Toxicology exam quiz and answers
graded 100%
From which site would you expect a weak acid to be absorbed the most? - ANS✅✅the stomach
From which site would you expect a strong acid to be absorbed the most? - ANS✅✅the small
intestine
The hemlock poison is considered a - ANS✅✅phytotoxin
Who is credited as the "father of modern toxicology" - ANS✅✅paracelsus
In general. cholesterol provides rigidity to membranes; the higher cholesterol content, the more
permeable of the membrane - ANS✅✅false
endothelial cells in the kidney's glomerulous and lining of the hepatic sinusoids are the most
significant for which of the following transportation? - ANS✅✅filtration
what is/are transport processes for large molecules?
a. pinocytosis
b. phagocytosis
c. filtration
d. all of the above - ANS✅✅d. all of the above
for highly lipophilic compounds (log P > 5)
a. absorption is enhanced due to the lipophilic character of the membrane
b. absorption is limited due to the aggregation and less dissolution in G.I. tract fluids
c. absorption is hindered due to the compound tends to "stuck" inside of the membrane
d. The hydrophilic head of membrane may prevent the entry of the compound
e. b,c and d - ANS✅✅e. b,c and d
graded 100%
From which site would you expect a weak acid to be absorbed the most? - ANS✅✅the stomach
From which site would you expect a strong acid to be absorbed the most? - ANS✅✅the small
intestine
The hemlock poison is considered a - ANS✅✅phytotoxin
Who is credited as the "father of modern toxicology" - ANS✅✅paracelsus
In general. cholesterol provides rigidity to membranes; the higher cholesterol content, the more
permeable of the membrane - ANS✅✅false
endothelial cells in the kidney's glomerulous and lining of the hepatic sinusoids are the most
significant for which of the following transportation? - ANS✅✅filtration
what is/are transport processes for large molecules?
a. pinocytosis
b. phagocytosis
c. filtration
d. all of the above - ANS✅✅d. all of the above
for highly lipophilic compounds (log P > 5)
a. absorption is enhanced due to the lipophilic character of the membrane
b. absorption is limited due to the aggregation and less dissolution in G.I. tract fluids
c. absorption is hindered due to the compound tends to "stuck" inside of the membrane
d. The hydrophilic head of membrane may prevent the entry of the compound
e. b,c and d - ANS✅✅e. b,c and d
