LIQUID DOSAGE FORM MCQs:52

LIQUID DOSAGE FORM MCQs

LIQUID DOSAGE FORM MCQs

 

1. Liquid preparation of two miscible substances 

1. Solution

2. Suspension

3. Emulsion

4. All

2. Sweetened hydro alcoholic solutions are termed as 

1. Syrups 

2. Elixirs

3. Spirits

4. Tinctures

3. Purified water , USP, is obtained by 

1. Distillation

2. Ion exchange treatment 

3. Reverse osmosis 

4. All

4. Elixir containing how much % of alcohol is self-preservation 

1. 2%

2. 50%

3. 5%

4. 10%

5. Povidone iodine is chemical complex of iodine with 

1. Methylcellulose

2. PEG 300

3. PEG 400

4. Polyvinylpyrollidine 

6. Iodine tincture contains 

1. 2% iodine crystals and 2.4 % sodium iodine 

2. 2.4% iodine crystals and 2.4 % sodium iodine 

3. 2.4% iodine crystals and 2 % sodium iodine 

4. 2% iodine crystals and 4% sodium iodine 

7. According to IP concentration of syrup is 

1. 6.67%

2. 8.5%

3. 66.7%

4. 85%

8. Monophasic liquid preparation used in other cavity than mouth is

1. Douches

2. Draught

3. Elixir

4. Linctuses

9. Sedimentation of suspension can be minimized by 

1. Increase particle size

2. Decrease particle size

3. Increase viscosity 

4. Both b and c 

10. Cake formation s characteristic of 

1. Flocculated suspension

2. Deflocculated suspension

3. Thixotropic suspension

4. Structured suspension

11. HLB value of w/o emulsion

1. 1-3

2. 3-6

3. 6-9

4. 9-12

12. Complete separation of two phase is 

1. Cracking

2. Creaming

3. Sedimentation

4. Phase inversion

13. Conductivity test is negative in 

1. o/w

2. w/o

3. both

4. none

14. Emulsion events occurs

1. Flocculation, creaming, breaking, coalescence 

2. Flocculation, creaming, coalescence, breaking

3. Cracking, creaming, breaking, coalescence 

4.  Coalescence, breaking Flocculation, creaming

15. Which one is oropharyngeal formulation 

1. Mouthwash

2. Syrup

3. Elixir

4. Linctus 

16. Which of the following can be added in syrup to prevent crystallization? 

1. Glycerin 

2. Sorbitol

3. PEG

4. All

17. Which of the following is not a characteristic of flocculated system

1. Supernatant is clear

2. Forms hard cake on long storage

3. Rate of sedimentation is high

4. Re-dispersible

18. Not an example of wetting agents 

1. PEG

2. Sorbitol

3. Tween 

4. Citrate 

19. For volatile oil ratio of oil water and emulsifying agent is 

1. 4:2:1

2. 2:2:1

3. 1:2:4

4. 2:2:4

20. Unstable solutions can be characterized by

1. Precipitation

2. Gas formation

3. Microbial growth

4. All 

What is a liquid preparation of two miscible substances called?

A solution is a liquid preparation of two miscible substances.

What are sweetened hydroalcoholic solutions called?

Sweetened hydroalcoholic solutions are termed Elixirs.

How is Purified Water, USP, obtained?

Purified water, USP, is obtained by:
– Distillation
– Ion-exchange treatment
– Reverse osmosis
– (All of the above)

What percentage of alcohol in an elixir allows for self-preservation?

Elixirs containing 10% alcohol are self-preservative.

Povidone iodine is a chemical complex of iodine with?

Povidone iodine is a complex of iodine with Polyvinylpyrrolidone (PVP).

What does iodine tincture contain?

Iodine tincture contains 2% iodine crystals and 2.4% sodium iodide.

What is the syrup concentration according to IP (Indian Pharmacopoeia)?

The concentration of syrup as per IP is 66.7%.

Which monophasic liquid preparation is used in cavities other than the mouth?

Douches are used in other body cavities apart from the mouth.

How can sedimentation of a suspension be minimized?

Sedimentation can be minimized by:
– Decreasing particle size
– Increasing viscosity
– (Both b and c)

What type of suspension forms a hard cake?

Deflocculated suspensions form a hard cake on long storage.

What is the HLB value of a water-in-oil (w/o) emulsion?

HLB value for a w/o emulsion is 3-6.

What is the complete separation of two phases in an emulsion called?

Complete separation of phases is known as Cracking.

In which emulsion is the conductivity test negative?

The conductivity test is negative in w/o emulsions.

What are the events of emulsion instability?

The correct sequence is: Flocculation → Creaming → Coalescence → Breaking.

Which one is an oropharyngeal formulation?

Mouthwash is an oropharyngeal formulation.

What can be added to syrup to prevent crystallization?

– Glycerin
– Sorbitol
– PEG
– (All of the above)

Which is NOT a characteristic of a flocculated system?

Flocculated systems do not form a hard cake, whereas deflocculated suspensions do.

Which of the following is NOT a wetting agent?

Citrate is NOT a wetting agent.

What is the standard ratio of oil, water, and emulsifying agent for volatile oils?

The correct ratio is 4:2:1.

How can unstable solutions be characterized?

Unstable solutions may show:
– Precipitation
– Gas formation
– Microbial growth
– (All of the above)