Exam 30: Assisting in the Analysis of Blood

After centrifugation on a microhematocrit test,which of the following will be found in the center of the tube?

Which of the following is a normal adult WBC count?

A high level of _________ is indicative of an increased risk of heart disease.

While Mr.Chakrabarti's hematocrit sample is spinning in the centrifuge,you perform an automated hemoglobin test on a sample of his blood and record the value as 15 g/dL.You do a quick mental calculation and expect that the hematocrit value will be approximately

Hormones detected in a thyroid panel include

Fibrin creates a network of threadlike structures called __________ that begin clot formation.

If the shape of RBCs shows significant variation from normal,the alteration in shape is called thrombocytopenia.

Fasting is necessary before cholesterol testing because HDL and LDL cholesterol are greatly affected by food consumption.

A(n)________________ is performed by the immunohematology department to determine blood compatibility before a transfusion.

Mrs.Grace Hernandez is suspected of having rheumatoid arthritis.Explain the ESR procedure to Mrs.Hernandez.

Babies born to mothers with Rh-negative blood are at risk of developing __________.

Lavender-topped tubes are used for routine CBC counts.

Blood is able to form a clot as the result of a coordinated process involving more than 50 blood factors and processes.

A(n)____________ is used to separate blood parts from plasma.

Hemoglobin A_1c determination is more useful than blood glucose measurement in the management of diabetes,because it provides information on the average blood sugar level over a 2- to 3-month period.

____________ cells,the most numerous types of agranular leukocytes,stimulate the activity of other T lymphocytes.

B cells produce specific antibodies against a particular antigen.

An HDL cholesterol level over 20 mg/dL indicates a low risk for cardiac disease.