postcava

Thân thiện

The diagram shows the postcava returning blood to the heart.

Definition

1. Noun:
   • A major vein: The postcava is a large vein that carries deoxygenated blood from the lower half of the body back to the heart.
   • Specific anatomical structure: In precise anatomical terms, the postcava is the vein formed by the union of the two common iliac veins. It receives blood from the lower limbs and abdominal organs and empties into the posterior part of the right atrium of the heart.

Usage Examples

• Noun:
  • The surgeon carefully avoided the postcava during the abdominal procedure.
  • A blockage in the postcava can cause severe swelling in the legs.

Advanced Usage

• In comparative anatomy: The term is often used when describing the venous system in various mammals, distinguishing it from the precava (superior vena cava).
  • In the dog's anatomy, the postcava is a prominent vessel draining the caudal region.

Variants and Related Words

• Inferior vena cava (IVC): This is the modern and more commonly used clinical term for the . The two terms are synonyms in human anatomy.
  • The ultrasound showed a normal flow in the inferior vena cava.

Synonyms

• Inferior vena cava: The standard contemporary term.
• Venae cavae inferior: The Latin-derived formal term.

Học thuật

Noun

1. receives blood from lower limbs and abdominal organs and empties into the posterior part of the right atrium of the heart; formed from the union of the two iliac veins

Từ đồng nghĩa

• inferior vena cava