Changes in the Rate of Cardiac Contractions Are Affected Primarily

question 56

Multiple Choice

Changes in the rate of cardiac contractions are affected primarily by changes in which of the following?

• A)sympathetic or parasympathetic tone
• B)ventricular afterload
• C)ventricular contractility
• D)ventricular preload

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Definitions:

Sexual Relationship

A relationship involving sexual intimacy between partners.

Erectile Dysfunction

A sexual dysfunction characterized by the inability to develop or maintain an erection of the penis during sexual performance.

Orgasmic Dysfunction

A sexual dysfunction characterized by difficulty achieving orgasm despite adequate sexual desire and stimulation.

Early Ejaculation

A sexual dysfunction characterized by ejaculation that consistently happens with minimal sexual stimulation before or shortly after penetration.