Msn 611 Exam 1 Map 2024/questions With Correct Detailed And Verified Answers/a+ Grade

1. Type of antihistamines used to inhibit the secretion of gastric acid in patients with gastrointestinal disorders. {Ans: -H2 antihistamines}1. Combination therapy needed in the treatment of mycobacterial infections? {Ans: -High rate of intrinsic resistance mutations, as well as mutations that develop during treatment}1. Composition of histones? {Ans: -Positively charged proteins that associate with negatively charged DNA to condense the DNA into units called nucleosomes, which make up chromatin -Acetylation and deacetylation of histones play major roles in DNA expression}1. ect of antineoplastic in monoclonal antibodies achieve by binding to human vascular growth factor receptors. {Ans: -Prevents growth of new blood vessels, reducing microvascular growths of tumors, and inhibiting metastatic disease progression}1. Disadvantage of targeted cancer therapies {Ans: -Not all of drug will find its way to the target, leading to side effects -Only works on tumors with specific mutations}1. Leukemic cells lack the enzyme necessary to produce which amino acid that healthy cells are capable of producing? {Ans: -Asparagine}1. Indication of some first-generation antihistamines {Ans: -To treat extrapyramidal symptoms in those taking antipsychotic -Motion sickness and nausea}1. Basic mechanisms of action of the antitumor antibiotics bleomycin, dactinomycin, and mitomycin. {Ans: -Cause