PHONOCARDIOGRAPHIES
\fˌɒnəkˌɑːdɪˈə͡ʊɡɹəfɪz], \fˌɒnəkˌɑːdɪˈəʊɡɹəfɪz], \f_ˌɒ_n_ə_k_ˌɑː_d_ɪ__ˈəʊ_ɡ_ɹ_ə_f_ɪ_z]\
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Graphic registration of the heart sounds picked up as vibrations and transformed by a piezoelectric crystal microphone into a varying electrical output according to the stresses imposed by the sound waves. The electrical output is amplified by a stethograph amplifier and recorded by a device incorporated into the electrocardiograph or by a multichannel recording machine.
By DataStellar Co., Ltd
Word of the day
basidiomycota
- comprises fungi bearing the spores on basidium: Gasteromycetes (puffballs); Tiliomycetes (comprising orders Ustilaginales (smuts) and Uredinales (rusts)); Hymenomycetes (mushrooms; toadstools; agarics; bracket fungi); in some classification systems considered a division of kingdom comprises fungi bearing spores on a basidium; includes Gasteromycetes (puffballs) Tiliomycetes comprising the orders Ustilaginales (smuts) and Uredinales (rusts) Hymenomycetes (mushrooms, toadstools, agarics bracket fungi).
Nearby Words
- phonics
- phonism
- phono-
- phonocamptic
- phonocamptie
- Phonocardiographies
- phonocardiography
- phonogram
- phonogramic
- phonograph
- phonograph album