A Heart Valve Opens and Closes Due to

question 34

Multiple Choice

A heart valve opens and closes due to

• A) being pulled by the heart muscle
• B) pressure differences on the valve's two sides
• C) Na⁺ and K⁺ fluxes during ventricular depolarization
• D) turbulent flow in the atria and ventricles
• E) none of these

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Definitions:

Prominent

Standing out or being very noticeable in comparison to others.

Deinstitutionalization

The process of reducing reliance on residential institutions for people with mental illnesses, instead promoting community-based care and integration.

Psychotropic Drugs

Medications that affect the mind, emotions, and behavior; used in the treatment of mental health disorders.

Moral Treatment

An approach to mental illness treatment in the 18th and 19th centuries emphasizing humane and respectful care.