NHA EKG Certification Assessment Clearly Updated .What is the heart's primary pacemaker? - ANSWER SA Node
What is a more medically correct term for the clotting of an artery? - ANSWER Occlusion
When the Atria depolarize (or contract), what is shown on the EKG tracing? - ANSWER P Wave
aVR p...
NHA EKG Certification Assessment
Clearly Updated 2022-2023.
What is the heart's primary pacemaker? - ANSWER SA Node
What is a more medically correct term for the clotting of an artery? - ANSWER
Occlusion
When the Atria depolarize (or contract), what is shown on the EKG tracing? - ANSWER
P Wave
aVR picks up from the center of the ___ to the ___ ___.
(Add "to the" in your answer.) - ANSWER Heart to the Right Arm
An irregular heartbeat that is common among children is called _____ _____. -
ANSWER Sinus Arrhythmia
1 small box on an EKG strip denotes 0.04 seconds of time. How long is this represented
in millimeters? - ANSWER 1 mm
Lead I picks up from the ___ ___ to the ___ ___. (Add "to the" in your answer.) -
ANSWER Right Arm to the Left Arm
What is the term used to described the amount of blood pumped by the heart per
minute? - ANSWER Cardiac Output
Leads I through III are collectively known as? - ANSWER Standard Leads
Lead II picks up from the ___ ___ to the ___ ___. (Add "to the" in your answer.) -
ANSWER Right Arm to the Left Leg
Leads V1 through V6 are collectively known as
(Hint: Chest) - ANSWER Precordial Leads
What is the main artery in the arterial system?
(Hint: It carries oxygenated blood to the heart and other parts of the body.) - ANSWER
Aorta
aVL picks up from the center of the ___ to the ___ ___.
(Add "to the" in your answer.) - ANSWER Heart to the Left Arm
aVR, aVL, and aVF are collectively known as? - ANSWER Augmented Leads
, Lead III picks up from the ___ ___ to the ___ ___. (Add "to the" in your answer.) -
ANSWER Left Arm to the Left Leg
Leg electrodes are only used for? - ANSWER Grounding
aVF picks up from the center of the ___ to the ___ ___.
(Add "to the" in your answer.) - ANSWER Heart to the Left Leg
What is the main vein in the venous system? (Hint: It carries deoxygenated blood from
the lungs to the heart's right atrium.) - ANSWER Superior Vena Cava
When the heart is in a Systolic State, what pacemaker releases an electrical impulse? -
ANSWER AV Node
V5, located on the anterior axillary line (AAL), should be placed halfway between which
two leads? - ANSWER V4 and V6
The Mitral Valve is also known as the ___ ___. - ANSWER Bicuspid Valve
When the Ventricles depolarize (or contract), what is shown on the EKG tracing? -
ANSWER QRS Complex
When using a Sphygmomanometer (Blood Pressure Cuff) to measure blood pressure,
the FIRST audible thump when listening to the brachial artery with a Stethoscope
denotes what kind of pressure? - ANSWER Systolic
The Angle of Louis provides the LOCATION for which intercostal space? (Write out the
number) - ANSWER Second
When clotting reduces oxygen supply to a region of the heart it is known as _____. -
ANSWER Ischemia
When the Atria repolarize (or are at rest), what is shown on the EKG tracing? -
ANSWER PR Segment
True or False?
You should stop a stress test because of a change of heart rhythm. - ANSWER False
What is missing in this outline of Pulmonary Circulation?
1) RA (Right Atrium)
2) Tricuspid Valve
3) RV (Right Ventricle)
4) Pulmonary Valve
5) Pulmonary Arteries (Right/Left)
6) Lungs
7) Pulmonary Veins (Right/Left)
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