bioimpedance

Tissue electrical opposition

Bioimpedance is the resistance of biological tissue to electrical current.

Medical devices measure bioimpedance to estimate body composition—distinguishing fat from muscle and water—since different tissues conduct electricity differently.

The technology appears in body fat scales, hydration monitors, and cardiac output measurements: The fitness tracker uses bioimpedance analysis to calculate body fat percentage.

electrical

resistance

Capacity to withstand force

reactance · electrode · frequency · ohm · circuit · signal · amplitude · waveform · dielectric · polarization

technology

wearable

Able to be worn

algorithm · calibration

Opposites
measurement methodology

bioimpedancetissue biopsy

Surgical removal for diagnosis

blood draw · dissection · autopsy · lumbar puncture · CT scan

tissue interaction

bioimpedanceneedle biopsy

Extracting cells through puncture

Family

biology, biography, impede, antibiotic, biological, impediment, symbiosis, biopsy, impeding

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