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Home ❭ Questions ❭ One Liners ❭ Transition of a solid crystalline phase to another phase having the same chemical composition but a dif- ferent crystal structure.
Transition of a solid crystalline phase to another phase having the same chemical composition but a dif- ferent crystal structure.
Pharmaceutics Pharmacist Competitive Exams
Q. Transition of a solid crystalline phase to another phase having the same chemical composition but a dif- ferent crystal structure.
Ans → polymorphic transition
Explanation →
This question is taken from the test/quiz post: one liners Pharmaceutics| B.Pharmacy| Pharmacy file-6 - attemp/practice
More oneliners in - one liners Pharmaceutics| B.Pharmacy| Pharmacy file-6
Q. Usually water or low-molecular-weight alcohols or compounds, used in topical applications and in wet granulation, for the production of tablets.
Ans → moistening agents
Explanation →
Q. Dosage form comprising several elements (e.g., microspheres or coated pellets) dif- fering in the rate of drug release.
Ans → multi compartment formulation
Explanation →
Q. Consists of several different layers that are compressed on top of each other, to form a single tablet composed of two or more layers.
Ans → multilayer tablet
Explanation →
Q. Device that disperses liquids to aerosols for therapeutic use by inhalation through a mask.
Ans → nebulizer
Explanation →
Q. Greasy, semi-solid preparation for external application, often anhydrous, containing dissolved or dispersed medicaments.
Ans → ointment
Explanation →
Q. Kinetic model, where the whole body is thought of as a single compartment in which a substance is dis- tributed rapidly, achieving an equilibrium between blood and tissue immediately.
Ans → one-compartment model
Explanation →
Q. Time required to achieve the minimum effective plasma concentration following administration of the dosage form.
Ans → onset of drug action
Explanation →
Q. Process of agglomeration that converts fine powders or granules of bulk drugs and excipients into small, free-flowing, spherical, or semi-spherical units, referred to as pellets.
Ans → pelletization
Explanation →
Q. Science of preparation of drugs, dosage forms, and drug delivery systems taking into account the pharmacokinetics and pharmacodynamics of the drug as well as its physical and chemical properties.
Ans → pharmaceutics
Explanation →
Q. Solid material that exists at least in two different molecular arrangements, i.e., distinctly different crystal species.
Ans → polymorph
Explanation →
Q. Transition of a solid crystalline phase to another phase having the same chemical composition but a dif- ferent crystal structure.
Ans → polymorphic transition
Explanation →
Q. Existence of two or more different crystal structures for the same compound.
Ans → polymorphism
Explanation →
Q. Defined for powders used pharmaceutically, according to particle sizes.
Ans → powder grades
Explanation →
Q. Dry solid material consisting of many, usually free flowing, fine particles.
Ans → powder
Explanation →
More one-liners in - Pharmaceutics
Q. The amino acid required for the formation of glutathione
Ans → Glycine, Cysteine, Glutamate
Explanation →
Q. Organic substances occurring naturally, which are basic, forming salts with acids. The basic group is usually an amino function.
Ans → alkaloid
Explanation →
Q. the process of improving the octane number of straight-run gasoline by increasing the proportion of aromatic and branched chain alkanes.
Ans → catalytic reforming
Explanation →
Q. Name a differential staining technique that distinguishes bacteria based upon their cell wall structure
Ans → Gram stain procedure
Explanation →
Q. An equimolar mixture of the two enantiomeric isomers of a compound.
Ans → racemic mixture
Explanation →
Q. This refers to protozoans that consume food particles through phagoctytosis
Ans → holozoic
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. Name adaptive immunity mediated by antibodies produced by B cells
Ans → humoral immunity
Explanation →
Q. A a pair of isomers which are related as mirror images of one another.
Ans → enantiomers
Explanation →
Q. Name term that describes a solid of regular shape and the presence of three-dimensional order on the level of atomic dimensions, for a given molecule.
Ans → crystalline
Explanation →
Q. the energy required to break a particular bond by a homolytic process.
Ans → bond energy
Explanation →
Q. Usually water or low-molecular-weight alcohols or compounds, used in topical applications and in wet granulation, for the production of tablets.
Ans → moistening agents
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. Surfactant (or a mixture containing one or more surfactants) having cleaning properties in dilute solutions
Ans → detergent
Explanation →
Q. Proinflammatory molecule released by basophils and mast cells in response to stimulation by other cytokines and chemical mediators
Ans → histamine
Explanation →
Q. The energy levels of electrons in an atom which may be described in terms of the four quantum numbers.
Ans → atomic orbital
Explanation →
Q. Name the sialic acid, mostly found in the structure of glycoproteins and glycolipids
Ans → N- Acetylneuraminic acid
Explanation →
Q. Solutions (aqueous or oily), emulsions, or suspensions for rectal administration of medicaments for cleansing, diagnostic, or therapeutic purposes.
Ans → enemas
Explanation →
Q. A group that is used to protect a functional group from unwanted reactions. After application the protecting group can be removed to reveal the original functional group.
Ans → protecting group
Explanation →
Q. Process by which food is rendered free from pathogenic, toxigenic, and spoilage organisms.
Ans → appertization
Explanation →
Q. Powder particles, which have been aggregated to form larger irregular particles, usually of 0.5–2 mm diameter.
Ans → granules
Explanation →
Q. The mantous test is done to detect the immunity or susceptibility to _____ .
Ans → Tuberculosis
Explanation →
Q. A very strong attraction between two or more atoms that are sharing their electrons.
Ans → Covalent Bond
Explanation →
Q. Process in which powder particles are made to aggregate to larger particles called granules.
Ans → granulation
Explanation →
Q. When the forward and reverse rates are equal in a chemical reaction.
Ans → equilibrium
Explanation →