.png){kind=logo}
The mechanism by which regulatory T cells inhibit self-reactive immune responses in T cells that have already exited the thymus
Microbiology Pharmacist Competitive Exams
Q. The mechanism by which regulatory T cells inhibit self-reactive immune responses in T cells that have already exited the thymus
Ans → peripheral tolerance
Explanation →
This question is taken from the test/quiz post: One liners Microbiology| B.Pharmacy| Pharmacy file-15 - attemp/practice
More oneliners in - One liners Microbiology| B.Pharmacy| Pharmacy file-15
Q. An infection of the external ear canal, most commonly caused by Pseudomonas aeruginosa; often called swimmer’s ear
Ans → otitis externa
Explanation →
Q. A compound released from a natural killer cell that creates pores in the target cell through which other toxins (particularly granzymes) can gain access to the cytoplasm
Ans → perforin
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. 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. The chemical reaction that removes electrons (often as part of H atoms) from donor molecules, leaving them oxidized
Ans → oxidation reaction
Explanation →
Q. The third stage of acute disease, during which the number of pathogens present in the host is greatest and the signs and symptoms of disease are most severe
Ans → period of illness
Explanation →
Q. The mechanism for making ATP that uses the potential energy stored within an electrochemical gradient to add Pi to ADP
Ans → oxidative phosphorylation
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 inflammation of the gums that is more severe than gingivitis, spreading deeper into the tissues
Ans → periodontitis
Explanation →
Q. The isolation of an individual for the purpose of preventing the spread of disease
Ans → quarantine
Explanation →
Q. The network of neurons that connects the CNS with organs, sensory organs, and muscles throughout the body
Ans → peripheral nervous system
Explanation →
Q. Structure of protein complexes formed by the combination of several separate polypeptides or subunits
Ans → quaternary structure
Explanation →
Q. The mechanism by which regulatory T cells inhibit self-reactive immune responses in T cells that have already exited the thymus
Ans → peripheral tolerance
Explanation →
Q. Class of antiprotozoan drugs long used for the treatment of malaria; interferes with heme detoxification
Ans → quinolines
Explanation →
More one-liners in - Microbiology
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. Name the antibody dimer primarily found in breast milk, mucus, saliva, and tears
Ans → IgA
Explanation →
Q. Non-fluid colloidal network or polymer network that is expanded throughout its whole volume by a fluid.
Ans → gel
Explanation →
Q. The glycosidic bonds at the branching points in the structure of starch are
Ans → 1,6- glycosidic bond
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. Name the prokaryotic cell cytoplasmic structures for storing specific nutrients and other resources needed by cells
Ans → inclusions
Explanation →
Q. Name the chronic bacterial infection of peripheral nervous tissues caused by the acid-fast bacterium,
Ans → Hansen’s Disease
Explanation →
Q. The number of individuals with new infections of a particular disease in a given period of time is called
Ans → incidence
Explanation →
Q. A solid dosage form prepared to a desired shape, usually in large-scale production, by means of high pressure in a punch and die.
Ans → compressed tablet
Explanation →
Q. Name the bean-shaped organs situated throughout the body that contain areas called germinal centers, which are rich in B and T lymphocytes
Ans → lymph nodes
Explanation →
Q. Name the inflammation of the mouth and gums that is often caused by the HSV-1 virus
Ans → herpetic gingivostomatitis
Explanation →
Q. Name the longest identical peptide chains in antibody molecules (two per antibody monomer) that composed of variable and constant region segments
Ans → heavy chains
Explanation →
Q. Process in which powder particles are made to aggregate to larger particles called granules.
Ans → granulation
Explanation →
Q. The cofactor required for the conversion of phenylalanine to tyrosine is
Ans → Tetrahydrobiopterin
Explanation →
Q. It occurs when a hydrogen atom has an electromagnetic attractive interaction with an electronegative atom.
Ans → Hydrogen Bonding
Explanation →
Q. An instrument that measures the degree of absorption (or emission) of electromagnetic radiation by a substance.
Ans → spectrophotometer
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 released by cells that have been infected with a virus; stimulate antiviral responses in nearby cells as well as the cells secreting the interferons
Ans → interferons
Explanation →
Q. An individual capable of transmitting a pathogen to another individual without becoming infected
Ans → passive carrier
Explanation →
Q. The process by which DNA from one organism is cut and new pieces of foreign DNA from a second organism are inserted,
Ans → recombinant DNA technology
Explanation →
Q. The electrons of an atom that are highest in energy and in the outermost orbitals.
Ans → Valence Electrons
Explanation →
Q. A staining technique in which labeled antibodies are bound to specific cells in a tissue section
Ans → immunohistochemistry (IHC)
Explanation →
Q. A hydrocarbon containing a carbonyl (C=O) adjacent to an ether (C-O-C) linkage.
Ans → Esters
Explanation →
Q. Technique in which antibody or antigen can be concentrated by passing fluids through porous membranes, and target molecules are captured as they pass
Ans → immunofiltration
Explanation →
Q. The power of a microscope (or lens) to produce an image that appears larger than the actual specimen, expressed as a factor of the actual size
Ans → magnification
Explanation →
Q. The prefix sn used to represent glycerol, sn stands for
Ans → Stereospecific number
Explanation →
Q. A rare form of transmissible spongiform encephalopathy endemic to Papua New Guinea
Ans → kuru
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. The number of individuals with new infections of a particular disease in a given period of time is called
Ans → incidence
Explanation →
Q. An enzyme of purine metabolism associated with immunodeficiency disease
Ans → Adenosine deaminase
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. Region of the respiratory tract containing the vocal cords; also referred to as the voice box
Ans → larynx
Explanation →
Q. Name the adaptive immunity mediated by antibodies produced by B cells
Ans → humoral immunity
Explanation →
Q. Name a property, which serves as basis for the process whereby surfactants are used for the removal of foreign matter from surfaces (including dirt from clothes or body surfaces).
Ans → detergency
Explanation →
Q. A three-dimensional structure of folded fully functional proteins
Ans → native structure
Explanation →