Lab Values

Question 0

PaO2 norms; when is supplemental O2 required?

Answer 0

Norm: 80-100mmHg

<55 mmHg requires SO2

Question 1

SpO2 Norms at rest/exercise and level requiring supplemental O2?

Answer 1

Norm: 94-100%
<88% requires supplemental O2
92% acceptable for exercise

Question 2

PaCO2 norms;

Answer 2

35-45mm Hg

Question 3

pH whole blood norm

Answer 3

7.35-7.45

Question 4

Prothrombin time (PT) norm; when is therapy contraindicated?

Answer 4

Norm: 11-15 seconds
CI: If clotting time is 2.5 x norm

Question 5

Partial thromboplastin time (PTT) norm

Answer 5

25-40 seconds

Question 6

What glucose level is contra indicated for exercise?

Answer 6

300 mg/dL

Question 7

What are the early signs and symptoms of Hypoglycemia?

Answer 7

Early signs:

1. Pallor
2. Shakiness/trembling
3. Sweating
4. Tachycardia
5. Poor coordination, unsteady gait
6. Excessive hunger
7. Fatigue
8. Fainting
9. Dizziness

Question 8

What are the late signs and symptoms of hypoglycemia?

Answer 8

Late s/s:

1. HA
2. Blurred/double vision
3. Slurred speech
4. Drowsiness
5. Inability to concentrate, confusion
6. LOC, coma

Question 9

When should a diabetic eat before exercising?

Answer 9

At least 2 hours before exercise. Supplement with high carb foods before, during, after exercise as needed.

Question 10

INR norms

Answer 10

2 inc risk of bleeding call PCP

>3 risk of hemarthrosis

Question 11

WBC Norms and CI for exercise

Answer 11

4,300-10,800 norm
>5,000 light exercise only
<1,000 use mask, std precautions

Question 12

RBC Norms

Answer 12

4.6-6.2

Question 13

Hematocrit Norms and CI for exercise

Answer 13

45-52%
>25% but less than norm: light exercise
<25% exercise CI

Question 14

Hemoglobin Norms

Answer 14

13-18
8-10 light exercise only
<8 exercise CI