You realize that he has probably lost approximately 2 liters of blood because the patient shows what signs?

The indications that the patient may have lost about two liters of blood are as follows:

1. Tachycardia (rapid heart rate)

2. Hypotension (low blood pressure)

3. Tachypnea (rapid breathing)

4. Pallor (paleness)

5. Sweating

6. Decreased urine output

7. Confusion