Final answer:
During a cardiovascular examination, signs like cyanosis, a bluish discoloration of the mucous membranes of the mouth due to insufficient oxygen, are inspected for.
Step-by-step explanation:
In a cardiovascular examination, the signs of the mouth that are inspected for may include signs such as cyanosis. Cyanosis is a bluish discoloration of the skin and mucous membranes, including those in the mouth, due to insufficient oxygen in the blood. This condition can be a sign of underlying cardiovascular issues that prevent adequate oxygenation of the blood. Unlike tongue abnormalities, dental caries, or pupil dilation, cyanosis has a direct link to cardiovascular function and can provide healthcare professionals with clues about a patient's circulatory and respiratory health.