CIRCULATORY SYSTEMS

BLOOD VESSELS

OPEN AND CLOSED SYSTEMS

http://www.youtube.com/watch?v=KCC_FrbuR3U&feature=related

CLOSED AND SIMPLE SYSTEMShttp://science.jburroughs.org/mbahe/BioA/starranimations/chapter33/videos_animations/circulatory_systems.html

http://www.mhhe.com/biosci/genbio/biolink/j_explorations/jhbch05.htm

CLOSED AND SIMPLE SYSTEMS

CLOSED, DOUBLE AND INCOMPLETE SYSTEMS

CLOSED, DOUBLE AND INCOMPLETE SYSTEMS

CLOSED, DOUBLE AND INCOMPLETE SYSTEMS

CLOSED, DOUBLE AND COMPLETE SYSTEMS

http://www.hhmi.org/biointeractive/circulatorium/frames.html

DOUBLE CIRCULATORY SYSTEM

EXCRETORY SYSTEM

http://uccpbank.k12hsn.org/courses/APBioII/course%20files/multimedia/lesson49/2606ap_3.swf

Many invertebrates such as flatworms use a nephridium as their excretory organ. At the end of each blind tubule of the nephridium is a ciliated flame cell. As fluid passes down the tubule, solutes are reabsorbed and returned to the body fluids.

nephridium

Excretory system of an earthworm

MALPHIGIAN TUBULES

http://science.jburroughs.org/mbahe/BioA/starranimations/chapter26/videos_animations/stomata.html

http://science.jburroughs.org/mbahe/BioA/starranimations/chapter26/videos_animations/transpiration_m.swf

http://science.jburroughs.org/mbahe/BioA/starranimations/chapter26/videos_animations/23_1.swf

How do stomata open and close:

Transport of raw sap:

NUTRITION IN PLANTS