VTNE PHARMACOLOGY EXAM NEWEST ACTUAL EXAM TEST BANK
COMPLETE 350 QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+||BRAND NEW
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Which antibiotic choice is NOT bactericidal?
Baytril
Gentamicin
Cephalexin
Doxycycline - Correct Answer-Doxycycline
Tetracyclines (including doxycycline) are bacteriostatic, which means these
antibiotics do not kill bacteria. Bacteriostatic antibiotics act to inhibit bacterial
growth. Tetracyclines, the macrolides (like erythromycin), chloramphenicol, and
trimethoprim sulfa are all bacteriostatic. Bacteriostatic antibiotics can be
sufficiently effective if the host's immune system is strong.
A Golden retriever ingests several tablespoons of antifreeze. This will cause the
most damage to what organ system?
Hepatic
Cardiac
Renal
Gastrointestinal
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, VTNE Pharmacology EXAM NEWEST ACTUAL EXAM TEST BANK
Nervous - Correct Answer-Renal
Ethylene glycol (EG), the primary ingredient in antifreeze, causes damage to the
renal system (kidneys). EG causes damage to the renal tubular epithelium,
causing build up of oxalate crystals in the renal tubules and metabolic acidosis.
Keratoconjunctivitis sicca (dry eye) can result from the use of which medication?
Prednisone
Enalapril
Cyclosporine
Enrofloxacin
Trimethoprim-sulfa (TMS) - Correct Answer-Trimethoprim-sulfa (TMS)
The sulfa drugs can cause dry eye in some patients and therefore overuse should
be avoided. If a patient is started on a sulfa drug, tear production should be
monitored.
Which syndrome can occur in dogs when long-term corticosteroids such as
prednisone are administered?
Addison's
Hyperthyroidism
Cushing's
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, VTNE Pharmacology EXAM NEWEST ACTUAL EXAM TEST BANK
Hypothyroidism - Correct Answer-Cushing's
Cushing's syndrome, or hyperadrenocorticism, occurs from high levels of
cortisol. It can be due to over-production of cortisol by the adrenal glands or can
be iatrogenic from long-term or chronic corticosteroid administration.
Symptoms of this include a thinning haircoat, polyuria and polydipsia, pot belly,
thinning skin, and calcinosis cutis.
Long-term corticosteroid administration can also lead to insulin resistance,
leading to type II diabetes in some patients.
Which of the following best describes the therapeutic index of a drug?
The ratio between the effective dose and the toxic dose
The amount of variability in the response of a population to a drug
The number of milligrams of a drug that is needed to be effective divided by 100
The range of microbial species that a drug is effective against
The ratio between the maximum effective dose and the minimum effective dose -
Correct Answer-The ratio between the effective dose and the toxic dose
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The therapeutic index is a measure of a drug's safety margin. It is defined as the
ratio between the effective dose (ED50) and the lethal dose (LD50) to a
population.
How many milliliters of 25% dextrose should be added to 1 L of 0.9% saline to
make a 5% dextrose solution?
50 ml
200 ml
100 ml
20 ml - Correct Answer-200 ml
To answer this question, the following formula should be implemented:
C(1)V(1) = C(2)V(2)
C is the concentration
V is the volume
C(1) =0.25
V(1) = x
C(2) = 0.05
V(2) = 1000 ml
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