NHA Exam
Which government agency is responsible for laboratory workplace safety?
a. CLIA.
b. FDA.
c. MSDS.
d. OSHA. - ANSWER-d. OSHA
Needles and lancets are which type of safety hazard?
a. Biological.
b. Electrical.
c. Physical.
d. Sharps. - ANSWER-d. sharps
Which of the following is the first action you should take if you have been stuck with a used needle that
has been in contact with blood?
a. Flood the exposed area with water.
b. Call 911.
c. Report the injury to your supervisor.
d. Seek medical attention. - ANSWER-a. Flood the exposed area with water.
Which term refers to a rapid, severe, life-threatening immune reaction?
a. Anaphylaxis.
b. Allergic contact dermatitis.
c. Irritant contact dermatitis.
d. Sensitivity. - ANSWER-a. Anaphylaxis
What is the term for an object that is contaminated by bacteria?
a. Fomite.
,b. Host.
c. Portal of entry.
d. Reservoir. - ANSWER-a. Fomite
What is the term for infections contracted by patients during hospitalization?
a. Nosocomial infections.
b. Chains of infections.
c. Nontransmitted infections.
d. Colonization. - ANSWER-a. Nosocomial infections.
HEPA (high-efficiency particulate air) filters can help to prevent which type of disease transmission?
a. Airborne.
b. Common vehicle.
c. Contact.
d. Vector. - ANSWER-a. airborne.
Which of the following acronyms refers to barriers used to protect skin, mucous membranes, and
clothing from infectious agents?
a. CDC.
b. MRSA.
c. PPE.
d. VRE. - ANSWER-c. PPE
Proper hand-washing technique includes scrubbing hands together vigorously for at least how long?
a. 5 seconds.
b. 15 seconds.
c. 5 minutes.
d. Scrubbing hands is not necessary. - ANSWER-b. 15 seconds.
, When donning a gown, mask, respirator, face shield, and gloves, which item should be put on last?
a. Gloves.
b. Gown.
c. Mask.
d. Respirator. - ANSWER-a. gloves
What is the term for infection control measures that use barrier protection and work practice controls to
prevent contact with infectious body fluids from all patients?
a. Hospital precautions.
b. Isolation precautions.
c. Patient precautions.
d. Standard precautions. - ANSWER-d, standard precautions.
When removing PPE, what is the last thing one should do?
a. Remove gloves.
b. Remove mask.
c. Remove gown.
d. Wash hands. - ANSWER-d. wash hands.
In addition to standard precautions, what type of precautions should be used for patients with such
diseases as HIV or hepatitis B?
a. Airborne.
b. Bloodborne.
c. Contact.
d. Droplet. - ANSWER-b. bloodborne
For a phlebotomist, what is the principal occupational risk for infection?
a. Infection from airborne diseases in patient rooms.
b. Infection from droplets in the emergency department.
Which government agency is responsible for laboratory workplace safety?
a. CLIA.
b. FDA.
c. MSDS.
d. OSHA. - ANSWER-d. OSHA
Needles and lancets are which type of safety hazard?
a. Biological.
b. Electrical.
c. Physical.
d. Sharps. - ANSWER-d. sharps
Which of the following is the first action you should take if you have been stuck with a used needle that
has been in contact with blood?
a. Flood the exposed area with water.
b. Call 911.
c. Report the injury to your supervisor.
d. Seek medical attention. - ANSWER-a. Flood the exposed area with water.
Which term refers to a rapid, severe, life-threatening immune reaction?
a. Anaphylaxis.
b. Allergic contact dermatitis.
c. Irritant contact dermatitis.
d. Sensitivity. - ANSWER-a. Anaphylaxis
What is the term for an object that is contaminated by bacteria?
a. Fomite.
,b. Host.
c. Portal of entry.
d. Reservoir. - ANSWER-a. Fomite
What is the term for infections contracted by patients during hospitalization?
a. Nosocomial infections.
b. Chains of infections.
c. Nontransmitted infections.
d. Colonization. - ANSWER-a. Nosocomial infections.
HEPA (high-efficiency particulate air) filters can help to prevent which type of disease transmission?
a. Airborne.
b. Common vehicle.
c. Contact.
d. Vector. - ANSWER-a. airborne.
Which of the following acronyms refers to barriers used to protect skin, mucous membranes, and
clothing from infectious agents?
a. CDC.
b. MRSA.
c. PPE.
d. VRE. - ANSWER-c. PPE
Proper hand-washing technique includes scrubbing hands together vigorously for at least how long?
a. 5 seconds.
b. 15 seconds.
c. 5 minutes.
d. Scrubbing hands is not necessary. - ANSWER-b. 15 seconds.
, When donning a gown, mask, respirator, face shield, and gloves, which item should be put on last?
a. Gloves.
b. Gown.
c. Mask.
d. Respirator. - ANSWER-a. gloves
What is the term for infection control measures that use barrier protection and work practice controls to
prevent contact with infectious body fluids from all patients?
a. Hospital precautions.
b. Isolation precautions.
c. Patient precautions.
d. Standard precautions. - ANSWER-d, standard precautions.
When removing PPE, what is the last thing one should do?
a. Remove gloves.
b. Remove mask.
c. Remove gown.
d. Wash hands. - ANSWER-d. wash hands.
In addition to standard precautions, what type of precautions should be used for patients with such
diseases as HIV or hepatitis B?
a. Airborne.
b. Bloodborne.
c. Contact.
d. Droplet. - ANSWER-b. bloodborne
For a phlebotomist, what is the principal occupational risk for infection?
a. Infection from airborne diseases in patient rooms.
b. Infection from droplets in the emergency department.
