Which Component of the Conduction System of the Heart Is

question 1

Multiple Choice

Which component of the conduction system of the heart is normally responsible for initiating the heart beat?

• A)Atrioventricular (A-V)node
• B)Sinoatrial (S-A)node
• C)Bundle of His
• D)Mitral valve

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Definitions:

Prefrontal Lobotomy

A surgical procedure once used to treat mental disorders, involving the removal or destruction of part of the prefrontal cortex, now largely discredited due to severe side effects.

Electroconvulsive Therapy

Electroconvulsive Therapy (ECT) is a psychiatric treatment in which seizures are electrically induced in patients to provide relief from mental disorders.

Trephining

An ancient medical practice that involves drilling or scraping a hole into the human skull to treat health issues or release pressure.

Severe Depression

A condition affecting mental well-being, manifested by a constant feeling of sadness or a disinterest in usual activities, leading to considerable difficulties in day-to-day activities.