NURSING ANM AND GNM

NURSING EXAM QUESTIONS

TOXICOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Subtoxic amounts of chemicals become toxic in combination due to the cumulative effect on immune systems
A
biomagnification
B
persistence
C
bioaccumulation
D
synergy
Explanation: 

Detailed explanation-1: -A term used to describe how exposure to more than one chemical might affect the body. Used to explain long-term exposure to mixtures of chemicals, such as pesticides or additives.

Detailed explanation-2: -Toxic agent-induced immunostimulation can cause autoimmune diseases, in which healthy tissue is attacked by an immune system that fails to differentiate self-antigens from foreign antigens. For example, the pesticide dieldrin induces an autoimmune response against red blood cells, resulting in hemolytic anemia.

Detailed explanation-3: -The hazard index can be used to identify the most risky substances in a mixture, i.e. the chemicals that have the highest health risks based on toxic potential and estimated or measured exposure.

There is 1 question to complete.