An extreme, life-threatening response to an allergen is called:

Match the medical term with its definition.

Hemophilia treatment consists of intravenous administration of the deficient factor.

Sickle-cell anemia crisis affects only those who have inherited the trait from a single parent.

The prefix allo- means:

Histamines and heparin are released by:

Excision of the thymus is called:

Flare up of an autoimmune disease is called:

A mass of extravasated, usually clotted blood found in tissues or organs is called:

Which treatment uses immune system stimulators to enhance the immune response?