic coelomic cavity
5
Q
Pleural cavity
A
intraembryonic coelomic cavity
6
Q
Dorsal mesentery
A
Splanchnic mesoderm
7
Q
Smooth muscle of GI tract
A
Splanchnic mesoderm
8
Q
Parietal paritoneum
A
Somatic mesoderm
9
Q
Visceral paritoneum
A
Splanchnic mesoderm
10
Q
Central tendon of diaphragm
A
Septum transversum (lateral plate mesoderm)
11
Q
Posteriorlateral portion of diaphragm
A
PLeuroparitoneal folds (lateral plate mesoderm)
12
Q
Crura of the diaphragm
A
mesoesophagus (dorsal mesentery)
13
Q
Peripheral skeletal muscles of diaphragm
A
mesenchymal cells
14
Q
esophagus
A
forgut
15
Q
stomach
A
forgut
16
Q
Greater omentum
A
dorsal mesentery
17
Q
gastrocolic ligament
A
dorsal mesentery
18
Q
gastrosplenic ligament
A
dorsal mesentery
19
Q
gastrophrenic ligament
A
dorsal mesentery
20
Q
omental bursa (lesser sac)
A
intraembryonic coelomic cavity
21
Q
Lesser omentum
A
ventral mesentery
22
Q
Hepatoduodenal ligament
A
ventral mesentery
23
Q
Hepatogastric ligament
A
ventral mesentery
24
Q
Falciform ligament
A
ventral mesentery
25
Duodenum
superior and descending= forgut horizontal and ascending=midgut
26
liver
Hepatic divriticulum (forgut)
27
gallbladder
Hepatic divriticulum (forgut)
28
pancreas
dorsal (body and tail) and ventral pancreatic bud (head and uncinate process)
29
jejunum
midgut
30
cecum
midgut
31
ileum
midgut
32
appendix
midgut
33
ascending colon
midgut
34
transverse colon
proximal 2/3= midgut distal 1/3= hindgut
35
descending colon
hindgut
36
sigmoid colon
hindgut
37
rectum
hindgut
38
internal lining of the bladder
hindgut
39
internal lining of the urethra
hindgut
40
spleen
dorsal mesentery
41
splenorenal ligament
dorsal mesentery
42
mesentery proper
dorsal mesentery
43
transverse mesocolon
dorsal mesentery
44
sigmoid mesocolon
dorsal mesentery
45
pronephros
intermediate plate mesoderm
46
mesonephros
intermediate plate mesoderm
47
metanephros
intermediate plate mesoderm
48
minor calyces
mesonephric duct (ureteric bud)
49
major calyces
mesonephric duct (ureteric bud)
50
renal pelvis
mesonephric duct (ureteric bud)
51
ureter
mesonephric duct (ureteric bud)
52
nephrons
metanephros
53
adrenal cortex
mesoderm
54
adrenal medulla
ectoderm
55
anal canal
hindgut (to pectinate line) then ectoderm
56
external oblique m
mesoderm
57
internal oblique m
mesoderm
58
transversus abdominus m
mesoderm
59
rectus abdominus mm.
mesoderm
60
trachea
respirtory divriticulum (forgut endoderm)
61
tracheal cartilage
splanchnic mesoderm
62
bronchi
respirtory divriticulum (forgut endoderm)
63
bronchial cartilage
splanchnic mesoderm
64
alveoli
respirtory divriticulum (forgut endoderm)
65
alveolar ducts
respirtory divriticulum (forgut endoderm)
66
heart tube
lateral plate mesoderm
67
foramen ovale
terminated growth of septum secundum
68
medial wall of left atrium
septum primum
69
medial wall of right atrium
septum secundum
70
Anterioventricular (AV) valves (Tricuspid and bicuspid)
endocardial cushions
71
membranous part of inter ventricular septum
endocardial cushions
72
aortic valve
endocardial cushions
73
pulmonic valve
endocardial cushions
74
Ligamentum teres hepatis
umbilical vein
75
ligamentum venosum
ductus venosum
76
ligamentum arteriosum
dustus arteriosus
77
fossa ovalis
foramen ovale- visible membrane is from septum primum
78
boundary of fossa ovalis
septum secundum
79
aortic arch
Left aortic arch IV
80
right subclavian a
right aortic arch IV
81
right pulmonary a
right aortic arch VI
82
left pulmonary a
left aortic arch VI
83
Ethmoid bone
chondrocranium
84
Lesser wing of sphenoid
chondrocranium
85
Petrosal (otic) part of temporal
chondrocranium
86
Supraoccipital, Exoccipitals, and basioccipitals of Occipital
chondrocranium
87
Olfactory
chondrocranium
88
Frontals
dermatocranium
89
Parietals
dermatocranium
90
Pterigoid process of sphenoid
dermatocranium
91
Squamous and zygomatic parts of temporal
dermatocranium
92
Postparietal/Interparietal portion of Occipital
dermatocranium
93
greater wing of sphenoid
splanchnocranium
94
styloid process of temportal
splanchnocranium
95
Malleus, incus, and stapes
splanchnocranium
96
hyoid
splanchnocranium
97
thyroid
splanchnocranium
98
Cricoid, and Asytenoid cartilages
splanchnocranium
99
Merckels cartilage
splanchnocranium
100
Nasals and superior, middle, and inferior chonchae
splanchnocranium
101
Maxilla
splanchnocranium
102
Mandible/dentaries
splanchnocranium
103
Lacrimals
splanchnocranium
104
zygomatic/jugals
splanchnocranium
105
vomer
splanchnocranium
106
palatines
splanchnocranium
107
external auditory meatus
splanchnocranium
108
pharynx
forgut
109
lungs
forgut
110
bronchi
forgut
111
trachea
forgut
112
What foldings create the gut in the embryo
lateral and cephalo-caudal folding
113
Derivatives of the intraembryonic coelomic cavity
pericardial cavity, pleural cavity, and peritoneal cavity
114
List all derivatives of the dorsal mesentary
gastrosplenic lig, gastrophrenic lig, splenorenal lig, gastrocolic lig, mesentery proper, transverse mesocolon, sigmoid mesocolon, mesoesophagus
115
Derivatives of splanchnic mesoderm
dorsal mesentery, ventral mesentery, visceral peritoneum, smooth muscle of GI tract
116
Derivatives of somatic mesoderm
parietal peritoneum, septum transversum, pleuroperitoneal folds
117
Derivative of myoblasts
skeletal muscle of diaphragm
118
What does the septum transversum form
central tendon
119
original location of the septum transversum
C3,4,5 (phrenic n.)
120
What does the mesoesophagus form?
crura of the diaphragm
121
What are the forgut derivatives in the thorax
pharynx (from pharyngeal pouches), esophagus, and lung buds (includes: layrnx, trachea, bronchi, bronchioles, and terminal alveoli).
122
Which forgut derivatives in the thorax also have muscle, CT. or cartilage that derived from splanchnic mesoderm?
trachea, bronchi, and lungs (includes alveoli)
123
Thoracic structures only derived from splanchnic mesoderm
pulmonary vessels
124
Which forgut derivatives in the thorax also have epithelial linings that derived from forgut endoderm?
layrnx, trachea, bronchi, bronchioles, and terminal alveoli
125
What are the forgut derivatives in the abdomen
esophagus, stomach, liver, biliary system, pancras, superior and descending duodenum
