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WorksheetsCcma practice ch13 (EKG and cardiovascular testing)
Total questions: 15
Worksheet time: 8mins
A MA is preparing a patient who has shortness of breath for an EKG. In which of the following positions should the assistance place the patient
Prone
Semi-Fowler’s
Supine
Sim’s
An MA is preparing a patient for an EKG. Which of the following instructions should the MA provide?
“Avoid food or drink for 4 hours prior to the test.”
“Remove all clothing from the waist up.”
“Apply moisturizer lotion to the electrode placement sites.”
“Maintain a full bladder for the duration of the test.”
An MA is preparing to perform an EKG recording on a patient. Which of the following information is true of limb leads and electrodes?
Limb leads are unipolar
Leads V1 through V6 are limb leads
Limb leads are placed on the fleshy areas of the skin
The left leg lead wire serves as the ground
An MA is calibrating an EKG machine. Which of the following should the assistant identify as the standard speed of the recording?
25 mm/second
50mm/second
10mm/second
5mm/second
An MA is preparing a patient for an EKG. In which of the following locations should the assistant place the V4 lead?
5th intercostal space at the anterior axillary line
5th intercostal space at the midaxillary line
Midway between V3 and V5
5th intercostal space at the midclavicular line
An MA notes a wandering baseline throughout an EKG tracing. Which of the following electrocardiograph issues could have resulted in this occurrence?
The electrode pads were defective or poorly attached
The machine was missing the grounding prong for the outlet
The machine did not have the proper standardization settings set
The cables tips were loose or had become separated
An MA noticed rhythmic sharp spikes throughout an EKG tracing. Which of the following artifacts is occurring?
Wandering baseline
Interrupted baseline
Interference
Somatic tremor
What is the ratio of applied leads to recorded leads for a standard EKG machine?
10:10
3:6
10:12
9:12
When performing an EKG, an MA noticed a widened QRS complex on the patients EKG strip. Which of the following is a possible cause of this type of artifact?
Atrial Fibrillation
Bradycardia
Sinus dysrhythmia
Premature ventricular contraction
Which of the following is a state of cellular rest and is represented by a flatline on an EKG strip?
Myocardial infarction
Polarization
Premature atrial contraction
Somatic tremor
An EKG tracing shows an unexpected P wave, QRS complex, and T wave configuration. There are five complete cardiac cycles on a 6-second strip. This represents which of the following cardiac rhythms?
Sinus bradycardia
Atrial fibrillation
Ventricular fibrillation
Sinus tachycardia
An MA is providing instructions to a female patient prior to a stress test. Which of the following instructions should the MA include?
“Eat a large meal before coming to the test.”
“You should wear a dress on the day of the test.”
“Take your medications on the day of the test.”
“You can wear sandals when completing the test.”
An MA is providing teaching to a patient who is to undergo Holter monitoring. Which of the following information should the medical assistant include?
“You can place a piece of tape over the electrode if it becomes loose.”
“You can wear the monitor while you take a shower.”
“You should refrain from doing your usual activities.”
“Your diary should focus on your food intake.”
A provider request a rhythm strip in addition to a regular EKG tracing for a patient. The medical assistant should identify that which of the following leads provides the clearest recording of the heart rhythm?
I
II
III
V2
An MA is performing an EKG on a patient who has a heart rate of 105/min. The medical assistant should identify the finding as an indication of which of the following conditions?
Sinus rhythm
Atrial fibrillation
Bradycardia
Tachycardia
