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#medical applications

6 public questions tagged with this topic.

General Biology - Part 2

Chitosan, a deacetylated form of chitin (a natural carbohydrate polymer in crab, lobster and shrimps) is used in medicin

The principle of core biological organization explains that structure-function relationships govern cellular processes. Hence in plastic surgery to arrest bleeding fits best because it integrates fundamental principles, as documented in authoritative sources on general biology.

Ref: Campbell et al., Biology, 11th Edition, Chapter 2, Chemical Basis of Life, discusses fundamental biological principles and molecular organization providing broad foundation for life sciences understanding.

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Ultraviolet, X-rays, Gamma Rays and Their Properties

Gamma rays are used in medicine primarily for what purpose?

**Ultraviolet** λ≈10-400 nm, produced by atomic transitions and Sun, causes fluorescence, sterilization, harmful to eyes/skin, absorbed by ozone layer. **X-rays** λ≈10⁻² to 10 nm, produced by rapid deceleration of energetic electrons in X-ray tube, used in medicine for diagnosis (shadow of bones) and cancer therapy due to high ionization and penetration, detected by photographic film and Geiger counter. The document mentions that gamma rays are used in medicine to destroy cancer cells. Using c = fλ, E₀/B₀ = c, I_d = ε₀ dΦ_E/dt, and spectrum classification λ = c/f, evaluation yields Destroying

Ref: NCERT > Physics Book > Electromagnetic Waves > Ultraviolet, X-rays, Gamma Rays and Their Properties

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Cell Signaling ELR Pathways - I

Tyrosine kinase inhibitors are used clinically to treat

cancers, is consistent with established principles of cell signaling, receptor pharmacology and cellular regulation. Experimental measurements of binding parameters, genetic loss-of-function studies and pharmacological interventions all converge on the same interpretation. Related options address neighboring concepts but do not satisfy the precise criterion stated in the question.

Ref: NCERT Biology Class 11–12 Alberts et al Molecular Biology of the Cell Lodish et al, Molecular Cell Biology Cooper & Hausman, The Cell Abbas et al., Cellular and Molecular Immunology (for immunology sections)

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