How is the hexiaxial diagram used?
A) It is used to determine if the leads were placed on the correct limb.
B) It is used to determine the frequency of P waves.
C) It is used to determine the size of the QRS complex.
D) It is used to determine the direction of current flow in the heart.
D
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Subtract the following decimals: 10.975 - 3.15 - 2.7.
A) 10.633 B) 5.125 C) 5.85 D) 7.125
What is the auricle?
A. The auricle is the hard part of the roof of the mouth B. The auricle is three bony projections within each side of the nasal cavity; covered in mucosa C. The auricle is the external surface of the ear that can be easily visualized, most commonly referred to as the external ear, earlobe D. The auricle is the anatomical tube that connects the trachea (windpipe) and the lung
Leads V2—4 are inferior leads
Indicate whether the statement is true or false
Which of the following is a characteristic of aneroid sphygmomanometers?
A. They provide a digital readout of the blood pressure. B. They have a circular gauge for registering pressure. C. They are no longer being manufactured. D. They are very costly. E. They are least likely to give an accurate reading.