Draw the structure of heart and label it.

Explanation

### Step-by-Step Text Solution for Drawing and Labeling the Structure of the Heart

1. **Draw the Outline of the Heart**: Start by sketching the basic shape of the heart. It resembles a cone with a rounded top and a pointed bottom.

2. **Draw the Right Atrium**: On the upper right side of the heart, draw a small chamber to represent the right atrium. This chamber receives deoxygenated blood from the body.

3. **Draw the Left Atrium**: On the upper left side of the heart, draw another small chamber for the left atrium. This chamber receives oxygenated blood from the lungs.

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