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Arterial blood leaves the heart through the
a) aorta
b) radial artery
c) femoral artery
d) vena cava - 🧠ANSWER ✔✔a) aorta
The liquid portion of the blood within the body is
a) serum
b) plasma
c) lymph
d) cytoplasm - 🧠ANSWER ✔✔b) plasma
,The laboratory receives a STAT request for a blood glucose level on a
patient in the emergency department. It is appropriate to
a) treat the request as a medical emergency; collecting and processing the
blood immediately
b) add the request to those for other patients in the same vicinity that will
be collected and returned to the laboratory sometime within the next hour
c) treat any request from the emergency department as routine
d) wait for the phlebotomist trainee, who needs the practice to return from
lunch - 🧠ANSWER ✔✔a) treat the request as a medical emergency;
collecting and processing the blood immediately
The best location to perform a dermal puncture for a point-of-care glucose
test on an adult is the tip of the palmar surface of the
a) thumb of the non dominant hand
b) third or fourth finger
c) fifth finger of either hand
d) index finger of the dominant hand - 🧠ANSWER ✔✔b) third or fourth
finger
, Low and high controls are required for a glucose meter. These are run
a) in duplicate, and the results are averaged
b) only at the end of a shift
c) once every hour
d) exactly the same as patient samples are run - 🧠ANSWER ✔✔d) exactly
the same as patient samples are run
A patient has recently had a radical mastectomy of the right breast. The
best site for venipuncture in this patient is the
a) left arm
b) right forearm
c) back of the right hand
d) right antecubital fossa - 🧠ANSWER ✔✔a) left arm
Urine begins forming in the _____ where the blood is _____
a) bladder; secreted
b) urethra; concentrated
c) liver; detoxified
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