Identify the Correct Match

question 17

Multiple Choice

Identify the correct match.

• A) Systole = relaxation of heart chambers
• B) Diastole = contraction of heart chambers
• C) Cardiac output = the amount of blood ejected by the right ventricle in one minute
• D) Stroke volume = the amount of blood ejected by an atrium in a single beat
• E) SA node = tissue mass embedded in the posterior wall of the right atrium

---

Definitions:

One-tailed Test

A statistical test that determines the direction of a relationship, testing either for a positive or negative effect but not both.

Two-tailed Test

A statistical hypothesis test in which the area of rejection is on both ends of the sampling distribution, allowing for testing of deviations in both directions.

Generalizability

The extent to which findings from a study can be applied to broader contexts or different groups of people.

Educated Guess

A hypothesis or assumption made based on knowledge and reasoning rather than random guessing.