Vessels and Circulation Flashcards
What veins drain the head, neck, and upper limbs?
Left and right brachiocephalic veins
What do the brachiocephalic veins merge into?
Superior vena cava
Where does the superior vena cava drain into?
Right atrium
What vein has the largest diameter?
Inferior vena cava
What merges to form the inferior vena cava?
The veins inferior to the diaphragm
What does the inferior vena cava do?
Carrying venous blood toward the heart from the lowr limbs, pelvis, perineum, and abdominal structures
Where does the inferior vena cava drain?
Right atrium
Where does the external jugular vein drain?
Subclavian vein
Where do the veins in the head and neck merge into?
External jugular vein
Where do the vertebral veins travel through?
Transverse foramina of the cervical vertebrae
Where do the vertebral veins drain?
Brachiocephalic veins
Where does the venous blood of the cranium drain?
Dural venous sinuses
What drains the skin in the region around the nose?
Superior and inferior ophthalmic veins
What single vein is on the posterior body wall just right to the vertebral column?
Azygos vein
Where does the azygos vein merge?
Superior vena cava
What vein can be used for collateral circulation if the vena cava?
Azygos
What veins drain into the azygos veins?
Bronchial veins
Where do the esophageal veins drain?
Azygos vein or the left gastric vein
What veins drain into the diaphragm that merge into the inferior vena cava?
Superior and inferior phrenic veins
What is a portal system?
Veins that drain one group if capillaries deliver blood to another group of capillaries
What vein receives oxygen poor but nutrient rich blood from the gastrointestinal organs?
Hepatic portal vein
What organs all send blood through the liver?
Intenstines, pancreas, spleen, stomach, and gallbladder
What veins take the detoxified blood from the liver to the inferior vena cava?
Hepatic veins
What veins posterior veins drain into the inferior vena cava?
Suprarenal veins, renal veins, and gonadal veins
Where do the organs and structures of the pelvis and perineum drain?
Internal iliac veins that merge with the external iliac veins into the common iliac veins
