PTCB Practice Test 8
20 Questions
| Total Attempts: 1894
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Questions and Answers
- 1.Order: D5W 1000 ml q6h IV. What is the flowrate if there is an infusion pump? _______ ml/hr
- A.
4.2 ml/hr
- B.
2.8 ml/hr
- C.
167 ml/hr
- 2.Give 1L NS over 8 hours. Drop factor: 15 gtt/ml. Flow rate: ______ gtt/min
- A.
1875 gtt/min
- B.
31 gtt/min
- C.
7200 gtt/min
- 3.How many mg of Vancomycin are in 1.25 g per 250 ml of IV solution?
- A.
1250 mg
- B.
1200 mg
- C.
1000 mg
- 4.Rx: Tussionex # 12 oz. Sig: ii tsp qd prn for cough 6d. How long will this medication last?
- A.
10 days
- B.
6 days
- C.
12 days
- 5.Express the following concentration as a ratio strength: 2g of active ingredient in 250 ml of solution
- A.
1:800
- B.
2:250
- C.
1:125
- 6.A physician prescribes tetracycline suspension for a patient who is to take 2 teaspoonfuls four times a day for 4 days, then 1 teaspoonful four times a day for 2 days. How many ml's of the suspension should be dispensed to provide the quantity for the prescribed dosage regimen?
- A.
200 ml
- B.
160 ml
- C.
40 ml
- 7.How much 10% w/w (in grams) ammonia solution can be made from 1800 g of 28% w/w strong ammonia solution?
- A.
5000 g
- B.
5040 g
- C.
5 g
- 8.How much (in ml) of a 1:400 w/v stock solution should be used to make 4L of a 1:2000 w/v solution?
- A.
400 ml
- B.
2000 ml
- C.
800 ml
- 9.If 250 ml of a 1:800 v/v solution is diluted to 1000 ml, what will be the ratio strength v/v?
- A.
1:3200
- B.
1:320
- C.
1:32
- 10.What is the percentage of alcohol in the following mixture? Alcohol 4% (5 ml), Alcohol 2% (10 ml)
- A.
3.33%
- B.
4.33%
- C.
2.66%
- 11.Convert 80% to a fraction
- A.
8/100
- B.
4/5
- C.
1/8
- 12.Convert 2:00 pm into military time
- A.
1400
- B.
1200
- C.
0200
- 13.You receive an order for 380 ml of 0.5% dextrose solution. You have 1500 L of 5% dextrose solution, how much of the 5% solution and sterile water will you need to fill this order?
- A.
342 ml of 5% dextrose solution, 38 ml of sterile water
- B.
190 ml of 5% dextrose solution, 1710 ml of sterile water
- C.
38 ml of 5% dextrose solution, 342 ml of sterile water
- 14.Recommended dose is 150 units/kg of body weight. How many ml of a solution with 50000 units/ml should be given to a 250 lb patient?
- A.
0.003 ml
- B.
0.3 ml
- C.
30 ml
- 15.A patient presents a prescription for Ibandronate 150 mg #3. Your pharmacy has a 35% markup and $5.66 dispensing fee. The wholesale price is $15.70 per tab. What is the retail price for this prescription of 3 tablets?
- A.
$69.25
- B.
$16.49
- C.
$47.01
- 16.Insulin is available in 10 ml vials containing 100 iu/ml. Your patient is going away on a 2 week vacation and asks the pharmacist how many vials she will need to take. The patient injects 42 U/qam and qpm. How many vials will be needed?
- A.
2 vials
- B.
1 vial
- C.
3 vials
- 17.Three separate drugs are required to make a 3:5:7 450g ointment. How much of each drug is needed orderly?
- A.
210g; 90g; 150g
- B.
90g; 150g; 210g
- C.
70g; 140; 240g
- 18.How much 10% cream and a 0.5% cream will you need to prepare 120g of a 2.5% cream?
- A.
95g of 10% cream, 25g of 0.5% cream
- B.
20g of 10% cream, 100g of 0.5% cream
- C.
25g of 10% cream, 95g of 0.5% cream
- 19.Mr. Brown is ordered to take 250 mg of a drug once a day. This drug is only available in 500 mg at the pharmacy. How many tablets should be given out for a 30-day supply?
- A.
30 tabs
- B.
15 tabs
- C.
10 tabs
- 20.Express the value of XIX + VIII in arabic numerals
- A.
29
- B.
30
- C.
27
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