WJEC A-level Physics 1420QS · 4.B(j)
Acoustic impedance
- Code
- 4.B(j)
- In
- 4.B Option B: Medical Physics
- Topic
- 4 A2 Unit 4: Fields and Options
- Course
- A-level Physics 1420QS
- Board
- WJEC
Codes and titles are read by a script from WJEC's published specification and have not been checked by a person. What each point covers is in the specification itself: WJEC’s specification.
Points in 4.B Option B: Medical Physics
- 4.B(a) The nature and properties of X-rays
- 4.B(b) Production of X-ray spectra
- 4.B(c) X-rays in therapy and diagnosis
- 4.B(d) Attenuation of X-rays
- 4.B(e) X-ray imaging of soft tissue and fluoroscopy
- 4.B(f) Techniques of radiography including using digital image receptors
- 4.B(g) The use of a rotating beam X-ray computed tomography (CT) scanner
- 4.B(h) The generation and detection of ultrasound using piezoelectric transducers
- 4.B(i) Ultrasound A-scans and B-scans
- 4.B(j) Acoustic impedance
- 4.B(k) Doppler ultrasound and blood flow
- 4.B(l) Principles of magnetic resonance imaging
- 4.B(m) The use of MRI in obtaining diagnostic information about internal structures
- 4.B(n) Comparing ultrasound, X-ray imaging and MRI
- 4.B(o) The effects of α, β, and γ radiation on living matter
- 4.B(p) Equivalent and effective dose equations
- 4.B(q) Radionuclides as tracers; technetium-99m
- 4.B(r) The gamma camera
- 4.B(s) Positron emission tomography (PET) scanning and its use in detecting tumours