Physics A-Level
Blood flow measurement
What Blood flow measurement means in Physics A-Level, as defined for OCR.
Definition of Blood flow measurement
Check what you remember
Read the wording for your board, then hide it and explain Blood flow measurement in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The speed v of the blood can be found using Δf/f = (2v cos θ)/c, where c is the speed of ultrasound in blood.
Topics that use Blood flow measurement
- Using ultrasound (OCR A-Level)
Related terms
- A-scan
- Acoustic impedance
- Acoustic impedance mismatch
- Acoustic matching
- Angle dependence of Doppler shift
- B-scan
- Coupling gel
- Coupling gel in ultrasound scanning
Using Blood flow measurement in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Physics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Physics A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge