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1. Multiple Choice Question: Which of the following is considered a common age-related change in the cardiovascular system of older adults? A) Increased cardiac output B) Decreased elasticity of blood vessels C) Decreased heart rate D) Increased response to beta-adrenergic stimulation Correct Answer: B) Decreased elasticity of blood vessels Rationale: With aging, blood vessels tend to lose their elasticity, leading to increased vascular resistance and reduced blood flow. 2. Fill-in-the-Blank: The concept that refers to the complete cessation of brain function and the patient's inability to breathe on their own is known as __________ death. Correct Answer: brain death Rationale: Brain death is the irreversible cessation of all cerebral and brainstem activity, resulting in the loss of brain function.
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