DC Medical Terminology & Anatomy 5

Question 1

The term 'palpitation' as reported by patients refers to the subjective sensation of:

Accepted Answer

Awareness of one's own heartbeat

Answer

Palpitation is the patient's conscious awareness of their heartbeat, often described as fluttering, pounding, or skipping.

Question 2

The right bundle branch conducts electrical impulses to the:

Accepted Answer

Right ventricle

Answer

The right bundle branch transmits the impulse from the Bundle of His to the right ventricular myocardium.

Question 3

In medical terminology, 'cardioversion' refers to the restoration of:

Accepted Answer

Normal sinus rhythm using electrical or pharmacological therapy

Answer

Cardioversion is the process of converting an abnormal cardiac rhythm back to normal sinus rhythm using electricity or drugs.

Question 4

The coronary sulcus (atrioventricular groove) anatomically marks the boundary between the:

Accepted Answer

Atria and ventricles

Answer

The coronary sulcus is an external groove on the heart's surface that separates the atria from the ventricles.

Question 5

The term 'automaticity' in cardiac physiology describes a cell's ability to:

Accepted Answer

Spontaneously generate electrical impulses

Answer

Automaticity is the intrinsic ability of cardiac pacemaker cells to spontaneously depolarize and generate an action potential.

(DC) Dysrhythmia Certification Practice Test