Microbiology Chapter 9 - homework

As an RN, you diligently practice proper hand washing technique when your hands are visibly dirty. Which of the following terms appropriately describes the type of antimicrobial control provided by hand washing with soap and water?
A. sterilization
B. dis

c. decontamination

. As an RN, you utilize an alcohol-based hand cleaner with friction rub when your hands are not visibly dirty. Which of the following terms appropriately describes the type of antimicrobial control provided by alcohol-based hand cleaners?
A. sterilization

d. antisepsis

Which concentration of alcohol is deemed most effective in alcohol-based hand cleaners?
A. 25%
B. 10%
C. 70%
D. 95%

C. 70%

85. Which of the following microbes are targeted by alcohol-based hand cleaners?
A. bacteria
B. viruses
C. fungi
D. bacteria, viruses, and fungi

D. bacteria, viruses, and fungi

86. To reduce the patient's risk of infection, you should assist the physician with applying all of the following prior to the procedure except
A. sterile gloves.
B. foot covers.
C. sterile gown.
D. mask.

B. foot covers.

. Prior to placement of the central venous line, the patient's skin is scrubbed with chlorhexidine. Which of the following microorganisms are targeted by this chemical agent?
A. bacteria
B. viruses
C. fungi
D. bacteria, viruses, and fungi

D. bacteria, viruses, and fungi

If chlorhexidine is unavailable for the procedure, which of the following chemical agents would also be appropriate as a topical antiseptic?
A. 2% iodine
B. 10% potassium iodide
C. formaldehyde
D. phenol

A. 2% iodine

. Following successful placement of the central venous line, you are diligent to prevent infection when accessing and administering medications. Which of the following actions should be completed prior to use of the line?
A. hand washing
B. disinfection o

D. Hand washing, application of gloves, and disinfection of the access port should all be completed prior to use of the line.

90. You prepare the patient for the sterile procedure. Which of the following statements, by the patient, best demonstrates understanding of the need for sterile equipment and aseptic procedures?
A. "Sterile equipment and aseptic procedures are utilized s

A. "Sterile equipment and aseptic procedures are utilized so there are no microorganisms introduced that could cause infection.

91. As the RN, you cleanse the urethral opening with an iodine swab. Which of the following terms most appropriately describes this method of microbial control?
A. disinfectant
B. antiseptic
C. decontaminant
D. sterilant

B. antiseptic

. While preparing to insert the urinary catheter, the patient moves her leg and touches the sterile field. What is the most appropriate action for you to take as the RN?
A. continue the procedure and place the catheter appropriately
B. clean the catheter

C. discard the sterile field and obtain new supplies