QUESTIONS AND CORRECT
ANSWERS|A GRADE (BRAND NEW!!)
The pulmonary artery carries - Answers - ✔✔ D) Deoxygenated blood to the lungs
Wolf-Parkinson-White Syndrome, a form of pre-excitation is best described - Answers -
✔✔ -A) Delta shortened PR interval
Idioventricular rhythms are most often seen in which of the following: - Answers - ✔✔
D) 3 degree AV block
The physiological conduction delay at the AV node allows - Answers - ✔✔ Ventricles to
fill
Atrial flutter has P waves that appear - Answers - ✔✔ Saw toothed
Which describes the three layers of the heart from inside to outside - Answers - ✔✔
Endocardium, Myocardium, Epicardium
The opening in the right atrium for the venous return from the heart is called - Answers -
✔✔ Coronary sinus
The semilunar valves allow on way blood flow from the - Answers - ✔✔ Ventricles to
arteries
Vascular resistance is greatest in which of the following - Answers - ✔✔ Arterioles
EKG graph paper is marked by small lines across the top to mark intervals of - Answers
- ✔✔ 3 seconds
Which of the following leads normally produces a negative p wave and a predominately
negative QRS on the EKG - Answers - ✔✔ AVR
If the paper speed is run 50mm/sec the tracing - Answers - ✔✔ Complex widens
The middle layer of the heart that contains the muscle - Answers - ✔✔ Myocardial layer
A false positive stress test result means - Answers - ✔✔ The test recorded signs of
CAD but the patient does not have the pathology
, An absolute contraindication for preforming a maximum graded stress test - Answers -
✔✔ Severe aortic valve stenosis
Advanced mobitz 2
CHF
A 55 year old male patient with symptomatic bradycardia would be given - Answers -
✔✔ 5 mg/kg dose of atropine
The purpose of the hyperventilation phase of a stress test is to - Answers - ✔✔ To rule
out ST-T wave changes by an increase in ventilation rate
EKG changes associated with digitalis therapy - Answers - ✔✔ Gradual down sloping
of the ST segment
myocardial infarction will produce which of the following - Answers - ✔✔ Axis to shift
away from the infarction
Which of the following has an intrinsic rate of 60-100 - Answers - ✔✔ SA node
The valve that is located between the left atrium and the left ventricle is the - Answers -
✔✔ The bicuspid valve (mitral)
The limb leads are recorded on the - Answers - ✔✔ Coronal plane
The first negative deflection of the QRS would be the - Answers - ✔✔ The Q wave
An 80 year old female patient is brought into the ER with no pulse and the monitor show
Vfib. What is the first line of medication that would be used - Answers - ✔✔ 1mg/kg
lidocaine
A change in the p wave morphology every cycle could be - Answers - ✔✔ WAP
The axial skeleton includes - Answers - ✔✔ Floating ribs
The left sided chest leads are - Answers - ✔✔ V5 and V6
A form of digitalis is - Answers - ✔✔ Lanoxin
The bipolar leads include - Answers - ✔✔ 1,2,3
The chamber that pumps blood to the pulmonary system is - Answers - ✔✔ Right
ventricle