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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the Dependence stage this is when the drinker depends on alcohol
<span>They are all good sources of antioxidants, vitamins, and minerals. They also contain a high level of fiber.
Antioxidants are molecules capable of preventing the oxidation of other molecules. Consuming foods with antioxidants benefits health by preventing diseases such as cancer and ischemic heart disease.
Vitamins are indispensable compounds for the physiological functioning of animals and humans. Most should be obtained through the intake of natural foods.
Minerals are essential for the formation of the bone and dental structure, in neuronal excitability and in the metabolic process. Among the essential minerals for human life are calcium, iron, magnesium, and potassium.
The fiber helps in the digestion process, such as the maintenance of the microflora of the colon.
I hope this information can help you.</span>
No because it would look like ww to ww. So if you took a w from each parent the offspring would be ww/ have black wool. Say one parent had white wool that the offspring would be Ww so it is more likely to have white wool. Hope this helps