Prometic Exam For Lab Technologist

Q.A 12-year-old boy presents to his pediatrician with fever, malaise, and a sore throat. Physical examination reveals a fever of 103°F, cervical lymphadenopathy, and pharyngeal erythema. A swab is taken from some of the tonsillar exudate and cultured on blood agar. Culture reveals beta hemolytic, gram-positive cocci, and a rapid antigen test is positive. What is the major component that protects the causal agent from osmotic damage?
1.Peptidoglycan
2.Polysaccharide
3.Phospholipids
4.Teichoic acid
5.Lipopolysaccharide

>Q. A unit of fresh frozen plasma was inadvertently thawed and then immediately refrigerated at 4°C on Monday morning. On Tuesday evening this unit may still be transfused as a replacement for:

A. All coagulation factors
B. Factor V
C. Factor VIII
D. Factor IX

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