ANSWERS GRADED A+
✔✔If a P wave is negative, which of the following would more than likely be correct?
The P wave just does that sometimes.
The wave has originated from an area other than
the SA node.
The P waves are never negative.
The P waves are always negative. - ✔✔The wave has originated from an area other
than the SA node.
The other 3 options are incorrect.
The inverted P wave is usually an ectopic atrial rhythm that originates from other than
the SA node.
✔✔ACLS stands for which of the following?
Advanced cardiac life support
Always cause life support
Advanced cardiac long life
All of the above - ✔✔Advanced cardiac life support
The other 2 above would be incorrect.
ACLS stands for Advanced Cardiac Life Support.
✔✔When doing skin preparation prior to performing an electrocardiogram, which of the
following could be done?
Be sure the skin is dry.
If the hair on the chest is going to interfere
with the placement of the electrodes, shave the area.
Both A and B
None of the above - ✔✔Both A and B
When doing skin preparation:
Be sure the skin is dry.
If the hair on the chest is going to interfere with the placement of the electrodes, shave
the area.
Use an alcohol prep pad or benzoin tincture on the skin.
✔✔Which of the following helps to provide reference for locating the 4th intercostal
spaces?
, Ersteins anomaly
The Angle of Louis
Wolf-Parkinson-White syndrome
None of the above - ✔✔The Angle of Louis
The Angle of Louis is the sternal angle. This is the angle that is formed between the
manubrium of the sternum and the body of the sternum.
✔✔A thick, gelled mass of blood is considered which of the following?
Blood pressure
Blood clot
Arterioles
None of the above - ✔✔Blood clot
Blood pressure is the force of pressure that is exerted by the heart when pumping
blood.
Arterioles is the small branches of the arteries.
Blood clot is a thick, gelled mass of blood.
✔✔An ECG (electrocardiogram) can detect which of the following?
Evidence of hypertrophy of the heart muscle.
The rate and rhythm mechanism of the heart.
Evidence of impaired blood flow to the heart
muscle.
All of the above - ✔✔All of the above
In addition to the above, how the heart is placed in the chest cavity and damage to
various sections of the
heart muscle can be seen. An electrocardiogram can also show abnormal electrical
activity that can cause
the patient to experience abnormal cardiac rhythms.
✔✔The heart valve which separates the right atrium and the right ventricle is considered
which of the following?
Coronary
Mitral valve
Anemia
Tricuspid valve - ✔✔Tricuspid valve
Coronary is relating to the heart.