What are the average values of the following in a normal adult human?
Venous `P_(O_2)`

Explanation

To determine the average values of venous partial pressure of oxygen (P_(O_2)) in a normal adult human, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Venous Blood**:
- Venous blood is the blood that returns to the heart after circulating through the body. It is typically deoxygenated, meaning it has a lower concentration of oxygen compared to arterial blood.

2. **Recognizing the Normal Range**:
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