Question 1
pts
Barbiturates are dosed according to ideal body weight. What is the correct formula for
ideal body weight in men?
You Answered
Correct Answers
50 + (0.91 × [height in centimeters − 152.4])
The correct IBW formula for men is 50 + (0.91 × [height in centimeters − 152.4]).
Question 2
pts
Barbiturates are dosed according to ideal body weight. What is the correct formula for
ideal body weight in women?
You Answered
Correct Answers
45.5 + (0.91 × [height in centimeters − 152.4]
The correct IBW formula for women is 45.5 + (0.91 × [height in centimeters − 152.4]).
Question 3
pts
Barbiturates work on the GABA receptor by doing what?
Increasing the frequency of chloride channel opening
Closing the chloride channel
Correct!
Increasing the duration of chloride channel opening.
Working on the NMDA receptor
Pharmacology Quiz 1: Basic concepts
,Question 1
pts
Potency of a drug is defined as ________________________ and is helpful in choosing the
right drug for the right patient.
Dose of a drug that is required to produce 25% of that drugs maximal effects
Dose of a drug that is required to produce 75% of that drugs maximal effect
Dose of a drug that is required to produce 100% of that drugs maximal effect
Correct!
Dose of a drug that is required to produce 50% of that drugs maximal effect
Question 2
pts
Medication A is dosed at 25 mg when given IV but requires 100 mg when given orally.
The concept that underlies the difference in dosing is called
Half-life
Efficacy
Correct!
Bioavailability
Volume of Distribution
Question 3
pts
, The overall ability of a drug to produce it's desired effect. This is known as
______________ and can be related to a number of factors including receptor availability,
bioavailability and other factors.
Bioavailability
Osmolality
Correct!
Efficacy
Potency
Question 4
pts
Aspirin can irreversibly bind to certain structures on the platelet that are involved in
platelet aggregation. Although it's not truly irreversible, it produces a very strong
chemical bind through the sharing of electrons. This is know as ______binding
Van derWalls
Hydrophobic
You Answered
Hydrogen
Correct Answer
Covalent
Question 5
pts