Register
Question 1
Which of the following is NOT a recommended safety practice when using heating pads with children?
Correct Answer:
Use high heat setting for extended periods
Explanation:
Preventing burns from heating devices relies on controlling heat, how long it stays on, and supervision. A barrier between the pad and skin helps prevent direct heat burns, and regularly checking the skin while making sure the pad isn’t too hot reduces injury risk. Not leaving a child unattended during use is essential because problems can arise quickly and a child may not notice or express discomfort right away. The practice that is not safe is using a high heat setting for extended periods. High heat for a long time dramatically increases the chance of burns or skin damage, especially in children with more delicate skin and sometimes limited ability to report pain. Keeping heat low or medium, using a barrier, monitoring skin, and supervising the session minimizes risk.
Question 2
What is the purpose of CLIA '88?
Correct Answer:
To improve the accuracy of laboratory testing regardless of where tests are performed.
Explanation:
CLIA '88 creates nationwide standards to ensure that laboratory tests are accurate and reliable no matter where they’re performed. It brings uniform quality controls, personnel qualifications, proficiency testing, and inspections to all clinical labs, so a test run in a hospital, clinic, or independent lab meets the same basic level of quality. This focus on consistency and reliability helps protect patients from erroneous results that could occur if different places used different practices. It’s not about standardizing reagents globally, nor privatizing laboratory testing, and it doesn’t certify only high-complexity labs—the framework applies across testing settings with categories based on complexity, including waived tests.
Question 3
A reservoir host in the cycle of infection refers to what?
Correct Answer:
An organism that harbors the pathogen and serves as a source.
Explanation:
A reservoir host is the organism that harbors the pathogen and serves as a source for transmission. This means the pathogen can persist in that host, sometimes without causing illness, and be passed on to others, helping sustain the infectious cycle. It isn’t about someone who never carries pathogens, nor about the environment itself or a protective immune barrier. The environment can harbor pathogens, but a reservoir host specifically refers to the living organism that maintains and spreads the pathogen to other hosts. Examples include wildlife or domestic animals that carry a pathogen and shed it to humans or other animals.
Question 4
Bloodborne transmission refers to pathogens transmitted through blood or blood products, either directly or indirectly. Which statement is correct?
Correct Answer:
Through blood or blood products, either directly or indirectly
Explanation:
Bloodborne transmission means pathogens that live in blood can be spread when blood or blood-containing products come into contact with another person’s bloodstream or mucous membranes. This can happen directly, such as through a needlestick injury or a cut with contaminated blood, or indirectly, through contaminated medical equipment, reused needles, or transfusion of infected blood or blood products. Examples include HIV, hepatitis B and C. It is not driven by respiratory droplets, contaminated water, or vectors like insects, which are separate routes of transmission.
Question 5
Which patient scenario benefits from using a butterfly system?
Correct Answer:
A patient with very small or fragile veins
Explanation:
Butterfly systems are designed for difficult venous access, especially when veins are very small or fragile. The winged, small-gauge needle with flexible tubing lets you access tiny or delicate veins with greater control and less tissue trauma, making insertion easier and reducing the risk of vein damage or infiltration. This is why a patient with very small or fragile veins benefits from a butterfly system. In contrast, large veins typically tolerate standard IV catheters well, rapid infusions require a larger-bore catheter for higher flow, and if no special equipment is needed, a butterfly isn’t necessary.
Question 1
Exam overview

About this Exam

Prepare with the NIH Module 7 – Laboratory Testing, Diagnostic Imaging, and Screening Practice Test practice quiz. This question bank includes 10 questions covering blood, recommended, safety, laboratory, and testing. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

More details

Additional Information

NIH Module 7 – Laboratory Testing, Diagnostic Imaging, and Screening Practice Test

This practice set contains 10 questions from the matching question bank and focuses on blood, recommended, safety, laboratory, and testing. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.
No fixed duration is currently configured for this quiz.
Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.
Yes. You can retake the practice test again as you continue studying during your available access period.
After your access is confirmed, you can continue into the complete practice exam from this quiz flow.
Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.
Keep studying

Related Questions

2391-52 Inspection and Testing Practice Exam

0 min

3F151 Module 2 Practice Exam Guide

0 min

3F151 Module 4 Practice Exam

0 min

68W Combat Medic Module 1 Practice Exam

0 min

68W Combat Medic Module 3 Practice Exam

0 min

AAAE CM Module 1 Practice Exam

0 min