Pharmacology of the Crayfish Heart Module

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Pharmacology of the Crayfish Heart Module
www.nativefish.com
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Circulatory systems transport important molecules

• Respiratory gases
• Nutrients
• Waste products
• Hormones
• Antibodies
• Salts

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Basic parts of circulatory systems

• Central circulation main propulsive organ (i.e.
  heart)
• Peripheral circulation
• Arterial system
• Capillaries
• Venous system

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Example of partially closed circulatory system
Example of open circulatory system
Example of closed circulatory system
From Randall et al., 2002
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Procambarus clarkii
www.shrimpcrabandcrayfish.co.uk
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nas.er.usgs.gov
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Bear et al., 2001
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Bear et al., 2001
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Bear et al., 2001
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Bear et al., 2001
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Comparative Physiology
Crustaceans
Mammals
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www.mackers.com/crayfish/internal.jpg