A High-Kilovolt (KV) Technique Is Necessary in CT Imaging for All

question 47

Multiple Choice

A high-kilovolt (kV) technique is necessary in CT imaging for all of the following reasons except:

• A) to reduce the contrast of bone relative to soft tissues.
• B) to increase the probability of beam hardening.
• C) to reduce the dependence of attenuation coefficients on photon energy.
• D) to produce a high-radiation flux at the detector.

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Definitions:

Epiphyseal Plate

A layer of cartilage at the end of long bones where new bone growth (ossification) occurs in growing individuals.

Parathyroid Hormone

A hormone secreted by the parathyroid glands that regulates the metabolism of calcium and phosphorus in the body.

Vitamin D

A fat-soluble vitamin essential for the regulation of calcium and phosphate in the body, important for healthy bones, teeth, and muscles.

Sex Hormones

Biochemical substances produced by the endocrine system that regulate the development and function of reproductive organs and influence secondary sexual characteristics.