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Does cocain make the blood vessels in your brain contract or expand?
Blood vessels in the brain of a cocaine user will narrow so that means the vessels contract.
What in tobacco constricts blood vessels?
Nicotine is the blood vessels' constrictor. Not all blood vessels, of course, but mainly the peripheral blood vessels, including the brain capillary blood vessels.
The is selective filtering between the cerebral blood vessels and the brain?
the blood-brain barrier
What is the major distribution sequence of vessels of the arterial blood from heart to brain?
WhaT is the major distribution sequence of vessels of the arterial blood from heart to brain
What vetebrae serve as passageways for blood vessels leading to the brain?
Transverse foramina of cervical vertebrae serve as passageways for blood vessels leading to the brain.
What has the neuron got to do with the brain?
So, neurons are in the blood vessels. blood vessels originate from the brain. So, the main source of the cardiovascular system starts with the brain. Then arteries and veins spread all over the human body. and neurons lie within the vessels.
What is a blood cloth in the vessels leading to the brain?
A blood clot in the vessels leading to the brain is a cerebrovascular accident (CVA), a stroke, or a cerebral thrombosis. Such a clot can block oxygen provision to the brain and cause permanent damage.
What is the pia layer of the brain?
The innermost layer, the pia, helps direct blood vessels into the brain.
What is the work of blood vessels?
the blood vessels are the passageways of blood from the heart and back to it after it circulate around the body.
Why person becomes comatose after stroke?
the impact can cause the brain to move back and forth inside the skull. The movement of the brain inside the skull can tear blood vessels and nerve fibers, which causes swelling in the brain. This swelling presses down on blood vessels, blocking the flow of blood (and with it, oxygen) to the brain.
Heart is to blood vessels as brain is to?
Neuron or nerve. Either will fit.
Does youre brain cause headaches?
No. blood vessels cause headaches
