Chapter 20 - Section 20.7 - Study Guide - Assess Your Learning Outcomes - Page 799: 21

The ascending lumbar veins are a set of veins that drain the lumbar region of the lower back. They play a role in venous drainage and contribute to the larger venous system. Here's a general understanding: **Ascending Lumbar Veins:** The ascending lumbar veins are a set of veins that run along the vertebral column in the lumbar region of the lower back. These veins collect blood from various structures in the lower back, including the muscles, spinal cord, and other tissues. **Drainage in the Abdomen:** The ascending lumbar veins drain into the inferior vena cava (IVC), a major vein that carries deoxygenated blood from the lower body back to the heart. These veins provide venous drainage from the lumbar region to the IVC. **Continuation into the Thorax:** The ascending lumbar veins continue upward along the vertebral column into the thoracic region. Here, they contribute to the larger network of veins that drain into the IVC. The blood from the ascending lumbar veins ultimately reaches the IVC, which carries it to the right atrium of the heart. For specific details and accurate information from the table you mentioned, I recommend referring to an anatomy textbook or medical resource.

The ascending lumbar veins are a set of veins that drain the lumbar region of the lower back. They play a role in venous drainage and contribute to the larger venous system. Here's a general understanding: **Ascending Lumbar Veins:** The ascending lumbar veins are a set of veins that run along the vertebral column in the lumbar region of the lower back. These veins collect blood from various structures in the lower back, including the muscles, spinal cord, and other tissues. **Drainage in the Abdomen:** The ascending lumbar veins drain into the inferior vena cava (IVC), a major vein that carries deoxygenated blood from the lower body back to the heart. These veins provide venous drainage from the lumbar region to the IVC. **Continuation into the Thorax:** The ascending lumbar veins continue upward along the vertebral column into the thoracic region. Here, they contribute to the larger network of veins that drain into the IVC. The blood from the ascending lumbar veins ultimately reaches the IVC, which carries it to the right atrium of the heart. For specific details and accurate information from the table you mentioned, I recommend referring to an anatomy textbook or medical resource.