Answer to Question 1
A
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New onset of inability to speak and imbalance strongly suggests a cerebrovascular accident or transient ischemic attack. The other symptoms described are symptoms of Parkinson's disease or diabetes that would not require a 911 call.
Answer to Question 2
A, C, D
Coughing, vomiting and performing the Valsalva maneuver will increase abdominal venous pressure.