Chapter 12

3. occurs when the allergen directly enters the blood
8. destroys the myelin sheaths of brain and spinal cord
11. mixture of dead or dying neutrophils broken down tissue cells and living and dead pathogens
12. the thyroid gland produces excessive amounts of thyroxine
13. tissue grafts taken from a person that is not a twin
14. destroy pancreatic beta cells resulting in deficient production of insulin
15. severe impairment of kidney function
16. abnormally vigorous immune responses
18. ones own immune system attacks itself
20. tissue grafts transplanted from one site to another in the same person

1. impairs communication between nerves and skeletal muscles
2. most common type of allergy
4. binding of penicillin to blood proteins sometimes causes this
5. Congenital and acquired conditions in which the production or function of immune cells or complement is abdnormal
6. systemic disease that occurs mainly in young women
7. take longer to appear than regular allergies
9. tissue graft harvested from not human animal species
10. systemically destroys joints
17. tissue grafts donated by a twin
19. escaped fluid from blood accumulates in tissues and causes this