Basic Lab Data

Question 1

What does Specificity mean?

Answer 1

The probabilitly that a test will be negative in the absence of a disease.

Question 2

What does Sensitivity mean?

Answer 2

The probability that the test wull be positive in the presence of a disease.

Question 3

what two organs are the primary acid excreting organs?

Answer 3

Lungs and kidneys

Question 4

Wha is responible for the m ost common cause of normal anion gap acidosis?

Answer 4

Diarrhea

Question 5

What is the normal PH level?

Answer 5

7.35 - 7.45

Question 6

What is the normal range for PaCO2?

Answer 6

35-45 mmHg

Question 7

What is the normal range for HCO3?

Answer 7

22-26 mEq/L

Question 8

What is the normal range for PaO2?

Answer 8

80-100mmHg

Question 9

What lab values do you find in a CBC?

Answer 9

White blood count
White blood cell differential
Red blood cell count
Hemoglobin
Hematocrit
Platelet count

Question 10

What is the normal range for WBC in a healthy adult?

Answer 10

4500-10000

Question 11

Where are Lymphocytes type “B” cells produced?

Answer 11

Bone marrow

Question 12

Where are lymphocyte type “T” cells produced?

Answer 12

Thymus

Question 13

What is a normal hemoglobin for adult male and female?

Answer 13

male 14-18 g/dl

female 12-16 g/dl

Question 14

What is the normal hematocrit for adult male and female?

Answer 14

Male 40-54%

Female 36-46%

Question 15

What is the normal hemoglobin for a neonate?

Answer 15

10.7-17.1 g/dl

Question 16

What is normal range for a pediatric, and neonate hematocrit?

Answer 16

Pediatric 32-45%

Neonate 33-55%

Question 17

What is “the rule of Three”?

Answer 17

RBC x 3 = HgB Hgb x 3 = Hct