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7 Cards in this Set
- Front
- Back
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Where is the nasion?
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The naison is the indentation between the forehead and the nose.
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Where is the inion?
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The inion is the bony protuberance in the middle of the back of the head; a ridge or knob that can be felt when you run your finger up the back of the neck to the skull.
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List the standard skull landmarks used in the International 10-20 System.
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inion, nasion, and left and right preacuricular points.
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If the measurement from F8 through Fz to F7 measures 24 cm, what are the measurements to mark F4 and F3 if the tape zero remains at F8?
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F4=6 cm and F3 + 18 cm
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If the measurement of C4 is 11 cm, (as a 50%mark from Fp2 to O2), where should F4 and P4 be marked at if the tape zero remains at FP2?
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F4= 5.5 cm and P4 = 16.5 cm
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If the head circumference is 56 cm, what is the distance between FP1 and Fpz, and bewtween Fpz and Fp2?
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2.8 cm
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Explain the modified nomenclature of the 10-10 system.
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The modified nomenclature replaces T3/T4 and T5/T6 terms with T7/T8 and P7/{8 so that all electrode positions along the sagittal line have the same number ( with the exception of Fp1/Fp2 and O1/02) and all electrodes along the same coronal line have the same letter,
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