02Lect_DevelopI_Allan_2011 - September 09/2011 Early...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Early Development • Douglas Allan (doug.allan@ubc.ca) • Early Development – Pgs. 480-484 in third edition (Gartner & Hiatt) – Pgs. 478-482 in second edition – Notes and figures on website – Many images from “Human Embryology” 3 rd Ed. (Larsen). Today: Developmental Concepts and Histology of the Implanted Embryo Monday: Formation of primary germ layers (gastrulation) and nervous system (neurulation) September 09/2011
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Four Basic Tissues • Epithelium (covers surfaces) • Nervous tissue • Muscle tissue • Connective tissue (supports other tissues) • Organs are derived from 2 or more basic tissues. • Basic tissues arise from three primary germ layers (ectoderm, mesoderm, endoderm).
Background image of page 2
Differentiation- refers to the development of specialized cell types. That is, a cell becomes specialized for a specific function. Potency- refers to the possible cell types that a specific cell can generate during normal development. Totipotent - can give rise to any cell type. Pluripotent - can give rise to numerous cell types. Stem cells - these are cells that can create more stem
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/24/2011 for the course CHEMISTRY chem taught by Professor David during the Spring '11 term at The University of British Columbia.

Page1 / 27

02Lect_DevelopI_Allan_2011 - September 09/2011 Early...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online