Mcq's on Suspension

"Guess the correct answer given below and check the answer if it is your guessed answer is correct or wrong.Try your level"

1. Suspension is the _____.

• Monophasic liquid dosage form
• Semisolid dosage form
• Biphasic liquid dosage form
• Solid dosage form

Biphasic liquid dosage form

2. The the particle size of the solid medium in suspension is ____.

• 1nm to 5nm
• 1nm to 200nm
• 0.1µm to 0.5µm
• 0.5µm to 5µm

0.5µm to 5µm

3. Suspension is thermodynamically stable or unstable.

• Stable
• unstable

unstable

4. Which of the following is not the ideal characteristic of suspension.

• It should be non toxic and compatible.
• It should be readily dispersed on mixing with an appropriate vehicles.
• It should form cake formation.
• It should be free from microbial contamination.

It should form cake formation.

5. Which of the following is the correct order of bioavailability.

• Solution> suspension> solid dosage form.
• Solid dosage form> suspension> solution.
• Solid dosage form> semisolidosis form> suspension.
• Semi solid dosage form> emulsion> suppositories.

Solution> suspension> solid dosage form.

6. Which of the drug is unstable in solution form.

• Penicillin G
• Chloramphenicol
• Providone iodine
• Strong ammonium acetate

Penicillin G

7. Why the bioavailability of suspension is higher than solid dosage form.

• Due to small surface area and low dissolution rate.
• Due to large surface area and low dissolution rate.
• Due to small surface area and high dissolution rate.
• Due to large surface area and high dissolution rate.

Due to large surface area and high dissolution rate.

8.Based on size of the dispersed particles of suspension are classified as.

• Molecular dispersion
• Colloidal dispersion
• Course dispersion
• Nano suspension
• All of these

All of these

9. Which of the following is used as vehicle for oral suspension.

• Syrup
• Sorbitol
• Gum- thickened
• Only sorbitol and syrup
• Both sorbitol, syrup and gum thickened

Both sorbitol, syrup and gum thickened

10. Limited shelf life dosage form drugs are maybe preferred as.

• Suspension form
• Emulsion form
• Powder form
• Semi-solid form

Powder form

11. The oldest example of a pharmaceutical suspension.

• Shake lotion
• Calamine lotion
• Turpentine lintment
• Liquid paraffin

Shake lotion

12. Many useful suspending agent were first introduced in.

• Oral formulation
• Topical formulation
• Parental formulation
• Opthalmic formulation

Topical formulation

13. The solid content of parental suspension is usually between.

• 0.5 and 5.0% w/v
• 0.1 and 10.0% w/v
• 5 and 10% w/v
• 5 and 50% w/v

0.5 and 5.0% w/v

14. Which one of the following antibiotic exceed 30% w/v concentration in parental suspension.

• Amoxicillin
• Doxycycline
• Sulfomethoxazole
• Penicillin

Penicillin

15. Vehicles employed is essential for opthalmic suspension.

• Non isotonic and aqueoes
•  Isotonic and non aqueoes
•  Isotonic and aqueoes
•  Non isotonic and non aqueous 

Isotonic and aqueoes

16. The substance are easily wetter by water or other polar liquid they may also greatly increase the viscosity of water suspension.

• Hydrophobic
• Hydrophilic

Hydrophilic

17. The basic equation that apply for wetting in suspension. 

• Nerst equation
• Young equation
• None of these
• Both Nerst and young equation

Young equation

18. Solid or readily wetted if their contact angle within the liquid phase is.

• Less than 180°
• Greater than 180°
• Greater than 90°
• Less than 90°

Less than 90°

19. The solid that are known to be easily wetter such as. 

• Potassium chloride
• Sodium chloride
• Lactose
• All of these

All of these

20. Why the solid are difficult to wet in liquid, because of wetting angle.

• Laser than 90°
• Lesser than 45°
• Greater than 90°
• Greater than 45°

Greater than 90°