Anatomic Reference: Regions of the Thorax and Abdomen

Lesson 2.4 - Anatomic Reference: Regions of the Thorax and Abdomen

What is the area between the lungs called, and what does it contain?

The area between the lungs is the mediastinum, it contains the heart and its veins and arteries, esophagus, trachea, bronchi, thymus gland and lymph nodes

What type of system is the mediastinum and what does it do?

This is one of the descriptive systems which divide the abdomen and lower portion of the thorax into nine parts

Label each region on the body from 1-9 starting right to left (note: remember follow the examples right and left, not your own)
Umbilical Region

1. Left Lumbar Region

2. Right Hypochondriac Region

3. Left Hypochondriac Region

4. Hypogastric Region

5. Right Iliac Region

6. Right Lumbar Region

7. Left Iliac Region

8. Epigastric Region

1. Right Hypochondriac Region

2. Epigastric Region

3. Left Hypochondriac Region

4. Right Lumbar Region

5. Umbilical Region

6. Left Lumbar Region

7. Right Iliac Region

8. Hypogastric Region

9. Left Iliac Region

Label the quadrants. RLQ, LLQ, RUQ, LUQ

1. Umbilicus, Right Upper Quadrant (RUQ)

2. Left Upper Quadrant (LUQ)

3. Right Lower Quadrant (RLQ)

4. Left Lower Quadrant (LLQ)