What is that? Is it a rickroll?
Which of the following are true about ECG machines?
They use electrodes.
They are used to assist doctors in the diagnosis of possible heart problems.
They use magnets to produce images of soft tissues.
They are never used while a patient isexercising.
An electrocardiogram (ECG or EKG) <u>records the electrical signal from your heart to check for different heart conditions.</u> <u>Electrodes are placed on your chest to record your heart's electrical signals</u>, which cause your heart to beat. The signals are shown as waves on an attached computer monitor or printer.
Researchers in the field of biomechanics discover new and effective ways to perform a skill or a sport based on their analysis of <u>body movement</u>
Answer: Option C
<u>Explanation:</u>
Biomechanics is a field which is concentrated to effectively improve the skills and output of a sports man. Here small techniques are taught to uplift the performance. The skilled teachers and coaches research and discover new and effective ways by trial and error method by observing and implementing the best technique which would be apt to increase the skills.
Body movement in a perfect way that is the call of the hour which requires consistency in the sports performance. How the body movement when aligned can trigger the performance of the individual is researched through biomechanics.
In women of childbearing age, folic acid supplementation has a demonstrable and meaningful benefit, reducing the incidence of NTDs. Its use in this population is evidence-based and demonstrably effective