chapter 9

Question 1

Hemoconcentration

Answer 1

An increase in the ration of formed elements to plasma caused by leaving the tourniquet on too long or too tight
* Can alter some test results

Question 2

hemolysis

Answer 2

can occur if the tourniquet is too tight or left on too long
destruction of rbcs
can alter some test results

Question 3

petechiae

Answer 3

small red spots on the skin
caused by tourniquet that is too tight

Question 4

hematoma

Answer 4

reddened, swollen area where blood collects under the skin
forms when the extra pressure from the tourniquet forces blood out through the puncture

Question 5

requistion / label

Answer 5

Patient’s name and DOB
* Inpatient : hospital MRN, Room and bed number
* Name or Code of Dr making the order
* Tests requested
* Test status (STAT, Timed, fasting

Question 6

pt. identifcation

Answer 6

2 identifiers,( arm band , verbal )
* Guidelines set by The Joint Commission
* Reduce the risk of misidentifying patients