A) Toxicity B) Inflammability C) Biocompatibility D) Corrosiveness
A) To block cell growth B) To prevent regeneration C) To induce inflammation D) To provide a structure for cells to grow and organize
A) Biodegradability B) Thermal conductivity C) Chemical stability D) Fatigue resistance
A) Biocompatibility B) High cost C) Corrosion D) Heavy weight
A) Enhanced surface interactions and properties B) Decrease biocompatibility C) Reduce mechanical strength D) Increase toxicity
A) PMMA B) Polyethylene C) Hydroxyapatite D) Silicone rubber
A) Red blood cells B) Fibroblasts C) Macrophages D) Keratinocytes
A) To accelerate degradation B) To promote inflammation C) To prevent infections D) To increase toxicity
A) Marine biology B) Astrophysics C) Biomaterials science or biomaterials engineering D) Quantum mechanics
A) Biomaterials are engineered, while biological materials are naturally produced B) There is no difference between them C) Biological materials are always synthetic D) Biomaterials cannot be used in medical applications
A) Pure water-based solutions B) Metallic components, polymers, ceramics, or composite materials C) Exclusively organic compounds D) Only natural fibers
A) Through random trial and error methods B) Exclusively through animal testing C) Using only historical data without new testing D) By computational routines predicting molecular effects based on limited in vitro experimentation
A) The random distribution of particles in a solution. B) An assembly method that uses magnetic fields. C) The spontaneous aggregation of particles without external forces. D) A process requiring mechanical manipulation to form structures.
A) The external forces applied to the system. B) The chemical composition of particles. C) The spatial scale of the unit cell (lattice parameter). D) The temperature at which assembly occurs.
A) Self-organization. B) Chemical bonding between particles. C) External guidance and control. D) Random particle distribution.
A) 1.5 nm. B) 60 nm. C) 70 to 100 nm. D) 3 nm.
A) About 60/40. B) 80/20. C) 70/30. D) 50/50.
A) Within the mineral phase only. B) On the surface of tropocollagen molecules. C) Randomly throughout the matrix. D) At the gaps between collagen fibrils.
A) 1 μm diameter rods. B) 20 to 30 nm layers. C) 60 nm diameter canals. D) "Bricks" with dimensions of 0.5.
A) Calcium carbonate. B) Chitin. C) Hydroxyapatite. D) Collagen.
A) An amorphous structure. B) A cubic pattern. C) A helical pattern. D) A random distribution.
A) 70 to 100 nm. B) 20 to 30 nm. C) 1 μm. D) 60 nm.
A) ISO 14001 B) ISO 9001 C) ISO 10993 D) ISO 27001
A) Sugars B) Nucleotides C) Amino acids D) Fatty acids
A) Artificial skin scaffold B) Heart valve coating C) Dental filling material D) Bone graft substitute
A) Polyethylene terephthalate B) Calcium sulfate C) Stainless steel D) Pyrolytic carbon
A) Metal wires B) Animal skin C) Plant fibers D) Synthetic polymers
A) 20 different configurations B) 10 different configurations C) 14 different configurations D) 5 different configurations
A) Dacron B) Kevlar C) Nylon D) Spandex
A) Inflammatory reaction B) Healing process C) Foreign body response (FBR) D) Immune response
A) Microstructure level B) Sub atomic level C) Ultra-structure level D) Molecular level
A) 60% B) 25% C) 49% D) 75%
A) Mechanically strong B) Electrically conductive C) Non-biodegradable D) Chemically reactive
A) 20 to 30 nm. B) 1 μm. C) 60 nm. D) 3 nm.
A) 1.5 nm. B) Approximately 60 nm. C) 3 mm. D) 70 to 100 nm.
A) Biomimetics B) Biocompatibility C) Biofabrication D) Biodegradation
A) Later 1960s B) Early 1950s C) 2000s D) 1980s
A) Bone strengthening B) Drug delivery C) Tissue growth stimulation D) Wound closure
A) Chronic phase B) Healing phase C) Resolution phase D) Acute phase
A) Non-degradable B) Biocompatible C) Toxic D) Brittle
A) Shape B) Elasticity C) Size D) Alignment
A) Silica B) Liposomes C) Polyetheretherketone (PEEK) D) Polymers
A) Proteins B) DNA C) Starch D) Cellulose
A) Eosinophils B) Neutrophils C) Macrophages D) Lymphocytes
A) Foreign body response B) Biocompatibility C) Acute inflammation only D) Graft-versus-host disease
A) Skin repair devices B) Dental implants C) Joint replacements D) Contact lenses
A) Only the damaged tissue B) No structures are isolated C) Immune cells D) The implant
A) DNA B) Cellulose C) Starch D) Silk
A) Biodegradable B) Inert C) Toxic D) Non-biodegradable
A) Flexural rigidity B) Young's Modulus C) Ductility D) Tensile strength
A) Polycarbonate (PC) B) Polypropylene (PP) C) Polyetherimide (PEI) D) Cyclic olefin polymer (COP)
A) Elicit a strong immune reaction B) Direct the immune response rather than circumvent it C) Suppress the immune response entirely D) Avoid any interaction with the immune system
A) Elasticity B) Compressive strength C) Toughness D) Flexural rigidity
A) Aluminum B) Ceramic C) Ivory D) Stainless steel
A) X-ray Diffraction B) Mass Spectrometry C) Nuclear Magnetic Resonance D) Scanning Electron Microscopy
A) Edge dislocation B) Line defects C) Point defects D) Macrostructure |