A capillary collection requires both a hematology specimen and a chemistry specimen. Which collection sequence follows the usual capillary order of draw?
5 Capillary and Special Collections Online Quiz Questions
Use this free practice quiz with 20 questions to review 5 Capillary and Special Collections, test your knowledge, and prepare for your next test or exam.
When selecting a capillary puncture site for an infant, which site is appropriate?
- A
The center of the heel
- B
The back of the heel
- C
The medial or lateral plantar surface of the heel
- D
The side of the thumb
After collecting and labeling blood culture bottles, what is the appropriate routine handling step?
- A
Transport them promptly according to laboratory instructions and do not refrigerate unless directed.
- B
Refrigerate them routinely to preserve the organisms.
- C
Hold them until the next scheduled batch transport.
- D
Freeze them if transport will be delayed.
Which practices help reduce contamination during blood culture collection? Select all that apply.
- A
Allow the approved skin antiseptic to dry fully.
- B
Touch the prepared site to confirm it is dry.
- C
Disinfect bottle septa as directed.
- D
Avoid touching the prepared site; if contact is necessary, follow the facility's sterile-site procedure.
A sputum specimen is ordered. Which collection instructions are appropriate? Select all that apply.
- A
Instruct the patient to produce material from a deep cough.
- B
Accept saliva if the patient cannot cough deeply.
- C
Use the specified sterile, leakproof container.
- D
Transfer the specimen into an unsterilized container after collection.
During a capillary collection, forcefully squeezing the puncture site can introduce tissue fluid and contribute to hemolysis or inaccurate results.
- A
True
- B
False
A phlebotomist should independently decide whether a prospective blood donor is eligible to donate.
- A
True
- B
False
In a clean-catch urine collection, the patient begins urinating into the toilet before collecting which portion of the urine stream?
For a timed or peak/trough blood test, what collection-time information must be documented rather than estimated?
When feasible, collect blood cultures before , without delaying urgent care.
An incomplete or contaminated newborn screening blood spot may require .
Why is it important to collect the volume of blood cultures specified by the order, culture system, and facility protocol?
A sputum specimen is being collected to evaluate tuberculosis. Which additional collection approach is appropriate?
- A
Collect it in any convenient room using routine precautions only.
- B
Ask the patient to provide saliva in a non-leakproof container.
- C
Follow airborne-infection precautions and use the designated collection location.
- D
Collect it only after transferring the sample to an open container.
A patient is collecting a clean-catch urine specimen. Which instruction best reduces contamination?
- A
Collect the first urine directly into the container before cleaning the area.
- B
Begin urinating into the toilet, then collect the midstream portion without touching the inside of the container.
- C
Collect the final portion of urine after emptying the bladder into the toilet.
- D
Collect urine from the toilet after urination is complete.
A capillary collection requires both a hematology specimen and a chemistry specimen. Which sequence should be used?
- A
Collect chemistry first, then hematology, then blood-bank specimens.
- B
Use the standard venipuncture order of draw for all capillary specimens.
- C
Collect hematology first, chemistry second, and blood-bank specimens last.
- D
Collect blood-bank specimens first, then hematology and chemistry.
Before collecting a blood culture, a phlebotomist disinfects the patient's skin. What should happen next to help reduce contamination?
- A
Allow the approved skin antiseptic to dry fully before collection, and do not touch the prepared site.
- B
Blot the antiseptic dry immediately so the puncture can be made sooner.
- C
Touch the prepared site with a gloved finger to confirm that it is clean.
- D
Apply the antiseptic after collection to reduce contamination during the draw.
A laboratory order specifies a swab test. Which approach best follows test-specific collection requirements?
- A
Choose any sterile swab and place it in whichever transport medium is available.
- B
Use the swab and transport medium specified for the test, collect from the ordered site, and place it in the transport system as directed.
- C
Collect from the easiest anatomical site and transfer the swab to a general-purpose container.
- D
Use the same swab and transport medium for every test to standardize collection.
A clinician is investigating a possible catheter-related infection. True or false: If blood cultures are drawn from the line, paired specimens from a peripheral site and the line may be required.
- A
True
- B
False
A capillary test's instructions say to remove the first drop. What should the collector do with that drop before collecting the specimen?
Blood cultures are ordered, but there is no clinical question or facility protocol calling for a line draw. What collection route is generally preferred?