Lecture 19 - 030811

Lecture 19 - 030811 - Lecture 19 Guest Dr Cawas Engineer...

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Lecture 19 Guest: Dr. Cawas Engineer Course Announcements: The Final Exam: - The Final will cover the lectures including Kidney Function, Nervous System I and II and all subsequent lectures to the end of class (lectures 8 to 20 on syllabus). From lecture 8 Kidney function and all the way to lecture 20. - Final review session by TAs Saturday March 12 th 12:000 to 2:50 PM in Solis 107. - See WebCT course announcements folder for Extra Office hours offered by TAs. Final exam time and place: Tuesday March 15th 8:00 am to 11:00 am. Mandeville Auditorium 8:00 am Tuesday Finals week. Bring your student ID I. Early Development II. Determination & Differentiation
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I. EARLY DEVELOPMENT B. Gastrulation A. Cleavage C. Organogenesis I. EARLY DEVELOPMENT A. Cleavage • Fertilization is followed by cleavage , a period of rapid cell division without growth • Cleavage partitions the cytoplasm of one large cell into many smaller cells called blastomeres • The blastula is a ball of cells with a fluid- filled cavity called a blastocoel I. EARLY DEVELOPMENT A. Cleavage
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Fig. 47-6 (a) Fertilized egg (b) Four-cell stage (c) Early blastula (d) Later blastula I. EARLY DEVELOPMENT A. Cleavage • The eggs and zygotes of many animals, except mammals, have a definite polarity • The polarity is defined by distribution of yolk (stored nutrients) • The vegetal pole has more yolk; the animal pole has less yolk • Cleavage planes usually follow a pattern that is
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This note was uploaded on 03/18/2011 for the course BILD 2 taught by Professor Schroeder during the Winter '08 term at UCSD.

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Lecture 19 - 030811 - Lecture 19 Guest Dr Cawas Engineer...

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