Final answer:
Vital signs are considered one of the best indicators of collective health and function of the body.
Step-by-step explanation:
The best indicator of collective health and function of the body is vital signs. Vital signs include measurements of body temperature, heart rate, breathing rate, and blood pressure, which can provide valuable information about a person's overall health.
For example, an abnormal body temperature could indicate the presence of an infection, while a high blood pressure reading may suggest hypertension.
Ultimately, monitoring and assessing vital signs is crucial for healthcare professionals to evaluate the well-being and functioning of the body.