Toxicology

Question 0

Deals with the chemicals found in the workplace

Answer 0

Occupational toxicology

Question 1

Concerned with the deleterious effects of chemical and physical agents on all organisms

Answer 1

Toxicology

Question 2

Deals with the potentially deleterious impact of chemicals, present as pollutants of the environment to living organisms

Answer 2

Environmental toxicology

Question 3

Concerned with the toxic effects of chemical and physical agents on living organisms especially in population and community within defined ecosystem

Answer 3

Ecotoxicology

Question 4

Substance that occurs in the environment at least in part as a result of human activity in which has a deleterious effects on living organisms

Answer 4

Pollutants

Question 5

The ability of a chemical agent to cause injury

Answer 5

Toxicity

Question 6

The likelihood that injury will occur in a given situation or setting

Answer 6

Hazard

Question 7

The only expected frequency of the occurrence of an undesirable effect arising from exposure to a chemical or physical agent

Answer 7

Risk

Question 8

Three interacting components of ecotoxicology

Answer 8

Toxicants and poisons
Environment
Organisms

Question 9

Routes of exposure

Answer 9

Industrial-inhalation
Atmospheric-inhalation
Pollutants of water and soil-oral ingestion

Question 10

Single exposure occurring over 1-2 days

Answer 10

Acute

Question 11

Long term exposure

Answer 11

Chronic

Question 12

Environmental considerations

Answer 12

Degradability of the substance
Mobility through air, water and soil
Bioaccumulation
Biomagnification

Question 13

Air pollutants

Answer 13

Carbon monoxide
Sulfur dioxide
Nitrogen oxides
Ozone

Question 14

By product of incomplete combustion

Answer 14

CO

Question 15

Generated by the combustion of sulfur containing fossil

Answer 15

SO2

Question 16

Brownish irritant gas. Exposure to farmers

Answer 16

NO2

Question 17

Bluish irritant gas occurs normally in the earth atmosphere.

Important absorbent of UV light

Answer 17

Ozone

Question 18

Use as industrial solvents, degreasing agents and cleaning agents

Answer 18

Halogenated aliphatic hydrocarbon

• carbon tetrachloride
• chloroform
• trichloroethylene
• tetrachlorethylene

Question 19

An intermediate in the synthesis of chemicals

Answer 19

Benzene

Question 20

Aryl, carbocyclic or heterocyclic compunds containing chlorine substituents

Answer 20

Chlorinated hydrocarbon insecticide

Question 21

Used in human and veterinary medicine

Answer 21

Organophosphorus insecticides

Question 22

Inhibit acetylcholinesterase

Answer 22

Carbate insecticides

Question 23

Insecticides derived from natural sources

Answer 23

Botanical insecticides

Question 24

Herbicide used for destruction of weeds

Answer 24

Chlorophenoxy herbicides

Question 25

Most important agent of bipyridyl herbicide

Answer 25

Paraquat

Question 26

Drugs used to prevent or reverse the toxic effects of a heavy metal on an enzyme or other cellular target

Answer 26

Chelating agent

Question 27

Oily, colorless liquid with a strong metacarpan like odor. | Single agent treatment of acute poisoning by arsenic and mercury

Answer 27

Dimercaprol

Question 28

Treatment for poisoning by antimony, arsenic and lead. For the treatment of children with blood kead concentration greater that 45ug/dL

Answer 28

Succimer

Question 29

White crystalline, derivative of penicillin. | For treatment of poisoning with copper

Answer 29

Penicillamine

Question 30

Penetrates cell membrane relatively poor and therefore chelates extracellular metal ions much more effectively than intracellular ions

Answer 30

EDTA

Question 31

Has affinity to copper. | Useful in the treatment of Wilson disease

Answer 31

Trientine

Question 32

For iron poisoning

Answer 32

Deferoxamine

Question 33

Denotes the absorption, distribution, excretion, and metabolism of toxins

Answer 33

Toxicokinetics

Question 34

Apparent volume into which a substance is distributed

Answer 34

Volume of distribution

Question 35

Measure of volume of plasma that is cleared of drug per unit time

Answer 35

Clearance

Question 36

Denotes the injurious effects of toxins on vital functions

Answer 36

Toxicodynamics

Question 37

Initial management of the poisoned patients

Answer 37

Clear Airways Check Breathing Evaluate Circulation Assess Depression

Question 38

Getting information and describing the environment where the toxic emergency occured and taking some evidence

Answer 38

History

Question 39

Brief examination

Answer 39

Physical examination

Question 40

Involves removal of toxins from the skin or GIT

Answer 40

Decontamination

Question 41

Spontaneous reporting of adverse reactions

Answer 41

Pharmacovigilance

Question 42

Chemical substances that are used in controlling malignancy

Answer 42

Chemotherapeutic agents

Question 43

Refers to the range of activity of a compound

Answer 43

Antibacterial spectrum

Question 44

Can affect wide variety of microorganisms

Answer 44

Broad spectrum antimicrobial drug

Question 45

Drugs inhibit multiplication of the susceptible organisms

Answer 45

Bacteriostatic activity

Question 46

Ability to kill microorganism

Answer 46

Bactericidal activity

Question 47

Activity of combinations of antibiotics

Answer 47

Antibiotic synergism

Question 48

Drugs would only harm the invading microbe

Answer 48

Selective toxicity