MCQ NO 1935 | pharmaceutics
Trehalose, mannitol, dextrans are examples of -------------------- used in parenterals
Trehalose, mannitol, dextrans are examples of -------------------- used in parenterals
Anonymous Quiz
26%
a. Preservatives
21%
b. Buffers
29%
c. Cryoprotectants
24%
d. Vehicles
MCQ NO 1936 | pharmaceutics
Powdered glass test challenges the leaching potential of:
Powdered glass test challenges the leaching potential of:
Anonymous Quiz
15%
a. Exterior structure of glass
20%
b. Plastic containers
47%
c. Interior structure of glass
18%
d. Intact surface of glass
MCQ NO 1937 | pharmaceutics
Lipid layer of tear film contains
Lipid layer of tear film contains
Anonymous Quiz
19%
a. electrolytes
50%
b. Cholesterol esters
16%
c. proteins
15%
d. enzymes
MCQ NO 1938 | pharmaceutics
When a solution has an osmolarity equivalent to that of blood
When a solution has an osmolarity equivalent to that of blood
Anonymous Quiz
6%
a. Hypotonic
80%
b. Isotonic
12%
c. Hypertonic
3%
d. Therapeutic
MCQ NO 1939 | Medicinal chemistry
The enzyme which degrades dopamine is
The enzyme which degrades dopamine is
Anonymous Quiz
24%
a. COMT
62%
b. DOPA decarboxylase
11%
c. Aldehyde reductase
3%
d. Cyclooxygenase
MCQ NO 194| medicinal chemistry
Which of the following are semi-synthetic opiates?
Which of the following are semi-synthetic opiates?
Anonymous Quiz
17%
a. Codeine
32%
b. Oxycodone
39%
c. Fentanyl
12%
d. Endomorphins
MCQ NO 1941 | medicinal chemistry
Which of the following benzodiazepine is suitable for treatment in children & old age patients?
Which of the following benzodiazepine is suitable for treatment in children & old age patients?
Anonymous Quiz
42%
a. Diazepam
27%
b. Oxazepam
19%
c. Temazepam
12%
d. Nitrazepam
MCQ NO 1942 | Medicinal chemistry
Find the wrong pair
Find the wrong pair
Anonymous Quiz
10%
a. Prazosin :α1 blocker
24%
b. Guanabenz: α2 agonist
29%
c. Phenylephrine: α1 agonist
37%
d. Phenylephrine: α2 antagonist
MCQ NO 1943 | Medicinal chemistry
Codeine is-------------.
Codeine is-------------.
Anonymous Quiz
37%
a. Methylated analog of morphine
35%
b. Acetylated analog of morphine
20%
c. Antagonist of morphine
8%
d. Metabolite of morphine
MCQ NO 1944 | medicinal chemistry
What is relation between xylometazoline and oxymetazoline?
What is relation between xylometazoline and oxymetazoline?
Anonymous Quiz
23%
a. Both are α2 adrenergic agonists.
22%
b. Both are 2-aminoimidazolines
39%
c. Oxymetazoline is metabolite of xylometazoline
15%
d. Both are adrenergic antagonists
MCQ NO 1945 | medicinal chemistry
Which one of the following is Cytokine inhibitor?
Which one of the following is Cytokine inhibitor?
Anonymous Quiz
36%
a. Abatacept
33%
b. Fluoxetine
20%
c. Propranolol
11%
d. Aldosterone
MCQ No. 1946 | Physical pharmaceutics
Which of the following is/ are the theories of emulsification?
Which of the following is/ are the theories of emulsification?
Anonymous Quiz
6%
Monomolecular adsorption theory
11%
Multimolecular adsorption theory
7%
Solid particle adsorption theory
76%
All of the above
MCQ No. 1947 | Physical pharmaceutics
Which of the following is not the cause of Instability in emulsion
Which of the following is not the cause of Instability in emulsion
Anonymous Quiz
8%
Upward creaming
22%
Phase inversion
13%
Downward creaming
57%
Mottling
MCQ No. 1948 | Physical pharmaceutics
Emulsion have a ......... shelf life
Emulsion have a ......... shelf life
Anonymous Quiz
25%
Large
67%
Short
5%
No
3%
None of the above
MCQ No. 1949 | Physical pharmaceutics
Creaming is a.......... process
Creaming is a.......... process
Anonymous Quiz
43%
Reversible
37%
Irreversible
19%
Both
1%
None
MCQ No. 1950 | Physical pharmaceutics
The density of the dispersed phase is more than that of the dispersion medium. According to the Stokes' equation, the creaming is:
The density of the dispersed phase is more than that of the dispersion medium. According to the Stokes' equation, the creaming is:
Anonymous Quiz
13%
At the center of emulsion
22%
In both directions
38%
In upward direction
27%
In downward direction
MCQ No. 1951 | Physical pharmaceutics
The distribution of globules is not uniform in an emulsion. This stage is termed as:
The distribution of globules is not uniform in an emulsion. This stage is termed as:
Anonymous Quiz
8%
Baking
19%
Caking
58%
Coalescence
15%
Creaming
MCQ No. 1952 | Physical Pharmaceutics
Downward creaming means ........ rate of sedimentation
Downward creaming means ........ rate of sedimentation
Anonymous Quiz
44%
Negative
45%
Positive
8%
Same
4%
No charge
MCQ No. 1953 | Physical pharmaceutics
Ideal Phase volume ratio for stable emulsions is
Ideal Phase volume ratio for stable emulsions is
Anonymous Quiz
21%
25:75
49%
50:50
24%
75:25
6%
33:66
MCQ No. 1954 | Physical pharmaceutics
According to Stokes law, the creaming of emulsions is indirectly proportional to:
According to Stokes law, the creaming of emulsions is indirectly proportional to:
Anonymous Quiz
23%
Density of the dispersed phase
37%
Particle size of the globules
12%
Gravity
28%
Viscosity of the medium