Which of the Following Is the Least Flexible Survey Method

question 164

Multiple Choice

Which of the following is the least flexible survey method?

• A) Telephone surveys
• B) Focus-group interviews
• C) Personal interview surveys
• D) Mail surveys
• E) Observation

---

Definitions:

Venous Return

The flow of blood back to the heart through the veins, critical for maintaining cardiovascular function.

Cardiac Cycle

The cardiac cycle is the sequence of events that occurs during one heartbeat, involving the contraction (systole) and relaxation (diastole) of the atria and ventricles to pump blood throughout the body.

Stroke Volume

The volume of blood pumped from the heart's left ventricle per beat.

Cardiac Output

Cardiac Output is the volume of blood the heart pumps through the circulatory system in one minute.