NR293/ NR 293 EXAM 3 NEWEST
ACTUAL EXAM WITH COMPLETE
QUESTIONS AND DETAILED ANSWERS
GRADED A | 100% VERIFIED
Which LAs are considered FDA pregnancy category B?
Lidocaine and prilocaine
Mepivacaine and Bupivacaine are considered category C
Which additional ingredient in LA reduces oxidation of the
epinephrine to prolong shelf-life?
a. Sodium hydroxide
b. Sodium chloride
c. Antioxidants
,d. Propylparabens
Antioxidants
e.g., sodium metabisulfite, sodium bisulfite, and acetone
sodium bisulfite
Which additional ingredient in LA alkalinizes the solution to a
pH between 6-7, making it less acidic?
a. Sodium hydroxide
b. Sodium chloride
c. Antioxidants
d. Propylparabens
Sodium hydroxide
Which additional ingredient in LA
Adjusts the solution to be isotonic?
,a. Sodium hydroxide
b. Sodium chloride
c. Antioxidants
d. Propylparabens
Sodium chloride
Which additional ingredient in LAs
prevents bacterial growth; not routinely used in single-dose
cartridges?
a. Sodium hydroxide
b. Sodium chloride
c. Antioxidants
d. Propylparabens
Propylparabens
Name the class of each HIV treatment:
, 1. Binds to DNA polymerase to prevent DNA synthesis; does not
affect HIV-infected cells.
2. Interferes with the binding and fusion entry of an HIV virion
into human cells.
3. Blocks or inhibits the action of the enzymes that insert the
viral genome into the DNA of the host cell.
4. Incorporated into DNA polymerase so that synthesis of DNA
is terminated; does not affect HIV-infected cells.
5. Prevents cleavage of protein precursors and modulation of
reverse transcriptase activity preventing maturation of HIV-
infected cells.
1. Non-nucleoside reverse transcriptase inhibitors (NNRTIs)
2. Fusion/entry inhibitors
3. Integrase inhibitors
4. Nucleoside reverse transcriptase inhibitors (NRTIs)
5. Protease inhibitors
Highly active antiretroviral therapy (HAART) refers to the
combinators of multiple HIV agents usually consisting of what
three drug classes?
ACTUAL EXAM WITH COMPLETE
QUESTIONS AND DETAILED ANSWERS
GRADED A | 100% VERIFIED
Which LAs are considered FDA pregnancy category B?
Lidocaine and prilocaine
Mepivacaine and Bupivacaine are considered category C
Which additional ingredient in LA reduces oxidation of the
epinephrine to prolong shelf-life?
a. Sodium hydroxide
b. Sodium chloride
c. Antioxidants
,d. Propylparabens
Antioxidants
e.g., sodium metabisulfite, sodium bisulfite, and acetone
sodium bisulfite
Which additional ingredient in LA alkalinizes the solution to a
pH between 6-7, making it less acidic?
a. Sodium hydroxide
b. Sodium chloride
c. Antioxidants
d. Propylparabens
Sodium hydroxide
Which additional ingredient in LA
Adjusts the solution to be isotonic?
,a. Sodium hydroxide
b. Sodium chloride
c. Antioxidants
d. Propylparabens
Sodium chloride
Which additional ingredient in LAs
prevents bacterial growth; not routinely used in single-dose
cartridges?
a. Sodium hydroxide
b. Sodium chloride
c. Antioxidants
d. Propylparabens
Propylparabens
Name the class of each HIV treatment:
, 1. Binds to DNA polymerase to prevent DNA synthesis; does not
affect HIV-infected cells.
2. Interferes with the binding and fusion entry of an HIV virion
into human cells.
3. Blocks or inhibits the action of the enzymes that insert the
viral genome into the DNA of the host cell.
4. Incorporated into DNA polymerase so that synthesis of DNA
is terminated; does not affect HIV-infected cells.
5. Prevents cleavage of protein precursors and modulation of
reverse transcriptase activity preventing maturation of HIV-
infected cells.
1. Non-nucleoside reverse transcriptase inhibitors (NNRTIs)
2. Fusion/entry inhibitors
3. Integrase inhibitors
4. Nucleoside reverse transcriptase inhibitors (NRTIs)
5. Protease inhibitors
Highly active antiretroviral therapy (HAART) refers to the
combinators of multiple HIV agents usually consisting of what
three drug classes?
