Infection and Antimicrobial Agents

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Questions and Answers

Which of the following microorganisms reproduce by fission or splitting?

Parasites
Viruses
Bacteria (correct)
Fungi

Which of the following microorganisms survive only in living tissues?

Fungi
Bacteria
Parasites
Viruses (correct)

Which of the following areas of the body are considered part of the normal flora?

Upper respiratory tract
Colon
Skin
All of the above (correct)

Which of the following bacteria is commonly found in the intestinal tract and can cause urinary tract infections?

Klebsiella pneumoniae (C) Signup and view all the answers

Which of the following bacteria is resistant to many antibiotics and commonly causes wound infections?

Pseudomonas aeruginosa (D) Signup and view all the answers

Which of the following bacteria is commonly associated with food poisoning?

Salmonella (A) Signup and view all the answers

Which type of antibiotics will be chosen for empiric therapy when a client presents with general signs and symptoms of infection?

Active against gram positive & gram negative (C) Signup and view all the answers

Match the following microorganisms with their descriptions:

Bacteria = Single-celled microbes that reproduce by fission or splitting Viruses = Not 'alive' and can only survive in living tissues Fungi = Plant-like microorganisms Parasites = Infect a 'host' Signup and view all the answers

Match the following defense mechanisms with their descriptions:

Intact skin = A physical barrier against pathogens Mucous membranes = Protect and line various body cavities Phagocytic cells = Engulf and destroy foreign particles Immune & inflammatory processes = Activate to fight off infections Signup and view all the answers

Match the following bacteria with their characteristics:

Staphylococci = Gram positive with thick cell wall on outside Escherichia coli = Gram negative with a lipid layer on the outside Enterococci = Gram positive with thick cell wall on outside Pseudomonas = Gram negative with a lipid layer on the outside Signup and view all the answers

Match the following bacteria with their key characteristics:

Staphylococcus aureus = High resistance to Methicillin and other Beta-lactam antibiotics Escherichia coli = Commonly found in the Intestinal tract and can cause Urinary Tract Infections Pseudomonas aeruginosa = Resists many antibiotics and commonly causes Wound infections Salmonella = Causes Common infections of Food poisoning Signup and view all the answers

Match the following bacteria with their primary location in the body:

Streptococcus pneumoniae = Normal flora in the Throat and can cause Pneumonia Enterococcus = Normal flora in the Intestine and can cause Common infections in Hospitalized patients Bacteroides fragilis = Anaerobic Normal flora in the Colon Proteus = Normal flora in the Intestinal tract and can cause Urinary Tract Infection Signup and view all the answers

Match the following bacteria with their Gram staining characteristic:

Staphylococcus aureus = Gram positive Escherichia coli = Gram negative Pseudomonas aeruginosa = Gram negative Salmonella = Gram negative Signup and view all the answers

Match the following drug therapy terms with their definitions:

Bactericidal = Kills the bacteria Bacteriostatic = Inhibits bacteria growth Combination therapy = More than one antibiotic used together Minimum inhibitory concentration (MIC) = Lowest concentration of antibiotic that prevents microbial growth Signup and view all the answers

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