Difference between revisions of "Germ layers"
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Latest revision as of 02:32, 4 December 2010
The germ layers give rise to all tissues of the body.
The layers:[1]
- Ectoderm.
- Surface ectoderm.
- Neuroectoderm.
- Endoderm.
- Mesoderm.
Mesoderm
Gives rise to:
- Bones.
Ectoderm
Neuroectoderm
Gives rise to:[1]
- Neural crest.
- Cranial nerves, sensory nerves.
- Medulla of adrenal gland.
- Pigment cells (e.g. melanocytes).
- Pharyngeal arch & cartilages.
- Neural tube.
- CNS, retina, pineal body, posterior pituitary.
See also
References
- ↑ 1.0 1.1 Moore, Keith L.; Persaud, T.V.N. (2002). The Developing Human: Clinically Oriented Embryology (7th ed.). Saunders. pp. 83. ISBN 978-0721694122.