Chapter 14

6. immune function is competency developed, suppressed or destroyed
7. hormone like substance that regulated many body functions
8. an important mediator of allergy
9. an "anti-self" antibody having an affinity for tissue antigen of the subject in which it is formed
11. a drug that counters the action of histamine and useful in allergy treatment
14. relatively compatible tissue exchange between nonidentical member of the same species
15. an unsaturated fatty acid derivative of arachidonic acid

1. an active polypeptide that id a potent vasodilator released from IgE coated mast cells during anaphylaxis
2. tissue or organ surgically transplanted to another site on the same subject
3. the transfer of a tissue or organ from an animal of one species to e recipient of another species
4. the pathogenic condition arising from the production of antibodies against autoantigens
5. a systemic, sometimes fatal reaction that involves airway obstruction and circulatory collapse
10. a vasoconstriction that inhibit gastric secretion and stimulated smooth muscles
12. transplanted tissue from one monozygotic twin to the other
13. any chronic local allergy