Why is the term “hemolymph” more appropriate for invertebrates such as the crayfish, while the terms “blood” or “lymph” are more appropriate for mammals such as the pig?
Why is the term “hemolymph” more appropriate for invertebrates such as the crayfish, while the terms “blood” or “lymph” are more appropriate for mammals such as the pig?
Chapter15: The Lymphatic And Immune Systems
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Why is the term “hemolymph” more appropriate for invertebrates such as the crayfish, while the terms “blood” or “lymph” are more appropriate for mammals such as the pig?
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Hemolymph is the fluid in the coelom or hemocoel of some invertebrates that have a similar function to blood or lymph of vertebrates. The animal kingdom consists of two types of circulatory systems. One is the open circulatory system and the second one is a closed circulatory system.
Crayfish consist of a hard exoskeleton and segmented body whereas pigs consist of an endoskeleton and non segmented body. The integumentary system of crayfish includes outer shells and gills whereas for pigs the integumentary system includes skin, nails, hairs.
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