18 Questions
At the level of the fourth lumbar vertebra, what does the aorta bifurcate into?
Left and right common iliac arteries
What artery supplies most of the blood to the head and neck?
Internal carotid artery
Where do the left and right common iliac arteries further divide into?
Internal iliac artery and external iliac artery
What does the descending abdominal aorta divide to form?
Arteries that supply the pelvis and perineum
Where does the common carotid artery bifurcate at?
Level of the fifth cervical vertebra
What is the vein that merges collectively to form inferiorly to the diaphragm?
Inferior vena cava
Where does the inferior vena cava lie in relation to the descending abdominal aorta?
Right side
Which artery supplies pelvic and perineal structures?
Internal iliac artery
What is the vein that runs parallel to the common carotid artery?
Internal jugular vein
Which vein ultimately drains into the subclavian vein?
Axillary vein
At what level does the inferior vena cava pierce the diaphragm to enter the thoracic cavity?
T12
Which artery is a branch of the external carotid artery and supplies the thyroid gland?
Thyrocervical trunk
Where does the common carotid artery bifurcate into its internal and external branches?
Level of C5 vertebra
Which vein is NOT a tributary of the superior vena cava?
Hepatic portal vein
Which of the following veins does NOT contribute to forming the brachiocephalic vein?
Vertebral vein
What is an important tributary that directly drains into the superior vena cava?
Internal thoracic veins
Which vessel supplies blood mainly to the muscles of mastication and deep structures of the face?
Maxillary artery
Which artery arises directly from the arch of the aorta and descends anterior to the vertebral column?
Subclavian artery
Test your knowledge on the blood circulation system in the human body with questions related to cervical vertebrae, the basilar artery, the Circle of Willis, and branches of the aortic arch.
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