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