The Variable That Most Greatly Affects Cardiac Contractility Is

question 7

Multiple Choice

The variable that most greatly affects cardiac contractility is

• A) The preload
• B) The afterload
• C) Cardiac stretch
• D) Sympathetic tone
• E) Both A and C

---

Definitions:

Gene-Environment Interaction

The complex interplay between genetic predispositions and environmental factors that influence the development and expression of traits or conditions.

Caspi et al.

Refers to research conducted by Avshalom Caspi and colleagues, often involving genetic and environmental influences on human development and psychological traits.

Separation Anxiety Disorder

A psychological condition in which an individual experiences excessive fear or anxiety over being separated from those to whom the individual is attached.

Adolescents

Individuals in the transition period between childhood and adulthood, typically between the ages of 13 and 19.