MEDCA EKG Practice Test with Correct Answers
Illness such as fever will put an increased metabolic demand on the body, and the heart rate increases due to: - Answer-Oxygen requirements
Heart problems caused by plaque buildup in arteries can lead to: - Answer--Heart attack
Causes for abnorma...
MEDCA EKG Practice Test
with Correct Answers
Illness such as fever will put an increased metabolic demand on the body, and the heart
rate increases due to: - Answer-Oxygen requirements
Heart problems caused by plaque buildup in arteries can lead to: - Answer--Heart attack
Causes for abnormal heart rates can be caused by many factors, including: - Answer--
Anxiety
The pulse rate can be measured in any place where arteries can be compressed
against a bone to feel: - Answer--The pulsation
Common pulse sites are: - Answer-Head/neck
Torso
Lower limb
The average heart weighs about: - Answer--11 ounces
The heart is about the size of a: - Answer--Fist
Heavy _________________ may have negative effects on the heart: - Answer-Snoring
The average heart pumps about ___________ gallons of blood a day: - Answer--2,000
Rene Laennec invented the _______________ in 1816. - Answer--Stethoscope
The heart consist of four: - Answer--Chambers
How many types of valves regulate blood flow through the heart: - Answer-4
Blood vessels are hollow tube-like structures that circulate ____________ throughout
the body: - Answer--Blood
, A heart node refers to a special tissue type that acts as: - Answer--Muscle and nervous
tissue
Neurological pathways connect the heart with the medulla of the ______________. -
Answer--Brain
The lungs are the organs where the exchanges of _______________ between the air
and blood take place: - Answer--Oxygen and carbon dioxide
Oxygen enters the ________________ with each inhalation. - Answer-Lungs
________________ spreads from the blood into the air space - Answer-Carbon dioxide
An EKG is done to: - Answer-Determine if walls of chambers are too thick
Find causes of chest pain such as inflammation, angina or heart attack
Check the heart's electrical
Preparing a patient for the EKG procedure involves: - Answer--Instructing a patient to
remove the jewelry
The electrocardiograph may be used to evaluate the functions of: - Answer-Artificial
Pacemaker
Job duties for the EKG Technician may include - Answer--Obtaining patient information
-Identifying abnormal heart activity
-Escorting patients into treatment room
The equipment used by the EKG technician may include: - Answer-Scissors
Calipers
Calculator
An EKG technician should be able to: - Answer--Work with precision and accuracy
Holter monitoring records cardiac rhythm for a time period of: - Answer--24 to 48 hours
Stress testing records and monitors cardiac rhythm during: - Answer--Exercise
Phonocardiograph technicians operate equipment used to record abnormal: - Answer--
Heart sounds
Vectorcardiograph technicians monitor 3-dimentional tracings of the activity of the: -
Answer--Heart
Taking vital signs normally means the recording of the body: - Answer-Smoking
Intake of food
Breathing
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