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Home ❭ Questions ❭ One Liners ❭ Transition of a suspension of solid, usually colloid, particles in a liquid (sol) to an apparent solid, jelly- like material
Transition of a suspension of solid, usually colloid, particles in a liquid (sol) to an apparent solid, jelly- like material
Pharmaceutics Pharmacist Competitive Exams
Q. Transition of a suspension of solid, usually colloid, particles in a liquid (sol) to an apparent solid, jelly- like material
Ans → sol-gel transition
Explanation →
This question is taken from the test/quiz post: One liners Pharmaceutics| B.Pharmacy| Pharmacy file-7 - attemp/practice
More oneliners in - One liners Pharmaceutics| B.Pharmacy| Pharmacy file-7
Q. Chemically modified form of a pharmacologically active compound that has to undergo biochemical or chemical transformation before exhibiting its pharmacological effect.
Ans → prodrug
Explanation →
Q. Process that differentiates or separates solid particles according to their size using a meshed or perfo- rated device.
Ans → sieving
Explanation →
Q. Different crystalline form of a solvated compound that differ in the identity and/or the stoichiometry of the solvating molecule.
Ans → pseudopolymorph
Explanation →
Q. Method by which powder particles are compressed into a large tablet, called a slug, which is subse- quently dry-screened and compressed into a tablet.
Ans → slugging
Explanation →
Q. Measure of the fraction of a given drug that is absorbed intact into the systemic circulation from a dosage form, relative to a recognized, clinically proven, standard dosage form of that drug.
Ans → relative bioavailability
Explanation →
Q. Dosage form, semi-solid, used for the administration of drugs via the rectal route, for systemic or local effect.
Ans →
Explanation →
Q. Transition of a suspension of solid, usually colloid, particles in a liquid (sol) to an apparent solid, jelly- like material
Ans → sol-gel transition
Explanation →
Q. Usually small, flat, and soft tablets, which are designed to be placed under the tongue to allow direct absorption of the active ingredient through the mucosa for systemic effect.
Ans → sublingual tablets
Explanation →
Q. Additives making a substance soluble or more soluble, especially in water.
Ans → solubilizing agents
Explanation →
Q. Destruction or removal of microorganisms in or about an object, e.g., by steam, chemical agents (alcohol, phenol, ethylene oxide gas), high-velocity electron bombardment, gamma or ultraviolet light radiation or filtration.
Ans → sterilization
Explanation →
Q. Crystalline form of a compound in which one or more solvent molecules are part of the crystal strucure.
Ans → solvate
Explanation →
Q. Condition of being aseptic, or statistically free from living microorganisms and their spores.
Ans → sterility
Explanation →
Q. Process of making dense, spherical pellets by means of special spheronizing or pelletizing equipment.
Ans → spheronization
Explanation →
More one-liners in - Pharmaceutics
Q. The migration of a double bond in a 3-carbon system from carbon atoms one and two to carbon atoms two and three
Ans → allylic rearrangement
Explanation →
Q. Trypsin hydrolyses peptide bonds, the carbonyl group of which is contributed by the amino acids
Ans → Arginine and lysine
Explanation →
Q. A conformation in which substituents on two attached saturated carbon atoms overlap when viewed as a Newman projection.
Ans → eclipsed
Explanation →
Q. The amino acids required for the synthesis of purines and pyrimidines are
Ans → Glutamine and aspartate
Explanation →
Q. Name the molecule that slides between the stacked nitrogenous bases of the DNA double helix, potentially resulting in a frameshift mutation
Ans → intercalating agent
Explanation →
Q. Acetyl CoA from the mitochondria is transported into the cytosol after its conversion to
Ans → Citrate
Explanation →
Q. Molecules that contain groups with characteristically different properties, e.g., both hydrophilic and lipophilic (hydrophobic) properties.
Ans → amphiphilic
Explanation →
Q. Test in which antigen and antisera are added to neighboring wells in an agar gel, allowing visualization of precipitin arcs
Ans → Ouchterlony assay
Explanation →
Q. The extrinsic and intrinsic pathways result in the formation of a common activated factor
Ans → Staurt factor
Explanation →
Q. The process of separating the lighter particles of a powder from the heavier ones by means of an upward-directed stream of fluid
Ans → elutriation
Explanation →
Q. The tendency for a molecule to acquire electrons and become reduced
Ans → redox potential
Explanation →
Q. Name a technological process, which consists of mixing or inclusion of the therapeutic substance with an excipient or their mixtures, typically as a matrix dosage form, in order to change the rate of release.
Ans → embedding
Explanation →
Q. Name the cells that can assists in the organization of neurons, provides a scaffold for some aspects of neuron function, and aids in recovery from neural injury
Ans → glial cell
Explanation →
Q. The vehicles for the transport of lipids from the intestinal lumen to the membrane of mucosal cells
Ans → Mixed micelles
Explanation →
Q. A hydrocarbon containing a carbonyl (C=O) adjacent to an ether (C-O-C) linkage.
Ans → Esters
Explanation →
Q. Name the class of antifungal drugs that inhibit ergosterol biosynthesis
Ans → imidazoles
Explanation →
Q. A group of genes with related functions often found clustered together within the prokaryotic chromosome and transcribed under the control of a single promoter and operator repression sequence
Ans → operon
Explanation →
Q. Relative amount of the administered dose of a drug that reaches systemic circulation from a certain dosage form in comparison to the amount that reaches the systemic circulation by iv administration
Ans → bioavailability
Explanation →
Q. Name the retrovirus responsible for acquired immune deficiency syndrome (AIDS) in humans
Ans → human immunodeficiency virus (HIV)
Explanation →
Q. Which enzymes in glycolysis catalyses an irreversible reaction
Ans → Pyruvate kinase , Phosphofructokinase, Hexokinase
Explanation →
Q. Name a stage in the drying of solids, above which the drying rate is linear, at which the drying rate ceases to be linear, until it reaches the equilibrium moisture content.
Ans → critical moisture content
Explanation →
Q. The deposit of a drug in a body created by injection or by a similar mode of introduction to form a source of slow release.
Ans → depot
Explanation →
Q. Name an inflammatory response that involves both the brain and the membranes that surround it
Ans → meningoencephalitis
Explanation →
Q. Used on tablets, granules, pellets, and capsules to make them resistant to gastric fluids but designed to disintegrate, disrupt, or dissolve when the preparation enters the duodenum.
Ans → enteric coating
Explanation →
Q. electron systems in which bonding electrons are not localised between two atoms as for a single bond but are spread (delocalized) over the whole group.
Ans → delocalization
Explanation →