In an ER Diagram,primary Keys Are Indicated by ____

question 16

Multiple Choice

In an ER diagram,primary keys are indicated by ____.

• A) bolding
• B) italics
• C) underlining
• D) a special font

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Definitions:

End-Diastolic Volume

The volume of blood in the ventricle at the end of the filling phase, or diastole, of the heart's cycle.

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.