Toxicology Exam quiz with answers
well defined 100%
Which one of the following statements regarding toxicology is true?
a. Modern toxicology is concerned with the study of the adverse effects of chemicals on ancient
forms of life.
b. Modern toxicology studies embrace principles from such disciplines as biochemistry, botany,
chemistry, physiology, and physics.
c. Modern toxicology has roots in the knowledge of plant and animal poisons, which predates
recorded history and has been used to promote peace.
d. Modern toxicology studies the mechanisms by which inorganic chemicals produce advantageous
as well as deleterious effects.
e. Modern toxicology is concerned with the study of chemicals in mammalian species. - ANS✅✅b.
Modern toxicology studies embrace principles from such disciplines as biochemistry, botany,
chemistry, physiology, and physics.
Knowledge of the toxicology of poisonous agents was published earliest in the:
a. Ebers papyrus
b. De Historia Plantarum
c. De Materia Medica
d. Lex Cornelia
e. Treatise on Poisons and Their Antidotes - ANS✅✅a. Ebers papyrus
Paracelsus, a physician-alchemist, formulated many revolutionary views that remain integral to the
structure of toxicology, pharmacology, and therapeutics today. He focused on the primary toxic
agent as chemical entity and articulated the dose-response relation. Which one of the following
statements is not attributable to Paracelsus?
a. Natural poisons are quick in their onset actions.
b. Experimentation is essential in the examination of responses to chemicals.
c. One should make a distinction between therapeutic and toxic properties of chemicals.
d. These properties are sometimes but not always indistinguishable except by dose.
, e. One can ascertain a degree of specificity of chemicals and their therapeutic or toxic effects. -
ANS✅✅a. Natural poisons are quick in their onset actions.
The art of toxicology requires years of to acquire, even though the knowledge base of facts may be
learned more quickly. Which modern toxicologist is credited with saying that "you can be a
toxicologist in two lessons, each of 10 years?"
a. Claude Bernard
b. Rachel Carson
c. Upton Sinclair
d. Arnold Lehman
e. Oswald Schmiedeberg - ANS✅✅d. Arnold Lehman
Which of the following statements is correct?
a. Claude Bernard was a prolific scientist who trained over 120 students and published numerous
contributions to the scientific literature.
b. Lous Lewin trained under Oswald Schmiedeberg and published much of the early work on the
toxicity or narcotics, methanol, and chloroform.
c. An Introduction to the Study of Experimental Medicine was written by the Spanish physician
Orfila.
d. Magendie used autopsy material and chemical analysis systematically as legal proof of poisoning.
e. Percival Potts was instrumental in demonstrating the chemical complexity of snake venoms. -
ANS✅✅b. Lous Lewin trained under Oswald Schmiedeberg and published much of the early work
on the toxicity or narcotics, methanol, and chloroform.
Five Identical experimental animals are treated with 1 mg of one of the following toxins. The animal
treated with which toxin is most likely to die?
a. ethyl alcohol (LD50 = 10,000 mg/kg)
b. botulinum toxin (LD50 = 0.00001 mg/kg)
c. nicotine (LD50 = 1 mg/kg)
d. ferrous sulfate (LD50 = 1500 mg/kg)
e. picrotoxin (LD50 = 5 mg/kg) - ANS✅✅b. botulinum toxin
well defined 100%
Which one of the following statements regarding toxicology is true?
a. Modern toxicology is concerned with the study of the adverse effects of chemicals on ancient
forms of life.
b. Modern toxicology studies embrace principles from such disciplines as biochemistry, botany,
chemistry, physiology, and physics.
c. Modern toxicology has roots in the knowledge of plant and animal poisons, which predates
recorded history and has been used to promote peace.
d. Modern toxicology studies the mechanisms by which inorganic chemicals produce advantageous
as well as deleterious effects.
e. Modern toxicology is concerned with the study of chemicals in mammalian species. - ANS✅✅b.
Modern toxicology studies embrace principles from such disciplines as biochemistry, botany,
chemistry, physiology, and physics.
Knowledge of the toxicology of poisonous agents was published earliest in the:
a. Ebers papyrus
b. De Historia Plantarum
c. De Materia Medica
d. Lex Cornelia
e. Treatise on Poisons and Their Antidotes - ANS✅✅a. Ebers papyrus
Paracelsus, a physician-alchemist, formulated many revolutionary views that remain integral to the
structure of toxicology, pharmacology, and therapeutics today. He focused on the primary toxic
agent as chemical entity and articulated the dose-response relation. Which one of the following
statements is not attributable to Paracelsus?
a. Natural poisons are quick in their onset actions.
b. Experimentation is essential in the examination of responses to chemicals.
c. One should make a distinction between therapeutic and toxic properties of chemicals.
d. These properties are sometimes but not always indistinguishable except by dose.
, e. One can ascertain a degree of specificity of chemicals and their therapeutic or toxic effects. -
ANS✅✅a. Natural poisons are quick in their onset actions.
The art of toxicology requires years of to acquire, even though the knowledge base of facts may be
learned more quickly. Which modern toxicologist is credited with saying that "you can be a
toxicologist in two lessons, each of 10 years?"
a. Claude Bernard
b. Rachel Carson
c. Upton Sinclair
d. Arnold Lehman
e. Oswald Schmiedeberg - ANS✅✅d. Arnold Lehman
Which of the following statements is correct?
a. Claude Bernard was a prolific scientist who trained over 120 students and published numerous
contributions to the scientific literature.
b. Lous Lewin trained under Oswald Schmiedeberg and published much of the early work on the
toxicity or narcotics, methanol, and chloroform.
c. An Introduction to the Study of Experimental Medicine was written by the Spanish physician
Orfila.
d. Magendie used autopsy material and chemical analysis systematically as legal proof of poisoning.
e. Percival Potts was instrumental in demonstrating the chemical complexity of snake venoms. -
ANS✅✅b. Lous Lewin trained under Oswald Schmiedeberg and published much of the early work
on the toxicity or narcotics, methanol, and chloroform.
Five Identical experimental animals are treated with 1 mg of one of the following toxins. The animal
treated with which toxin is most likely to die?
a. ethyl alcohol (LD50 = 10,000 mg/kg)
b. botulinum toxin (LD50 = 0.00001 mg/kg)
c. nicotine (LD50 = 1 mg/kg)
d. ferrous sulfate (LD50 = 1500 mg/kg)
e. picrotoxin (LD50 = 5 mg/kg) - ANS✅✅b. botulinum toxin
