I think It’s the skeletal system gives a body shape or form and helps you to both protect the support the entire organism bone Cartlidge tendons joints ligaments and other tissues
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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Because they know when they are full and satisfied. They dont have Control over what they eat. But how much they eat.
Answer: direct services
Explanation: The missing component here is one of the main purposes for having human service intervention at all in a community. Direct services are often what the administrators are overseeing and planning programs to carry out. This is in an effort to meet human needs in a service population area, prevent and resolve problems, and just to keep up and even increase people's quality of life.
