to determine whether or not salt loading restricted to the brain would elevate blood pressure , chronically implanted osmotic minipumps were used to infuse hypertonic sodium chloride solutions made in artificial cerebrospinal fluid into a jugular vein intravenously or the third cerebral ventricle , intracerebroventricularly , for 11 days in awake rats .
C0006104
brain
C0149555
third cerebral ventricle