Answer to Question 1
1, 3, 4
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1. Cyanosis is present because of an incompetent truncal valve.
2. Pulse pressures widen with the disorder.
3. These reactions are present because of the lack of blood being oxygenated and the vascular resistance on the vessel going over the right and left ventricles.
4. Diaphoresis is present because of the increased workload on the heart and also due to vascular resistance.
5. The heart rate is usually within normal limits.
Answer to Question 2
B
The characteristic large tongue makes the speech of a child with Down syndrome difficult to understand. Down syndrome children are frequently ill with respiratory infections, but the infection does not unduly affect pronunciation.