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DHA EKG Technician (DHA-EKG) Practice Tests & Test Prep

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DHA DHA-EKG Practice Test Features

Everything you need to pass your certification exam!

The more you know about the DHA EKG Technician exam the better prepared you will be! Our practice tests are designed to help you master both the subject matter and the art of test-taking to be sure you are fully prepared for your exam.

Here are a few things to think about:

What is the DHA EKG Technician certification exam?
Who is Responsible for the DHA exam?
Am I eligibility for the DHA EKG Technician Exam?
What is the best way to ensure your success on the first try?
The benefits of using Exam Edge to pass your DHA EKG Technician exam.

Testimonial Image ExamEdge's online practice test is that they mimicked the actual exam. I walked into the exam feeling confident I knew the material and walked out knowing my time studying with Exam Edge was well worth the effort."

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DHA EKG Technician Sample Test

1 of 5

The study of the heart is referred to as which of the following?

Correct Answer:

cardiology
the study of the heart is referred to as cardiology.

cardiology is a branch of medicine that deals with the disorders of the heart as well as some parts of the circulatory system. the field includes medical diagnosis and treatment of congenital heart defects, coronary artery disease, heart failure, valvular heart disease, and electrophysiology. physicians who specialize in this field of medicine are called cardiologists, a specialty of internal medicine.

on the other hand, microbiology is the study of microorganisms, which are organisms that are too small to be seen clearly with the naked eye. microorganisms include bacteria, fungi, archaea, protists, and viruses. microbiology is a field that involves the study of the biology of these microorganisms and their interactions with humans, animals, plants, and the environment.

therefore, while both cardiology and microbiology are fields within biological sciences, they focus on very different aspects of health and disease. cardiology specifically focuses on the heart and its function in the circulatory system, whereas microbiology covers a broad spectrum of microorganisms and their biological processes.