Biomaterials Applications and Classification

What is an example of an ophthalmologic application of biomaterials?

Dental implant
Artificial hip
Artificial cornea (correct)
Artificial heart

What is a biomaterial?

A substance that is only used in aerospace engineering
A substance that can only be used in construction
A substance that only interacts with mechanical systems
A substance that has been designed to interact with biological systems for a medical purpose (correct)

What percentage of elements in the periodic table are metals?

70%
50%
90% (correct)
76%

What is a characteristic of ferrous metals?

They are magnetic and capable of little resistance to corrosion (B) Signup and view all the answers

What is a characteristic of non-ferrous metals?

They have lightweight, high conductivity, corrosion resistance and non-magnetic properties (D) Signup and view all the answers

What is an example of a ferrous metal?

Carbon steel (D) Signup and view all the answers

Qual es le applicationes de hydrogel collagen in biomaterials?

Tooth fillings, vascular implants, e scaffolds for tissue engineering (A) Signup and view all the answers

Que es le function de hyaluronic acid in dermal fillers?

Pull in nearby moisture to add volume (B) Signup and view all the answers

Que es Botox utilisate per?

Relaxar muscles que causa wrinkles (C) Signup and view all the answers

Qual es le nomine del material que es injectate in lipos?

Hyaluronic Acid (D) Signup and view all the answers

Qual es le nomine del material que es utilisate in hip joint prosthesis?

Polymethylmethacrylate (PMMA) (B) Signup and view all the answers

Que es le function de dermal fillers?

Restaurar volume, smooth lines, and soften creases (A) Signup and view all the answers

Qual es un exemplo de application de biomaterials in le systema cardiovascular?

Protesi de vasculo sanguine (B) Signup and view all the answers

Quale es un material utilisate in le replacement de articulation?

Titanio (C) Signup and view all the answers

Qual es le characteristicas de biomateriales polymeric?

Facile a fabricar, proprietates physical e mechanic tailorable, modification de superficie, e immobilisation de cellulas (C) Signup and view all the answers

Que es le significato de biocompatibilitate?

La capacitate de un material de performar con un responsa ospite appropriat in un application specific (C) Signup and view all the answers

Quale es un exemplo de application de biomaterials in le systema skeletal?

Placa ossee (D) Signup and view all the answers

Que es condensation in le contexto de polymerization?

Un reaction chimic que ocurre inter duo molecules, formante un molecule plus grande con le elimination de un molecule plus petite (A) Signup and view all the answers

Quale es un material utilisate in le implantate cochlear?

Platium (C) Signup and view all the answers

Quale es un exemplo de application de biomaterials in le systema de sensos?

Lente intraocular (C) Signup and view all the answers

Que es un desavantagio de biomateriales polymeric?

Illo pote librar compounds leachable (B) Signup and view all the answers

Quale es un material utilisate in le implantate dental?

Hydroxylapatite (A) Signup and view all the answers

Cuantos differentias de productos regula le FDA?

100,000 (C) Signup and view all the answers

Quante categorias de biomateriales es mentions in le texto?

5 (C) Signup and view all the answers

Qual es le principal avantages de bioceramicos?

Alta resistenta a compression e resistenta a corrosion (B) Signup and view all the answers

Qual es le proprietate de biomaterials que es importante pro su selection?

Su proprietate mecanic e chimic (B) Signup and view all the answers

Qui es le criterio general pro le selection de materials?

Mechanic e chimic proprietas (D) Signup and view all the answers

Ceramicos es formationate a alta temperatura e es characterisate per:

Lor proprietate ionic o covalent (C) Signup and view all the answers

Qual es le proprietate de bioceramicos que es desavantagiose?

Difficultate de fabrication (B) Signup and view all the answers

Qual es le niveau de organisation biologic que es influentiate per biomaterials?

Tissue, organ, system, organism (A) Signup and view all the answers

Qual es le nomine del termino que describa le arte e scientia de facer e usar articulos solide formate per le action de calor sur materiales raw terre?

Keramos (A) Signup and view all the answers

Qual es le majoritate de elementos in le crusta del terra?

O + Si + Al (B) Signup and view all the answers

Qual es le avantaggio de ceramics in applicationes orthopedic e dental?

Alta resistenta a usura (B) Signup and view all the answers

Qual es le characteristic de ceramics que les rende fragile?

Brittle (basse resistenta a fractura) (A) Signup and view all the answers

Qual es le applicationes de ceramics in biomaterials?

Implantation de heads e cup inserts (D) Signup and view all the answers

Qual es le nomine del material que es utilisate in coating de implants metallic?

Ceramic porous (C) Signup and view all the answers

Qual es le characteristic de polymers que les rende utilisate in applicationes biomedical?

Structura flexible (C) Signup and view all the answers

Qual es le complication que pote occurrer del uso de metals in applicationes orthopedic?

Stress shielding (D) Signup and view all the answers

Qual es le characteristic de metals que les rende valorose in load bearing implants?

Closely packed crystal structure (D) Signup and view all the answers

Qual es le avantaggio de compositos?

Incorporation de proprietates de differente materiales (A) Signup and view all the answers