According to the research, the correct option is the RR interval must be absolutely constant. It is a characteristic of normal sinus rhythm.
<h3>What is arrhythmia?</h3>
It implies a disorder of the rhythm that makes it not stable or regular and is caused by a failure in the electrical system of the heart rhythm, called the excitation and conduction system.
In this sense, it implies a disorder in the systole of the heart affecting the sinus rhythm that is considered normal in relation to the heart when the RR interval, which is the distance between two successive R waves, is constant, when the waves deviate from sinus rhythm, it is probable that they reveal the existence of some cardiac pathology.
Therefore, we can conclude that according to the research, the correct option is the RR interval must be absolutely constant. It is a characteristic of normal sinus rhythm.
Learn more about arrhythmia here: brainly.com/question/13095303
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Bones are to support our body and to protect internal organs.
Answer
D. Sport knowledge
Explanation
Performance Evaluation Test is an assessment of the manner a task is done and the success of a training program majorly depends upon satisfying the performance objectives associated with it. It can measure agility, the reaction time and coordination. It is monitored through testing and measurement as the means of collecting information upon which subsequent evaluations and decisions are taken.
Yes it is spinning because I don't know what the question is that I need to answer...
You’re safest bet is D. Please message me if it is wrong.
