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| | == Foetal Heartbeat == | | == Foetal Heartbeat == |
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| | + | * Specialist listening devices such as 'Sonicaid' can detect a foetal heartbeat from ~10 weeks of gestation. |
| | + | * 80-90% accurat if used at ~10 weeks. |
| | + | * Becomes more difficult as the foetus enlarges and slides down into the abdomen. |