Embryology derivatives Flashcards
Lens of eye
Surface ectoderm
Spleen
Mesoderm (derived from foregut mesentary)
Eustachian tube
endoderm (luminal epithelial derivative)
Muscle, bone, CT
Mesoderm
Gut tube epithelium (including anal canal above the pectinate line)
Endoderm
eg esophagus
Lymphatics
Mesoderm
3 types of ectoderm
neural crest
neuroectoderm
surface ectoderm
Brain (CNS neurons, neurohypophysis, oligodendrocytes, astrocytes, pineal gland)
neuroectoderm
PNS (DRG, CN, autonomic ganglia, Schwann cells)
Neural crest
Kidneys
mesoderm
ovaries, testes
mesoderm
dermis
mesoderm
pancreas
endoderm
gallbladder, liver, lungs
endoderm
what structure induces ectoderm to form neuroectoderm (neural plate)
notochord
blood
mesoderm
cardiovascular structures
mesoderm
most of urethra and lower vagina
endoderm
upper vagina
mesoderm
Thyroid, parathyroid, thyroid follicular cells
endoderm (luminal epithelial derivatives)
serous linings of body cavities (eg peritoneum)
mesoderm
chromaffin cells of adrenal medulla
neural crest
parafollicular cells of thyroid
neural crest
sweat, mammary glands
surface ectoderm