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74. Intravenous transfusions are often made under gravity, as shown in Fig. 10–55. Assuming the fluid...
The human brain and spinal cord are immersed in the cerebrospinal fluid. The fluid is normally continuous between the cranial and spinal cavities and exerts a pressure of 100 to 200 mm of H2O above the prevailing atmospheric pressure. In medical work, pressures are often measured in units of mm of H2O because body fluids, including the cerebrospinal fluid, typically have nearly the same density as water. The pressure of the cerebrospinal fluid can be measured by means of a...
Trauma and Bleeding Chief Complaint: 31-year-old Afican American male injured whilerok-climbing History of Present Ilness: This 31-year-old male was rock-climbing with two friendsat a national park 14 miles away from the nearest hospital when he suddenly lost his footing and slid 18 feet to the ground. Both friends who witnessed the fall said that he slid against sharp rock all of the way down, landing almost in a standing-up position finally slumping to the ground. They also said that his...