Fetal Heart Sounds Audio
Human Fetus (GA 17 week) heart beat
This audio only movie is a realtime recording of the GA week 17 fetal heart rate and heart sounds.
The characteristic "lub-dup" sounds are associated with closing of heart valves. The first sound (lub) occurs as atrioventricular valves close and signifies beginning of systole (contraction) The second sound (dup) occurs when semilunar valves close at the beginning of ventricular diastole (relaxation) Thanks to Debra Copeland, for providing fetal heart beat for public use.
- Links: MP4 version | Quicktime version | Ultrasound Week 12 Heart Rate | Heart Rate Development | Cardiovascular System Development | Ultrasound | Movies
Glossary Links: A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Numbers | Symbols | Movies
Cite this page: Hill, M.A. (2024, June 26) Embryology Fetal Heart Sounds Audio. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/Fetal_Heart_Sounds_Audio
- © Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G
