Search for crossword answers and clues
The outer germ layer that develops into skin and nervous tissue
Answer for the clue "The outer germ layer that develops into skin and nervous tissue ", 8 letters:
ectoderm
Alternative clues for the word ectoderm
Word definitions for ectoderm in dictionaries
Wiktionary
Word definitions in Wiktionary
n. (label en biology) outermost of the three tissue layers in the embryo of a metazoan animal. Through development, it will produce the epidermis (skin) and nervous system of the adult
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Ectoderm \Ec"to*derm\, n. [Ecto- + -derm.] (Biol.) The outer layer of the blastoderm; epiblast. The external skin or outer layer of an animal or plant, this being formed in an animal from the epiblast. See Illust. of Blastoderm .
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
1853, from ecto- + -derm . Coined by Prussian embryologist Robert Remak (1815-1865). Related: Ectodermal .
Wikipedia
Word definitions in Wikipedia
Ectoderm is one of the three primary germ layers in the very early embryo . The other two layers are the mesoderm (middle layer) and endoderm (most proximal layer), with the ectoderm as the most exterior (or distal) layer. It emerges and originates from ...
WordNet
Word definitions in WordNet
n. the outer germ layer that develops into skin and nervous tissue [syn: exoderm , ectoblast ]
Usage examples of ectoderm.
The ectoderm creates a tube, an empty space, that becomes the spinal cord and brain.
In the normal development of the tadpole from the egg, as in all other vertebrate animals, the lens is formed from the outer skin or ectoderm of the head.
Its two epithelia, the outer and the inner, the ectoderm and the entoderm, proved to be primitive organs out of whose foldings-in and -out, were developed the glands, the tissues, the sensory organs, the body processes.
A strip of the outer germinal layer, the ectoderm, thickened, folded into a groove, closed itself into a nerve canal, became a spinal column, became the brain.