Week 4 Objectives

Question 1

Sensitivity

Answer 1

Ability to correctly identify those with the disease.

Question 2

Specificity

Answer 2

Ability to correctly identify those without the disease.

Question 3

What is meant by “Treat the patient, not the number?”

Answer 3

Look at the whole situation, and realize that these lab values are only a few simple data points that don’t give you a comprehensive picture of the patients status.

Question 4

CHEM-7

Answer 4

Top: Na, Cl, and BUN
Bottom: K, HCO3, SCr
Side: Glu

Question 5

Sodium Reference Range

Answer 5

135-145 mEq/L

Question 6

Signs/symptoms of Hypernatremia

Answer 6

Thirst, irritability, seizures, hyper reflexia, coma, death.

Question 7

Potassium Reference Range

Answer 7

3.5-5 mEq/L

Question 8

Signs/symptoms of Hyperkalemia

Answer 8

Rhythym disturbances, bradycardia, arrest.

Question 9

Chloride Reference Range

Answer 9

96-106 mEq/L

Question 10

Bicarbonate Reference Range

Answer 10

22-32 mEq/L

Question 11

Blood Urea Nitrogen (BUN) Reference Range

Answer 11

8-20 mEq/L

Question 12

Serum Creatinine Reference Range

Answer 12

0.7-1.2 mg/dL

Question 13

Glucose Reference Range

Answer 13

70-110 mg/dL

Question 14

Magnesium Reference Range

Answer 14

1.5-2.2 mEq/L

Question 15

Calcium Reference Range

Answer 15

8.5-10.8 mg/dL

Question 16

Phosphate Reference Range

Answer 16

2.6-4.5 mg/dL

Question 17

Albumin Reference Range

Answer 17

3.5-5 g/dL

Question 18

Complete Blood Count

Answer 18

Top: Hgb
Bottom: Hct
Left: WBC
Right: Plts

Question 19

Hemoglobin Reference Ranges

Answer 19

14-18 g/dL - Male

12-16 g/dL - Female

Question 20

Hematocrit Reference Ranges

Answer 20

42-50% - Male

36-45% - Female

Question 21

White Blood Cell Reference Range

Answer 21

3.8-10.8 *10^3 cells/uL

Question 22

Platelet Reference Range

Answer 22

140-440 *10^3 cells/uL