What is the term for the time from the start of a pulse to its end?

Study for the SPI exam. Use flashcards and multiple choice questions, each with hints and explanations. Prepare effectively for your sonography certification!

Multiple Choice

What is the term for the time from the start of a pulse to its end?

Explanation:
Pulse duration is the time from when a single ultrasound pulse starts to when it ends. It tells you how long the transducer is actively emitting during that pulse. This is different from the period, which is the time for one complete cycle of the wave; pulse length is the distance the pulse occupies in tissue (speed of sound multiplied by the pulse duration); and PRF is how many pulses are emitted each second. Shorter pulse durations produce shorter pulse lengths and can improve axial resolution.

Pulse duration is the time from when a single ultrasound pulse starts to when it ends. It tells you how long the transducer is actively emitting during that pulse. This is different from the period, which is the time for one complete cycle of the wave; pulse length is the distance the pulse occupies in tissue (speed of sound multiplied by the pulse duration); and PRF is how many pulses are emitted each second. Shorter pulse durations produce shorter pulse lengths and can improve axial resolution.

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