MCQ No 875 | Physical pharmacy
A gas is heated at constant temperature. Then
A gas is heated at constant temperature. Then
Anonymous Quiz
14%
(a) the no. of molecules of the gas increases
24%
(b) the kinetic energy of the gas molecules decreases
22%
(c) the kinetic energy of the gas molecules remains unaltered
40%
(d) the kinetic energy of the gas molecules increases
MCQ NO 876 | Physical pharmacy
The reciprocal of viscosity is called(
The reciprocal of viscosity is called(
Anonymous Quiz
19%
a)surface tension
19%
(b)frictional resistance
59%
(c)fluidity
3%
(d)none of these
MCQ NO 877 | Physical pharmacy
The dimensions in which coefficient of viscosity is expressed are
The dimensions in which coefficient of viscosity is expressed are
Anonymous Quiz
31%
(a)mass × length × time–1
41%
(b)mass × length–1 × time–1
21%
(c)mass × length–1 × time
6%
(c)mass–1 × length–1 × time–1
MCQ NO 878 | Physical pharmacy
Which of the following is incorrect?
Which of the following is incorrect?
Anonymous Quiz
28%
(a)the rate of condensation is equal to the rate of evaporation at equilibrium in a closed container
34%
(b)the concentration of the molecules in vapour phase decreases continuously
28%
(c)the concentration of the molecules in vapour phase remains unchanged at equilibrium
10%
(d)none of the above
MCQ NO 879 | Physical pharmacy
Which of the following defects results in the decrease of density of crystal
Which of the following defects results in the decrease of density of crystal
Anonymous Quiz
27%
(a) Schottky defect
33%
(b) Frenkel defect
28%
(c) interstitial defect
11%
(d) impurity defect
MCQ NO 880 | Physical pharmacy
In silicon crystal each atom is covalently bonded to _______ neighbours.
In silicon crystal each atom is covalently bonded to _______ neighbours.
Anonymous Quiz
20%
(a)2
38%
(b)8
25%
(c)6
17%
(d)4
Note.... Thyroid Hormones acts on nuclear receptor belongs to steroid and retinoid superfamily of intracellular receptors.
In contrast to the steroid receptor, the TR resides in the nucleus even in the unliganded inactive state.
In contrast to the steroid receptor, the TR resides in the nucleus even in the unliganded inactive state.
🔴 Actions of Thyroid
Hormones🔴
1.Growth and development
2. Intermediary metabolism of Lipids, carbohydrates, Proteins.
3.Calorigenesis
4.CVS ... Heart rate , contractility and cardiac output increases, bounding pulse.
5. Haemopoiesis.....by only T4 treatment.
6.Indirect effect on reproduction.
Hormones🔴
1.Growth and development
2. Intermediary metabolism of Lipids, carbohydrates, Proteins.
3.Calorigenesis
4.CVS ... Heart rate , contractility and cardiac output increases, bounding pulse.
5. Haemopoiesis.....by only T4 treatment.
6.Indirect effect on reproduction.
🔴ADRS OF PROBENECID🔴
Severe
hepatic necrosis
anaphylactoid reactions / Rapid
nephrotic syndrome
aplastic anemia
• hemolytic anemia
• Moderate
• hematuria
• gout
• Mild
• nausea
• vomiting
• fever
• pruritus
• flushing
• alopecia
• polyuria
• headache
• dizziness
Severe
hepatic necrosis
anaphylactoid reactions / Rapid
nephrotic syndrome
aplastic anemia
• hemolytic anemia
• Moderate
• hematuria
• gout
• Mild
• nausea
• vomiting
• fever
• pruritus
• flushing
• alopecia
• polyuria
• headache
• dizziness
🔴INTERACTIONS🔴
➡️Probenecid-
☑Probenecid inhibits urinary excretion of cephalosporins,sulphonamides,Mtx and indomethacin.
☑Inhibits biliary excretion of rifampicin.
☑Pyrazinamide and ethambutol may interfere with uricosuric action of Probenecid.
☑Probenecid inhibits tubular secretion of nitrofurantoin.
☑Aspirin blocks uricosuric action of Probenecid.
➡️Probenecid-
☑Probenecid inhibits urinary excretion of cephalosporins,sulphonamides,Mtx and indomethacin.
☑Inhibits biliary excretion of rifampicin.
☑Pyrazinamide and ethambutol may interfere with uricosuric action of Probenecid.
☑Probenecid inhibits tubular secretion of nitrofurantoin.
☑Aspirin blocks uricosuric action of Probenecid.
MCQ NO 881 | Pharmacology
Tick the action mechanism of anticancer drugs belonging to plant alkaloids:
Tick the action mechanism of anticancer drugs belonging to plant alkaloids:
Anonymous Quiz
27%
a) Inhibition of DNA-dependent RNA synthesis
19%
b) Cross-linking of DNA
49%
c) Mitotic arrest at a metaphase
5%
d) Nonselective inhibition of aromatases
MCQ NO 882 | Pharmacology
General contraindications for anticancer drugs are:
General contraindications for anticancer drugs are:
Anonymous Quiz
10%
a) Depression of bone marrow
6%
b) Acute infections
15%
c) Severe hepatic and/or renal insufficiency
70%
d) All of the above
MCQ NO 883| Pharmacology
Action mechanism of methotrexate is:
Action mechanism of methotrexate is:
Anonymous Quiz
46%
a) Inhibition of dihydrofolate reductase
8%
b) Activation of cell differentiation
9%
c) Catabolic depletion of serum asparagine
38%
d) All of the above
MCQ NO 884 | Pharmacology
Tick the anticancer drug belonging to inorganic metal complexes:
Tick the anticancer drug belonging to inorganic metal complexes:
Anonymous Quiz
10%
a) Dacarbazine
59%
b) Cisplatin
22%
c) Methotrexate
8%
d) Vincristine
MCQ NO 885 | Pharmacology
Tick the indication for estrogens in oncological practice:
Tick the indication for estrogens in oncological practice:
Anonymous Quiz
14%
a) Leukemia
41%
b) Cancer of prostate
39%
c) Endometrial cancer
6%
d) Brain tumors
MCQ NO 886 | Pharmaceutics
85.What will be the freezing point depression of isotonic dextrose solution
85.What will be the freezing point depression of isotonic dextrose solution
Anonymous Quiz
42%
(A)-0.52°C
26%
(B)-0.12°C
25%
(C)-0.09°C
8%
(D-0.58°C
MCQ NO 887| Pharmaceutics
In relation to blood plasma ,large volume intravenous injections should be
In relation to blood plasma ,large volume intravenous injections should be
Anonymous Quiz
64%
(A)isotonic
12%
(B)paratonic
16%
(C)hypotonic
8%
(D)hypertonic
MCQ NO 888| Pharmaceutics
Co-solvent used in parenteral solutions is
Co-solvent used in parenteral solutions is
Anonymous Quiz
33%
(A)ethyl alcohol
23%
(B)mannitol
23%
(C)sorbitol
21%
(D)benzyl alcohol
MCQ NO 889 | Pharmaceutics
Inrelation to sterilization , what is the meaning of D=2minutes
Inrelation to sterilization , what is the meaning of D=2minutes
Anonymous Quiz
21%
(A)death of all microorganisms in 2minutes
29%
(B)death of all 50% organisms in 2minutes
44%
(C)death of all 90% organisms in 2minutes
5%
(D)death of all 10% organisms in 2minutes