Endoderm Health Dictionary

Endoderm: From 3 Different Sources


The inner layer of the three germ layers of the EMBRYO during its early development. The endoderm develops into the lining of the gastrointestinal tract and associated glands (LIVER; gall-bladder – see LIVER; PANCREAS), the lining of the bronchi and alveoli of the LUNGS and much of the URINARY TRACT.
Health Source: Dictionary of Tropical Medicine
Author: Health Dictionary
The inner tissues of an organism.
Health Source: Medical Dictionary
Author: Health Dictionary
n. the inner of the three *germ layers of the early embryo, which gives rise to the lining of most of the alimentary canal and its associated glands, the liver, gall bladder, and pancreas. It also forms the lining of the bronchi and alveoli of the lung and most of the urinary tract. —endodermal adj.
Health Source: Oxford | Concise Colour Medical Dictionary
Author: Jonathan Law, Elizabeth Martin

Endodermal Sinus Tumour

a rare tumour of fetal remnants of the ovaries or testes. In women it is an aggressive malignant ovarian tumour that develops in adolescence and may secrete alpha-fetoprotein and human chorionic gonadotrophin, which can be used as *tumour markers. It is treated by oophorectomy with adjuvant chemotherapy.... endodermal sinus tumour



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