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chapter 10
capillary puncture equiptment and procedures
Question | Answer |
---|---|
arterialized | arterial flow into a the area due to warming the site |
blood film/smear | a drop of blood spread thin on a microscope slide |
calcaneus | medical term for healbone |
CBG's | capillary blood gasses |
cyanotic | bluish color from lack of oxygen |
differential (diff) | test in whick the number, type , and characteristics of blood cells are determined by examining a stained blood smear under a microscope |
feather | thinnest area of a blood smear where a defferential is performed |
galactosemia | inhereted disorder caused by lack of the enzyme needed to convert the milk sugar galctose into glucose |
hypothyroidism | insufficient levels of thyroid hormones |
intersitial fluid | fluid in the tissue spaces between the cells |
intracellular fluid | flid within the cells |
lancet | a sterile, disposable, sharp-pointed or bladed instrument for punctures |
microcollection containers | small plastic tubes used to collect blood obtained from capillary punctures sometimes called "microtubes" |
microhematocrit tubes | narrow-bore plastic tubes that fill by capillary action |
neonatal screening (NBS) | state mandated testing of newborns to detect cerain genetic (inherited), metabolic (chemical changes within the cells), hormonal and functional disorders. |
osteochondritis | inflammation of the bone and cartilage |
osteomyelitis | inflammation of the bone marrow and adjacent bone |
PKU | phenylketonuria |
planter surface | the sole or bottom surface of the foot |
posterior cruvature | medical term for the back of the heal |
whorls | ridges and grooves of the fingers |
which of the following test requires an arterialized specimen | blood gases |
calpillary puncture supplies include all of the following except | povidone - iodine pad |
capillary puncture blood contains | arterial blood, interstitial fluids, venous blood |
the concentration of this substance is higher in capillary blood than in veous blood | glucose |
capillary puncture is typically performed on adults when | no acceble veins, thrombotic tendecies or veins are saved for chemotherapy |
if collected by capillary puncture, which of the following is collected first | CBC |
which of the following conditions disqualifies a site for capillary puncture | cyanotic, edematous or swollen |
which of the following is the least hazardous area of an infant's foot for capillary puncture | lateral plantar heel surface |
according to CLSI, a heel puncture lancet should puncture no deeper than | 2.0mm |
which of the following is proper capillary punture procedure | wipe away the very first drop of blood |
when making a routine blood smear, the "pusher slide" is normaly used at an angle of how many degrees | 30 |
the blood specimen for this test is placed in circles on special filter paper | phenylketonuria (PKU) |
which of the following fingers is the best choice for capillary puncture | middle |
this test cannot be collected by capillary puncture and taken to the laboratory for processing and testing | partial thromboplastin time (PTT) |
capillary action is a term used to describe how | blood fills a microhematocrit tube |
stirrers | small metal bars inserted into tubes after blood collection |
magnet | used to mix the specimen |
the concentration of glucose and potassium are normally higher in | capillary blood |
order of draw for capillary blood is | blood gasses, edta, other additive and serum specimens |