EKG Certification Exam UPDATED
ACTUAL Questions and CORRECT
Answers
Left Ventricular Hypertrophy - CORRECT ANSWER- ✔✔R wave in V5 is increased and S
wave in V1 is increased
Both are added together and should be greater than 35 mm
Describe the placement of the V5 Lead - CORRECT ANSWER- ✔✔5th intercoastal space
halfway between V4 and V6 on the L side of the heart
_________is when the PR interval becomes longer and longer until a beat is skipped -
CORRECT ANSWER- ✔✔2nd Degee AV block: Mobitz 1
What does Systolic blood pressure mean? - CORRECT ANSWER- ✔✔peak blood pressure
during ventricle contraction
Trace the vessels that carry blood to and from the heart - CORRECT ANSWER- ✔✔Arteries-
-> Aterioles--->Capillaries-->Venules--->Veins
Name the conduction pathway of the heart - CORRECT ANSWER- ✔✔SA Node-----AV
Node----Bundle of His----R & L Bundle Branches----Purkinje Fibers
What structure branch from the R Coronary Artery? - CORRECT ANSWER- ✔✔Marginal
Arteries and Posterior Interventricular Septum
Positive Dromotrophic drugs - CORRECT ANSWER- ✔✔Increase heart's conduction speed
What is the cause of ST depression and inverted T waves? - CORRECT ANSWER-
✔✔Myocardial Ischemia
What is the inherent ventricular rate? - CORRECT ANSWER- ✔✔less than 40 bpm
, Which leads diagnose ventricular hypertrophy? - CORRECT ANSWER- ✔✔V1 & V5
Negative chronotropic drugs - CORRECT ANSWER- ✔✔Decrease HR
Describe the placement of V6 - CORRECT ANSWER- ✔✔Left side of the heart on 5th
intercoastal space on the mid axillary line
Positive QRS in LI and positive QRS in AVF is what kind of deviation? - CORRECT
ANSWER- ✔✔Normal
Name the major arteries that branch of the aorta - CORRECT ANSWER- ✔✔Subclavian,
Cartoid, Brachiocephalic
Describe the placement of V2 - CORRECT ANSWER- ✔✔4th Intercoastal space on the left
side of the heart
Blood leaving the LV flows through the _________into the systemic circulation. -
CORRECT ANSWER- ✔✔Aortic Semi Lunar Valve
What do the semilunar valves prevent? - CORRECT ANSWER- ✔✔backflow of the blood
from the aorta into the LV
Describe placement of the V4 - CORRECT ANSWER- ✔✔Left side of the sternum on the
5th Intercoastal space on the mid clavicular line
The normal height of the P wave should be - CORRECT ANSWER- ✔✔3small squares high
x less than 3 small squqares
Where is the PR interval measured? - CORRECT ANSWER- ✔✔Beginning of the P wave to
the beginning of the Q wave
ACTUAL Questions and CORRECT
Answers
Left Ventricular Hypertrophy - CORRECT ANSWER- ✔✔R wave in V5 is increased and S
wave in V1 is increased
Both are added together and should be greater than 35 mm
Describe the placement of the V5 Lead - CORRECT ANSWER- ✔✔5th intercoastal space
halfway between V4 and V6 on the L side of the heart
_________is when the PR interval becomes longer and longer until a beat is skipped -
CORRECT ANSWER- ✔✔2nd Degee AV block: Mobitz 1
What does Systolic blood pressure mean? - CORRECT ANSWER- ✔✔peak blood pressure
during ventricle contraction
Trace the vessels that carry blood to and from the heart - CORRECT ANSWER- ✔✔Arteries-
-> Aterioles--->Capillaries-->Venules--->Veins
Name the conduction pathway of the heart - CORRECT ANSWER- ✔✔SA Node-----AV
Node----Bundle of His----R & L Bundle Branches----Purkinje Fibers
What structure branch from the R Coronary Artery? - CORRECT ANSWER- ✔✔Marginal
Arteries and Posterior Interventricular Septum
Positive Dromotrophic drugs - CORRECT ANSWER- ✔✔Increase heart's conduction speed
What is the cause of ST depression and inverted T waves? - CORRECT ANSWER-
✔✔Myocardial Ischemia
What is the inherent ventricular rate? - CORRECT ANSWER- ✔✔less than 40 bpm
, Which leads diagnose ventricular hypertrophy? - CORRECT ANSWER- ✔✔V1 & V5
Negative chronotropic drugs - CORRECT ANSWER- ✔✔Decrease HR
Describe the placement of V6 - CORRECT ANSWER- ✔✔Left side of the heart on 5th
intercoastal space on the mid axillary line
Positive QRS in LI and positive QRS in AVF is what kind of deviation? - CORRECT
ANSWER- ✔✔Normal
Name the major arteries that branch of the aorta - CORRECT ANSWER- ✔✔Subclavian,
Cartoid, Brachiocephalic
Describe the placement of V2 - CORRECT ANSWER- ✔✔4th Intercoastal space on the left
side of the heart
Blood leaving the LV flows through the _________into the systemic circulation. -
CORRECT ANSWER- ✔✔Aortic Semi Lunar Valve
What do the semilunar valves prevent? - CORRECT ANSWER- ✔✔backflow of the blood
from the aorta into the LV
Describe placement of the V4 - CORRECT ANSWER- ✔✔Left side of the sternum on the
5th Intercoastal space on the mid clavicular line
The normal height of the P wave should be - CORRECT ANSWER- ✔✔3small squares high
x less than 3 small squqares
Where is the PR interval measured? - CORRECT ANSWER- ✔✔Beginning of the P wave to
the beginning of the Q wave
