The talk test is a simple way to measure relative intensity. In general, if you're doing moderate-intensity activity you can talk, but not sing, during the activity. If you're doing vigorous-intensity activity, you will not be able to say more than a few words without pausing for a breath.
I think you will find carbon, nitrogen, hydrogen, and oxygen.
1: Family members or significant others that reports and respond to interviews.
2: Members of the health care team.
3: Medical record information
4: The patient, through interview, observations, and physical examination
& 5: Scientific literature.
Answer: c. Internal statistics
