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What is antegrade?
Antegrade refers to something moving forward or in the usual direction. In medical terms, it can describe the normal flow or direction of bodily processes, such as blood flow through the arteries. For example, an "antegrade approach" may refer to a procedure that follows the usual or forward direction of a blood vessel.
Basilar artery is formed by the union of what two arteries?
vertebral arteries
How many vertebral arteries do humans have?
2
What two paired arteries enter the skull to supply the brain?
The anterior portions of the brain are supplied by the internal carotid arteries. The posterior portion of the brain is supplied by the vertebral arteries.
The basilic artery in the brain receives blood from what two arteries?
The left & right vertebral arteries.
Which vessel is formed when the vertebral arteries join together at the base of the skull?
The right and left vertebral arteries join together to form a single basilar artery at the base of the skull.
Passageway for vertebral arteries in cervical vertebrae?
Tranverse formamina
Provides the brain with oxygen and nutrients?
Oxygen and nutrients are provided to the brain via the carotid arteries and vertebral arteries.
What are the two vertebral arteries?
The vertebral arteries are branches from the subclavian arteries that travel up the spine in the foramen transversarium and into the skull in the formen magnum. They fuse at the level of the midbrain to form the basilar artery and then the posterior cerebral arteries. They supply blood to the brainstem, cerebellum and posterior portions of the brain.
What level of neck does the carotid arteries bifurcate?
cervical vertebral c5-6
What blood vessel conducts blood to the head?
The major arteries involved include 1) the right and left carotid arteries, and 2) the right and left vertebral arteries.
What veins pass through the transverse vertebral foramina?
No veins pass through the the transverse foraminae. The vertebral arteries, however, pass through these spaces on their way to the brain.
