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Doppler Effect: Calculating Apparent Frequency

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Doppler Effect: Calculating Apparent Frequency

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Questions and Answers

What is Focused Ultrasound Surgery (FUS) used for?

Guiding 'key hole surgery'

Cleaning teeth in dental hygiene

Detecting prostate cancer early

Treating benign and malignant tumors and other disorders (correct)

What is the primary concern regarding the safety of ultrasound?

High doses of ultrasound energy

The formation of bubbles in the body

The development of heat in tissues

All of the above (correct)

What is the significance of mammography in breast cancer screening?

It is used to detect breast pathology only

It is a high-cost, high-radiation-dose procedure

It is not effective in detecting breast cancer

It is a low-cost, low-radiation-dose procedure (correct)

What is the advantage of fluoroscopy over other imaging techniques?

It allows real-time x-ray viewing of the patient Signup and view all the answers

What is the purpose of ultrasound in dental hygiene?

To clean teeth Signup and view all the answers

What is the significance of breast cancer incidence in women in the United States?

It accounts for 32% of cancer incidence and 18% of cancer deaths Signup and view all the answers

What is the apparent change in pitch of a sound due to?

The Doppler effect Signup and view all the answers

What is the formula to calculate the apparent frequency due to the Doppler effect?

f' = f ± u / c Signup and view all the answers

What is the purpose of Lithotripsy?

To break up kidney stones using ultrasound shockwaves Signup and view all the answers

What is the name of the machine used in Lithotripsy?

Lithotripter Signup and view all the answers

What is a major advantage of Lithotripsy over traditional surgery?

It is virtually painless and does not require surgery Signup and view all the answers

Approximately how many patients are treated annually with Lithotripsy in the USA?

1,000,000 patients Signup and view all the answers