MLT 101 Exam with All Correct Answers
Why drawn opposite from mastectomy? - Answer--removal of lymph nodes increase the level of lymphocytes and waste products in blood ( erroneous results)
-application of tourniquet to an arm near the site of the removal of the lymph nodes may also cause a buil...
MLT 101 Exam with All Correct
Answers
Why drawn opposite from mastectomy? - Answer--removal of lymph nodes increase the
level of lymphocytes and waste products in blood ( erroneous results)
-application of tourniquet to an arm near the site of the removal of the lymph nodes may
also cause a build-up of fluid in that arm
-removal of the lymph nodes decrease the immune response in that arm- patient more
susceptible to developing infection at site of collection
Patient receiving IV fluids - Answer--sample may contain increased amount of IV
solution ( erroneous results)
-blood samples should be collected from the opposite arm or from a site below the IV
insertion point ( hand/finger)
-if not possible, ask nurse if IV can be stopped for several minutes and then blood can
be drwan from the same arm
Dialysis cannula - Answer--patients receiving renal dialysis will oftern have a dialysis
cannula in their forearm ( fusion of several blood vessels) used for insertion of the
dialysis neddle
-cannula should never be used for routine blood collection
Urine collection - Answer--second most commonly analyzed sample
-most urine are collected by direct care providers
random urine - Answer-A urine specimen collected at any time of day for screening
purposes, no preparation is required
preferred method for urine cultures
midstream, clean catch
, catheterized urine specimen - Answer-obtained by placing a catheter into the bladder
and withdrawing urine
collected on patients that cannot void or have a history of collecting contaminated urine
not preferred collection technique because it can lead to infection in the patient if
catheter insertion is not performed aseptically
suprapubic aspirates - Answer-sterile needle is inserted through the abdomen directly
into the bladder, urine removed
can also lead to infections in the paitent if not performed aseptically
other body fluid coolected by physicians using aseptic (sterile) techniques using a
needle/syringe - Answer-cerebrospinal fluid (CSF)
synovial fluid
serous fluids
cerebrospinal fluid (CSF) - Answer-CSF is a clear, colorless fluid that circulates around
the brain and spinal cord
collected thru lumbar puncture between 3rd and 4th vertebrae
collected in cases of suspected menningitis
common tests include:
culture
cell counts
glucose
protein
synovial fluid - Answer-fluid found in joints
collected aseptically using a needle and syringe by arthroscopy
analyzed to diagnose
arthritis
gout
inflammatory conditions
Sample collection involves - Answer-identification of patient
collection using proper procedure
transport in correct container
storage at correct temperature
failure to follow proper procedure can lead to - Answer-refusal of specimen
invalid results
death
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