19. The enzyme responsible for detoxifying hydrogen peroxide in cells is:
Anonymous Quiz
7%
A) Catalase
65%
B) Peroxidase
25%
C) Superoxide dismutase
3%
D) Amylase
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20. The enzyme involved in blood clotting is:
Anonymous Quiz
4%
A) Pepsin
8%
B) Trypsin
87%
C) Thrombin
1%
D) Amylase
21. Which enzyme deficiency leads to lactose intolerance?
Anonymous Quiz
6%
A) Sucrase
76%
B) Lactase
14%
C) Amylase
4%
D) Maltase
22. The enzyme lipase catalyzes the hydrolysis of:
Anonymous Quiz
10%
A) Proteins
71%
B) Lipids
16%
C) Carbohydrates
3%
D) Nucleotides
👍2❤1
23. The rate of enzyme-catalyzed reactions is affected by:
Anonymous Quiz
4%
A) pH
8%
B) Temperature
14%
C) Substrate concentration
74%
D) All of the above
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25. Enzyme inhibition by penicillin is an example of:
Anonymous Quiz
43%
A) Competitive inhibition
30%
B) Non-competitive inhibition
17%
C) Irreversible inhibition
10%
D) Allosteric regulation
👍7
Forwarded from GPAT/NIPER study point
Antiepileptic drugs pharmacology(1).PDF
9.1 MB
Antiepileptic drugs pharmacology(1).PDF
👍1
Forwarded from Amit
SEDATIVE & HYPNOTIC DRUGS (1).pdf
6 MB
SEDATIVE & HYPNOTIC DRUGS .pdf
anticoagulant, fibrinolytics, anti-platelet drugs.pdf
9.9 MB
anticoagulant, fibrinolytics, anti-platelet drugs.pdf
👍5
Forwarded from GPAT/NIPER study point
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👍2
1. What is a pharmaceutical suspension?
Anonymous Quiz
8%
A) A solution of a drug in a solvent
69%
B) A coarse dispersion of insoluble solid particles in a liquid
20%
C) A colloidal dispersion of solid particles
3%
D) A molecular dispersion of solutes
2. Which of the following factors affect the stability of suspensions?
Anonymous Quiz
4%
A) Particle size
4%
B) Viscosity of the medium
16%
C) Density difference between dispersed phase and medium
75%
D) All of the above
👍1🔥1👏1
3. What is the primary purpose of a suspending agent in a suspension?
Anonymous Quiz
10%
A) To dissolve the drug completely
18%
B) To enhance sedimentation
62%
C) To prevent caking and enhance uniformity
10%
D) To increase solubility
4. Which statement about flocculated suspensions is true?
Anonymous Quiz
15%
A) They form hard cakes upon settling
78%
B) They have a faster sedimentation rate but can be easily redispersed
6%
C) They do not settle over time
2%
D) They do not require shaking before use
❤1👍1
5. Deflocculated suspensions have:
Anonymous Quiz
66%
A) Slow sedimentation but form a hard cake
27%
B) Fast sedimentation and are easily redispersible
4%
C) No settling of particles
3%
D) Low zeta potential
6. The interfacial property that affects the stability of suspensions is:
Anonymous Quiz
24%
A) Brownian motion
37%
B) Sedimentation
31%
C) Zeta potential
8%
D) Viscosity
7. Which of the following is used to flocculate suspensions?
Anonymous Quiz
12%
A) Electrolytes
17%
B) Wetting agents
66%
C) Suspending agents
4%
D) Buffers
👍3