Which of the Following Factors Affect Cardiac Performance

question 26

Multiple Choice

Which of the following factors affect cardiac performance?
1) Preload
2) Afterload
3) Contractility
4) Cardiac output

• A)1 and 2 only
• B)1 and 3 only
• C)1, 2, and 3 only
• D)1, 2, 3, and 4

---

Definitions:

Standard Deviation

A measure of the dispersion or variation in a set of values, indicating how spread out the values are from the mean.

Confidence Level

The likelihood that a confidence interval encompasses the actual population parameter.

Sample Size

The number of observations or specimens collected for the purpose of statistical analysis.

Population Mean

The average value of a characteristic in a population, representing a parametric measure of central tendency.