Module 6-Infection Control and Safety QUIZ

A MA is performing aseptic handwashing. How long should the assistant rub their hands vigorously with soap?

A. 5 to 10 seconds

B. 10 to 15 seconds

C. 15 to 20 seconds

D. 2 to 3 min

15 to 20 seconds

According to the CDC, it is advised to rub hands together for 15 to 20 seconds. Too short of a time will not allow for the debris to lift from the skin and remove microbes. Too long of a time is not necessary and can dry out skin.

What is the minimum temperature that must be reached to ensure the sterility of autoclaved items?

A. 93.3° C (200° F)

B. 107.2° C (225° F)

C. 135° C (275° F)

D. 121.1° C (250° F)

D. 121.1° C (250° F)

This is the minimum temperature that must be reached to ensure the sterility of autoclaved items. To kill all organisms, the autoclave must reach and stay at 121.1° C (250° F) throughout the autoclave process.

Gloves should be worn during which of the following medical office tasks?

A. Cleaning the front office table

B. Performing a blood pressure reading for a patient

C. Handling anything contaminated with blood

D. Handling unused suture scissors

C. Handling anything contaminated with blood

A health care worker must wear gloves when handling anything contaminated with blood or body fluids.

In which of the following scenarios should the MA use medical aseptic techniques?

A. Washing hands prior to and after each patient encounter

B. Assisting in the removal of a cyst

C. Assisting with placing sutures on a cut leg

D. Cleaning a deep wound on the forearm

A. Washing hands prior to and after each patient encounter

Washing hands is a medical aseptic technique and should be completed several times a day. It is done to help reduce the number of micro-organisms and help prohibit their growth.

Which of the following items should the MA dispose of in the biohazard waste bag?

A. Gauze that fell on the ground

B. A used needle

C. Gauze contaminated with blood

D. A used mask

C. Gauze contaminated with blood

Gauze that is contaminated with blood should be disposed of in a biohazard waste bag.

Which of the following is the goal of surgical asepsis?

A. To reduce the number of micro-organisms

B. To eliminate pathogenic micro-organisms

C. To try to reduce the risk of contamination

D. To prohibit the growth of micro-organisms

B. To eliminate pathogenic micro-organisms

The goal of surgical asepsis it to eliminate pathogenic micro-organisms.

OSHA regulations require employers to make which of the following vaccines available at no cost to healthcare workers?

A. Hepatitis A

B. Hepatitis B

C. Varicella

D. Measles, mumps, and rubella (MMR)

B. Hepatitis B

OSHA requires employers to make hepatitis B vaccines accessible to health care workers at no cost.

A health care worker is not feeling well and has a fever. In which of the following scenarios can the health care worker resume caring for patients?

A. After being fever-free for 48 hr with the help of fever-reducing medications

B. After being fever-free for 24 hr with the help of fever-reducing medications

C. After being fever-free for 48 hr without the help of fever-reducing medications

D. After being fever-free for 24 hr without the help of fever-reducing medications

D. After being fever-free for 24 hr without the help of fever-reducing medications

A health care worker should be fever-free for at least 24 hr without the help of fever-reducing medications.

Which of the following is a direct mode of transmission?

A. Contact with an infected person

B. Contact with a contaminated examination table

C. Contact with a tick

D. Contact with a pen

A. Contact with an infected person

Contact with an infected person is a direct mode of transmission, which occurs when there is contact with an infected person or body fluid carrying the pathogen.

When using chemical sterilization, how long do instruments need to be submerged to be considered sterilized?

A. 6 hr

B. 10 hr

C. 8 hr

D. 24 hr

C. 8 hr

It is required for instruments to be submerged in the chemical bath for 8 hr with a closed lid to be considered sterilized.

According to the CDC, which of the following is the first step a MA should take after exposure to blood?

A.Report it to their supervisor.

B. Receive a medical evaluation.

C. Receive health counseling.

D. Wash the area with soap and water.

D. Wash the area with soap and water.

Following exposure to blood, the assistant should first wash the area with soap and water. Next, the assistant should report the incident to the supervisor. After that, the assistant must receive a medical evaluation. And lastly, the employee should receive health counseling.

Which of the following is a virus?

A. Escherichia coli (E. coli)

B. Histoplasmosis

C. Pinworms

D. Varicella

D. Varicella

Varicella, or chicken pox, is a common virus.

In a healthcare setting, which of the following is the minimum amount of alcohol content that can be used in an alcohol-based sanitizer?

A. 40%

B. 55%

C. 60%

D. 90%

C. 60%

Alcohol-based hand sanitizer must be at a minimum of 60% in a health care setting.

How often are health care facilities required to train their staff on guidelines for exposure to bloodborne pathogens?

A. Biannually

B. Annually

C. Every 2 years

D. The health care facility can determine when they want to train their staff

B. Annually

Facilities are required to train staff annually and upon being hired.

How often should the exposure control plan be updated if there are no changes?

A. Monthly

B. Quarterly

C. Annually

D. Every 5 years

C. Annually

The exposure control plan needs to be updated annually, and whenever procedures that require exposure to potentially contaminated materials are added or changed.

How long should unwrapped items be sterilized in an autoclave?

A. 10 min

B. 15 min

C. 20 min

D. 40 min

C. 20 min

Unwrapped items should be sterilized in an autoclave at 121.1° C (250° F) for 20 min to ensure all instruments are properly sterilized.

According to CDC guidelines, when can sterilized packages be used?

A. If the package is intact and has no tears but does show a watermark

B. If the package has a small tear patched with tape

C. If the package was stored near a sink on an open shelf

D. If the package has been stored in a cool, dry area and does not show watermarks

D. If the package has been stored in a cool, dry area and does not show watermarks

Packages should be stored in a cool, dry, covered area and should not show signs of watermarks.

Which of the following precautions should a MA consider when a person is coughing or sneezing?

A. Droplet precautions

B. Airborne precautions

C. Contact precautions

D. Transmission-based precautions

A. Droplet precautions

Droplet precautions should be taken when there is a risk of transmission through contact of secretions, such as coughing or sneezing.

Which of the following can be further classified as protozoa, helminths, ectoparasite?

A. Parasites

B. Bacteria

C. Viruses

D. Fungi

A. Parasites

Parasites can be further classified as protozoa, helminths, or ectoparasite.

Which of the following is a common symptom of contracting an infectious disease?

A. Numbness and tingling

B. Headache

C. Blurry vision

D. Difficulty breathing

B. Headache

Fever, headache, cough, runny nose, and malaise, or feeling tired, are common symptoms of contracting an infectious disease.