When the Heart's Workload Increases, What Changes Occur to the Myocardial

question 45

Multiple Choice

When the heart's workload increases, what changes occur to the myocardial cells?

• A)They divide.
• B)They increase in size.
• C)They increase in number.
• D)They undergo metaplasia.

---

Definitions:

Parasympathetic Nerves

Nerves of the parasympathetic nervous system, part of the autonomic nervous system, involved in rest and digestion.

Blood Vessels

Channels such as arteries, veins, and capillaries through which blood circulates throughout the body, delivering oxygen and nutrients to tissues.

Sympathetic Effect

The response of the body stimulated by the sympathetic nervous system, including increased heart rate and blood pressure, dilation of airways, and decrease in digestion.

Coagulation

The process by which blood changes from a liquid to a gel, forming a blood clot.