An anatomical description of the arteries. Obsolete. rare.

= spirometry, n.

The measurement of the volume or rate of respiratory air flow.

scientific description of the pulse or registration of pulse-beats.

Measurement of breathing-power or lung-capacity; the use of the spirometer.

The measurement of the volume or force of respiration; the use of a pneumatometer.

the action or use of the stethograph.

measurement by a stethometer, the use of the stethometer.

measurement of the head, esp. of the foetal head; also = craniometry n. at cranio-, comb._form affix 2.

the operation of recording the pulse-curve in this way.

the measurement of this.

Originally: the use of a pelvigraph; the recording of measurements of the pelvis (now historical). In later use: radiological imaging of the pelvis…

The measurement of variation in the volume of the body, or a part of it, esp. as caused by changes in blood pressure; the use of a plethysmograph.

the use of a sphygmomanometer.

The recording of the electrical activity of the heart; the study and interpretation of electrocardiograms.

Medicine. Graphic recording of a venous pulse. Now rare.

The graphic recording of the heart sounds; examination of the heart using this technique; the performance or interpretation of phonocardiograms.

temperature, pulse, and respiration.

Used attributively or in the possessive to designate a method of determining cardiac output introduced by Fick, as Fick method, Fick('s) principle…

Radiography using artificially introduced air or gas as a contrast medium.

The use of a polygraph (polygraph, n. 3) to record several physiological characteristics simultaneously; the interpretation of data from a polygraph.

The recording of electrical activity in a muscle, typically using electrodes placed on the skin or into the muscle; the study and interpretation…

The use of an oscillometer, esp. to measure blood pressure or blood flow.

Measurement of the rate of air or gas flow during respiration.

The recording of the electrical activity of the brain, typically by means of electrodes placed on the scalp; the study and interpretation of…

Measurement of the proportion of oxygenated haemoglobin in the blood; use of an oximeter.

the practice or technique of obtaining and interpreting vectorcardiograms.

The use of a ballistocardiograph.

the measurement, for diagnostic purposes, of changes in the compliance of the tympanic membrane as the air pressure is altered in the passage of…

The taking or use of infra-red thermograms, esp. to detect tumours.

the measurement of the pressure and volume within the bladder; the study of the bladder by means of such measurements.

the study of respiration by means of a spirograph.

Medicine and Physiology. An instrument used for rheography. Cf. rheometer, n. 2.

The measurement of the magnetic fields associated with the electrical and mechanical activity of the heart.

Used attributively or in the possessive to designate a method of determining cardiac output introduced by Fick, as Fick method, Fick('s) principle…

Measurement of the magnetic fields associated with the neural activity of the brain, used as a diagnostic technique and research tool, esp. in…

A technique in which a person is taught to alter normally involuntary physiological processes, typically by using equipment to monitor associated…