BIOL 202 Week 4 Quiz| Questions and Answers | American Military University

Week 4 Quiz Return to Assessment List Part 1 of 1 - 30.0 Points Question 1 of 10 3.0 Points A PA neglects to follow aseptic techniques cleaning a patient's wound but washes her hands afterwards; this represents? • A. parasitism • B. infection • C. contamination • D. infestation Question 2 of 10 3.0 Points What describes an infectious disease that can spread across the world? • A. A pandemic • B. A sporadic disease • C. An endemic disease • D. An epidemic Question 3 of 10 3.0 Points In this type of infection, the patient presents with symptoms that develop rapidly and the disease runs its course quickly. • A. An acute infection • B. A primary infection • C. A chronic infection • D. A subacute infection Question 4 of 10 3.0 Points What statement describes the relationship between a host and its microbes? • A. Neither of two species benefit from a mutualistic relationship • B. Being host to large parasites is an infestation • C. Virulence is the capacity to produce disease • D. Any organism that is inhospitable to other organisms. Question 5 of 10 3.0 Points The virulence of microbes includes all of these with the exception of; • A. there are differences in pathogen species • B. they tend to increases with animal passage • C. they increase by the mechanism of attenuation • D. they vary depending on the species of microbe Question 6 of 10 3.0 Points In this condition, the signs and symptoms of the infection are very mild and are not recognized. • A. A carrier infection • B. A chronic infection • C. An acute disease • D. A subclinical infection Question 7 of 10 3.0 Points Not one of the ways that bacteria have adapted to become resistant to antimicrobial agents. • A. Bacteria have developed enzyme resistance • B. Bacteria have modified ribosomes • C. Bacteria have altered the constituent normal microflora • D. Bacteria have altered enzymes Question 8 of 10 3.0 Points In the relationship between host and microbe, which accurately describes infection? • A. The most virulent are the opportunistic pathogens who have a low infectious dose. • B. Once an infection starts, it always leads to symptoms. • C. Infections caused by endemic microbes are considered endogenous. • D. Some organisms can be both pathogens and commensals. Question 9 of 10 3.0 Points In order to satisfy some of Koch's postulates, you have to observe what set of events? • A. The causative agent must be observed in a small percentage of cases of the disease. • B. The causative agent must be isolated from hosts that are not inoculated with pure culture • C. No disease will result when the pure culture is inoculated in healthy hosts • D. The causative agent must be isolated from the diseased host and grow in a pure culture Question 10 of 10 3.0 Points The influenza virus causes a larger than expected number of cases in the US. It is referred to as; • A. epidemic • B. pandemic • C. outbreak • D. episodic Show Less