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A part of the upper throat (pharynx) extending from the posterior nasal cavity; carries air inhaled through the nose
Microbiology Pharmacist Competitive Exams
Q. A part of the upper throat (pharynx) extending from the posterior nasal cavity; carries air inhaled through the nose
Ans → nasopharynx
Explanation →
This question is taken from the test/quiz post: Microbiology Important Questions ( One Liners )-12 Pharmacy - attemp/practice
More oneliners in - Microbiology Important Questions ( One Liners )-12 Pharmacy
Q. A type of inclusion containing volutin, a polymerized inorganic phosphate that appears red when stained with methylene blue
Ans → metachromatic granule
Explanation →
Q. A virus composed of a nucleic acid core, either DNA or RNA, surrounded by a capsid
Ans → naked virus
Explanation →
Q. The the sequencing of genomic fragments from microbial communities, allowing researchers to study genes from a collection of multiple species
Ans → metagenomics
Explanation →
Q. The science of studying a collection of mRNA molecules produced from microbial communities
Ans → metatranscriptomics
Explanation →
Q. The member of the quinolone family that functions by inhibiting the activity of DNA gyrase, blocking DNA replication
Ans → nalidixic acid
Explanation →
Q. An antibacterial and antiprotozoan drug of the nitroimidazole class that is activated in anaerobic target cell and introduces DNA strand breakage, thus interfering with DNA replication in target cells
Ans → metronidazole
Explanation →
Q. A part of the upper throat (pharynx) extending from the posterior nasal cavity; carries air inhaled through the nose
Ans → nasopharynx
Explanation →
Q. Glycoprotein expressed on the surface of all nucleated cells and involved in the presentation of normal “self” antigens and foreign antigens from intracellular pathogens
Ans → MHC I molecule
Explanation →
Q. A three-dimensional structure of folded fully functional proteins
Ans → native structure
Explanation →
Q. A glycoprotein expressed only on the surface of antigen-presenting cells and involved in the presentation of foreign antigens from pathogens ingested by phagocytosis
Ans → MHC II molecule
Explanation →
Q. A lymphoid cells that recognize and destroy abnormal target cells by inducing apoptosis
Ans → natural killer cells (NK cells)
Explanation →
Q. A simple spherical arrangement of amphipathic lipid molecules with nonpolar tails aggregated within the interior and polar heads forming the outer surface
Ans → micelle
Explanation →
Q. A a stain that produces colour around the structure of interest while not coloring the structure itself
Ans → negative stain
Explanation →
Q. An organism that requires oxygen at levels lower than atmospheric concentration
Ans → microaerophile
Explanation →
Q. A herpes infection of the newborn, generally caused by infection during birth
Ans → neonatal herpes
Explanation →
More one-liners in - Microbiology
Q. An equimolar mixture of the two enantiomeric isomers of a compound.
Ans → racemic mixture
Explanation →
Q. A Solid spherical particles of micron-size range, used as matrix dosage forms.
Ans → microsphere
Explanation →
Q. Having numerous flagella covering the entire surface of a bacterial cell is known as
Ans → peritrichous
Explanation →
Q. A known volumes are vacuum filtered aseptically through a membrane with a pore size small enough to trap microorganisms, which are counted after growth on plates
Ans → membrane filtration technique
Explanation →
Q. Small edible package made usually from gelatin or other materials that can be filled with drugs (solids or liquids) to produce a unit dose, mainly for oral use.
Ans → capsule
Explanation →
Q. the phenomenon in which plane polarised light is turned in a clockwise direction.
Ans → dextrorotatory
Explanation →
Q. The extrinsic and intrinsic pathways result in the formation of a common activated factor
Ans → Staurt factor
Explanation →
Q. Name the capillary bed in the nephron of the kidney that filters blood to form urine
Ans → glomerulus
Explanation →
Q. The amino acid that is completely destroyed by acid hydrolysis of protein
Ans → Tryptophan
Explanation →
Q. The member of the quinolone family that functions by inhibiting the activity of DNA gyrase, blocking DNA replication
Ans → nalidixic acid
Explanation →
Q. An infection of the external ear canal, most commonly caused by Pseudomonas aeruginosa; often called swimmer’s ear
Ans → otitis externa
Explanation →
Q. Structure of protein complexes formed by the combination of several separate polypeptides or subunits
Ans → quaternary structure
Explanation →
Q. A highly infectious zoonotic disease caused by Coxiella burnetii that farmers can contract from their animals by inhalation
Ans → Q fever
Explanation →
Q. The disease in which very high amount of tryptophan (nearly 60%) is converted to serotonin is
Ans → Malignant carcinoid syndrome
Explanation →
Q. Refers to a nonpolar molecule or portion of a molecule not capable of strong attraction to water molecules
Ans → hydrophobic
Explanation →
Q. Name the plasmid containing genes encoding proteins that make a bacterial cell resistant to one or more antibiotics
Ans → R plasmid
Explanation →
Q. A form of experiment in which the participants are, to some degree, kept ignorant of the nature and doses of materials administered as specific parts of the experiment.
Ans → Blind Experiment
Explanation →
Q. A a variant of PCR involving the use of fluorescence to allow for the monitoring of the increase in double-stranded template during a PCR reaction as it occurs
Ans → real-time PCR
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. Enzymes lose the catalytic activity at temperature above 70C due to
Ans → Denaturation
Explanation →
Q. Fourth stage of disease, during which the number of pathogens present in the host decreases, along with signs and symptoms of disease
Ans → period of decline
Explanation →
Q. Relationship between two preparations of the same drug in the same dosage form that have a similar bioavailability.
Ans → bioequivalence
Explanation →
Q. Name a toxin that affects cell membrane function by either forming pores or disrupting the phospholipid bilayer
Ans → membrane-disrupting toxin
Explanation →
Q. Cytokines largely produced by immune system cells that help coordinate efforts against invading pathogens
Ans → interleukins
Explanation →
Q. An unstable and toxic ions and molecules derived from partial reduction of oxygen
Ans → reactive oxygen species (ROS)
Explanation →
Q. Name a dormant cell that survives in the death phase and is resistant to most antibiotics
Ans → persister
Explanation →
Q. Characteristic angle of slope formed with the horizontal by the side of a static conical mound of powder.
Ans → angle of repose
Explanation →
Q. An activated and differentiated B cell that is programmed to respond to secondary exposures to a specific antigen
Ans → memory B cell
Explanation →
Q. A a term applied to an atom or molecule having one or more free valencies.
Ans → radical
Explanation →
Q. The backbone of nucleic acid structure is constructed by
Ans → Phosphodiester bridges
Explanation →
Q. When particles move to a lower area of concentration from a high area of concentration.
Ans → diffusion
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. The scientist who observed that there exists a relationship between the contents of purines and pyrimidines in DNA structure
Ans → Erwin Chargaff
Explanation →