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Unformatted text preview: Not legs, lungs (unless the specialized lungs of mammals were described), or skin. 20. a. innate b. tropic c. autoimmune d. thermoregulation e. histamine f. proximal tubule (this wasnt graded or counted off) g. phagocytosis h. homeostasis i. fish j. circulatory 21. circulatory compared with excretory: blood from the circulatory system is filtered by the excretory system. Immune with endocrine: both use the circulatory system to transport substances; some hormones from the endocrine system can suppress the immune system, possibly others. Histamine is a chemical signal but it is not a hormone. The endocrine system does not release hormones to help or signal the immune system. Respiratory with immune: mucus from the immune system protects the respiratory system; pathogens that enter the body through the respiratory system are attacked by the immune system; and others similar to these....
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- Spring '10