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Solid material that exists at least in two different molecular arrangements, i.e., distinctly different crystal species.
Pharmaceutics Pharmacist Competitive Exams
Q. Solid material that exists at least in two different molecular arrangements, i.e., distinctly different crystal species.
Ans → polymorph
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 prefix sn used to represent glycerol, sn stands for
Ans → Stereospecific number
Explanation →
Q. What is the name of the condition in which there is blood in the urine
Ans → hematuria
Explanation →
Q. Condition of being aseptic, or statistically free from living microorganisms and their spores.
Ans → sterility
Explanation →
Q. Antibody that is a monomer when functioning as a receptor on surface of B cells but a pentamer when secreted in response to specific pathogens;
Ans → IgM
Explanation →
Q. Name hypothyroidism caused by an autoimmune disease affecting thyroid function
Ans → Hashimoto thyroiditis
Explanation →
Q. Crystalline form of a compound in which water molecules are part of the crystal structure.
Ans → hydrate
Explanation →
Q. DNA-binding proteins found in eukaryotes and archaea that aid in orderly packaging of chromosomal DNA
Ans → histones
Explanation →
Q. Proteins that participate in ribosome assembly during initiation
Ans → initiation factors
Explanation →
Q. The minimum energy which reacting species must possess in order to be able to form an 'activated complex', or 'transition state', before proceeding to the products.
Ans → activation energy
Explanation →
Q. Additives making a substance soluble or more soluble, especially in water.
Ans → solubilizing agents
Explanation →
Q. Name a microorganism that has an optimum growth temperature close to the temperature of boiling water
Ans → hyperthermophile
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. Powder particles, which have been aggregated to form larger irregular particles, usually of 0.5–2 mm diameter.
Ans → granules
Explanation →
Q. Virus, therapeutic serum, toxin, antitoxin, or analogous product applicable to the prevention, treatment, or cure of diseases or injuries in humans and/or animals.
Ans → biological product
Explanation →
Q. A a term applied to an atom or molecule having one or more free valencies.
Ans → radical
Explanation →
Q. A lymphoid cells that recognize and destroy abnormal target cells by inducing apoptosis
Ans → natural killer cells (NK cells)
Explanation →
Q. Name class of protein synthesis inhibitors that are similar to macrolides
Ans → lincosamides
Explanation →
Q. An instrument that measures the degree of absorption (or emission) of electromagnetic radiation by a substance.
Ans → spectrophotometer
Explanation →
Q. When a compound is changed into water, heat, and CO2 as a result of combining with oxygen.
Ans → combustion
Explanation →
Q. Process of enclosing a drug in a (micro or nano) particle (capsule, liposome, polymer).
Ans → encapsulation
Explanation →
Q. Number that expresses the reduction in the numbers of a microorganism, brought about by a sterilizaion process.
Ans → inactivation factor (IF)
Explanation →
Q. Crystalline form of a compound in which water molecules are part of the crystal structure.
Ans → hydrate
Explanation →
Q. Pace at which a drug along with the stomach content leaves and enters the duodenum.
Ans → gastric emptying rate
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. Name the molecule that is too small to be antigenic alone but becomes antigenic when conjugated to a larger protein molecule
Ans → hapten
Explanation →
Q. An aqueous solution used for the prevention and treatment of mouth and throat infections.
Ans → gargle
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. BCG vaccine contains living culture of the ___ ___ ____ strain of _____ ____.
Ans → Bacillus Calmette Guerin, Mycobacterium tuberculosis
Explanation →
Q. A solution property that changes if the concentration of that solution changes.
Ans → colligative property
Explanation →
Q. Lowest concentration of an antibacterial drug necessary to inhibit the growth of a microorganism.
Ans → minimum inhibitory concentration (MIC)
Explanation →