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A hyperdense material refers to a substance that has a higher density than its surroundings. It often refers to materials used in medical imaging, like blood or metal, which appear brighter or more opaque on imaging scans due to their density. Hyperdense materials can be useful for identifying abnormalities or structures of interest in imaging studies.
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Is resistivity of a material depends upon the dimensions of a material?
Resistivity is an intrinsic property of a material and is not affected by the dimensions of the material. Resistivity is determined by the material's composition and structure. The resistivity of a material remains constant as long as the material is uniform.
What will happen when a cold material interacts with a hot material?
When a cold material interacts with a hot material, heat will transfer from the hot material to the cold material until they reach thermal equilibrium. This will result in the hot material cooling down and the cold material heating up. The rate of heat transfer will depend on the temperature difference between the two materials and their thermal properties.
How can current through material change?
Current through a material can change by varying the voltage applied across the material, altering the resistance of the material, or modifying the temperature of the material. These changes can affect the flow of electrons through the material and, consequently, the current passing through it.
What happens to light when opaque meets a transparent material?
When light encounters an opaque material adjacent to a transparent material, most of the light is reflected and absorbed by the opaque material, while a small amount may be transmitted through the transparent material. The opaque material blocks the passage of light, creating a shadow on the transparent material.
Which factor does not affect the resistance of a material?
The factor that does not affect the resistance of a material is the color of the material. Resistance is primarily determined by factors such as the material's dimensions, temperature, and composition.
What is hyper attenuation on a ct scan?
Strictly speaking, the physics of CT scanning involves attenuation of the x-ray by tissues in a manner not always exactly congruent with density differences. Hyperattenuation is a better term than hyperdense for more white and bright on the image. Hyperdense: More dense than brain. Hyperdense on CT shows more white and bright, like bone. Hyperdense abnormalities may be blood if acute, calcium, metal artifact, some tumours
What is the appearance of blood in the ct scan?
an acute bleed on ct appears hyperdense, hence the use of ct when a head bleed is suspected.
Are liver hemangiomas hypodense or hyperdense?
they are hypodense typically though can have a varied appearance. They can be diagnosed definitvely with a contrast enhacned CT or MR due to a characteristic enhancement pattern. They are a benign lesion.
Why trauma not use contrast in ct brain?
Traumatic lesions to the brain are well seen without i.v. contrast agents. In particular, traumatic hemorrhage, be it epidural, subdural, subarachnoid, parenchymal or intraventricular, is spontaneously hyperdense on CT. Theoretically, i.v. contrast would be, at best useless, at worst counterproductive.
When one material is embedded into another material the resulting material is called a?
composite material.
What material has maximum viscosity?
Which type of elastomeric material has the highest viscosity? light-bodied material Regular-bodied material heavy-bodied material putty material
Is resistivity of a material depends upon the dimensions of a material?
Resistivity is an intrinsic property of a material and is not affected by the dimensions of the material. Resistivity is determined by the material's composition and structure. The resistivity of a material remains constant as long as the material is uniform.
What is a Material scrap called?
A material scrap is typically referred to as a waste material, leftover material, or remnant.
Does material have more than 1 meaning?
yes it has 3 but i don't know them i kow that though Material=fabric Material=physical substance or matter. Material=pertinent. She sewed the material. He handles the radioactive material. That is not material in this case.
What is the sharpest material?
diamond is the hardest material and if it is sharpened , then it is the sharpest material
What is the meaning of kitchen material?
kitchen material is a material does not exist other.
What is a waterproof material?
Waterproof material is material that can withstand water. Waterproof material will not be damaged by the wetness of water being on it.
