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How many sounds are produced from the normal foetal heart action?

How many sounds are produced from the normal foetal heart action? Correct Answer 2

From the normal foetal heart action, generally two sounds are produced corresponding to the contraction and relaxation of the heart muscles. These two bursts of heart sounds are mixed up with unwanted signals which may succeed in passing through the filters.

Related Questions

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph. P: Individuals with APD do not recognise subtle differences between sounds in words, even when the sounds are loud and clear enough to be heard.  Q: Central Auditory Processing Disorder, this is a condition that adversely affects how sound that travels unimpeded through the ear is processed or interpreted by the brain. R: They can also find it difficult to tell where sounds are coming from, to make sense of the order of sounds, or to block out background noises. S: People with APD may process thoughts and ideas slowly and have difficulty explaining them. It is important to realize that learning disabilities can affect an individual’s life beyond academics
Signal processing for FHR determination can be based either on detecting the foetal heart valve motion or on detecting the heart wall motion in Abdominal foetal electrocardiogram technique.
S1:The heart is pump of life.
P :They have even succeeded in heart transplants.
Q :Nowadays surgeons are able to stop a patients heart and carry out complicated operations.
R :A few years ago it was impossible to operate on a patient whose heart was not working properly.
S :If heart stops we die in about five minutes.
S6:All this was made possible by the invention of heart-lung machine.

The Proper sequence should be:
S1: Music, like literature, is an art that deals with sound.
P: Literature makes use of words which are sounds.
Q: They also have meanings.
R: And the writer must be concerned with the effect produced by the sounds he uses.
S: But words are not only sounds.
S6: They refer to specific things other than themselves such as objects an ideas.

The Proper sequence should be:
The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph. P: A surprising fact about heart attacks is they appear to have seasonal and temporal patterns.  Q: A heart is a muscle, and it needs a good blood supply to keep it healthy.  R: A heart attack happens when there is a sudden complete blockage of an artery that supplies blood to an area of your heart. S: As per different statistics and research, a higher percentage of heart attacks occur in the cold weather. 
The foetus heart rate is approximately _______ time/s of normal adult foetal heart rate.
The figure given below shows the function of ultrasonic waves. What are these techniques called?
Sounds waves and Motion mcq question image
Foetal Heart sounds are listened by digital stethoscope.
To listen to the foetal heart sounds at intervals of up to every _______ minutes is tradition.
How are foetal heart sounds picked up from the maternal abdomen?