Draw a labelled diagram of human heart.

Explanation

### Step-by-Step Text Solution for Drawing a Labeled Diagram of the Human Heart

1. **Start with the Outline of the Heart**:
- Draw a large, slightly tilted oval shape to represent the heart. The heart is generally depicted with the apex pointing downwards and slightly to the left.

2. **Divide the Heart into Four Chambers**:
- Draw a vertical line down the middle of the heart to separate the left and right sides.
- Draw a horizontal line across the middle to create four chambers:
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