Glossary I

Immunocompetence refers to the degree to which the immune system functions effectively.

Immunocompromise is defined as the degree to which the immune system responds sub-optimally, because of either reduced numbers of cells or reduced functioning.

Immunocontraceptives refers to vaccines designed to suppress testicular function and eliminate sperm and testosterone production.

Immunotherapy refers to the treatment involving the activation of the body’s own immune system to fight cancer or other diseases. Immunotherapy, moreover, is theprocedure in which the body is exposed to specific substances to elicit an immune response in order to offer better protection upon subsequent exposure.

Impact injury is defined as a type of closed head injury in which the physical forces act on the brain tissue at the point of impact.

IMPACT theory refers to a theory of leadership that states that there are six (6) styles of leadership, such as: 1. informational, 2. magnetic, 3. position, 4. affiliation, 5. coercive, and 6. tactical and that each style will be effective only in one of six (6) organizational climates.

Impacted grief reaction refers to extreme reaction to the death of a loved one that involves psychotic features, suicidal ideation, or severe loss of weight or energy or that persists more than two (2) months. Impacted grief reaction is also known as an Pathological grief reaction.

Impaired affective assignment refers to a failure to link the appropriate emotional meaning to both internal and external stimuli. Impaired affective assignment is considered a key deficit of Autism.