Microscopy

Questão 1 de 9

1

Resolution is the ability of an optical instrument to..

Selecione uma das seguintes:

Magnify the image of an object up to 20 times its actual size.
Penetrate a sample with varying light intensities in order for the viewer to see the image more brightly.
Produce an image that represents fine detail in high clarity and definition.

Explicação

Questão 2 de 9

1

Clique em cada ponto laranja e selecione a resposta correta.

Label the light microscope.

{"28.2125_5.4":[{"id":13644302,"answer":"Eyepiece","x":28.2125,"y":5.4},{"id":13644303,"answer":"Nosepiece","x":28.2125,"y":5.4},{"id":13644304,"answer":"Stage","x":28.2125,"y":5.4},{"id":13644305,"answer":"Coarse adjustment","x":28.2125,"y":5.4},{"id":13644306,"answer":"Fine adjustment","x":28.2125,"y":5.4},{"id":13644307,"answer":"Iris diaphragm","x":28.2125,"y":5.4},{"id":13644308,"answer":"Light source","x":28.2125,"y":5.4}],"44.2125_40.4":[{"id":13644319,"answer":"Eyepiece","x":44.2125,"y":40.4},{"id":13644320,"answer":"Nosepiece","x":44.2125,"y":40.4},{"id":13644321,"answer":"Stage","x":44.2125,"y":40.4},{"id":13644322,"answer":"Coarse adjustment","x":44.2125,"y":40.4},{"id":13644323,"answer":"Fine adjustment","x":44.2125,"y":40.4},{"id":13644324,"answer":"Iris diaphragm","x":44.2125,"y":40.4},{"id":13644325,"answer":"Light source","x":44.2125,"y":40.4}],"45.2125_55.4":[{"id":13644329,"answer":"Eyepiece","x":45.2125,"y":55.4},{"id":13644330,"answer":"Nosepiece","x":45.2125,"y":55.4},{"id":13644331,"answer":"Stage","x":45.2125,"y":55.4},{"id":13644332,"answer":"Coarse adjustment","x":45.2125,"y":55.4},{"id":13644333,"answer":"Fine adjustment","x":45.2125,"y":55.4},{"id":13644334,"answer":"Iris diaphragm","x":45.2125,"y":55.4},{"id":13644335,"answer":"Light source","x":45.2125,"y":55.4}],"52.0125_62.4":[{"id":13644369,"answer":"Eyepiece","x":52.0125,"y":62.4},{"id":13644370,"answer":"Nosepiece","x":52.0125,"y":62.4},{"id":13644371,"answer":"Stage","x":52.0125,"y":62.4},{"id":13644372,"answer":"Coarse adjustment","x":52.0125,"y":62.4},{"id":13644373,"answer":"Fine adjustment","x":52.0125,"y":62.4},{"id":13644374,"answer":"Iris diaphragm","x":52.0125,"y":62.4},{"id":13644375,"answer":"Light source","x":52.0125,"y":62.4}],"50.0125_75.0":[{"id":13644336,"answer":"Eyepiece","x":50.0125,"y":75.0},{"id":13644337,"answer":"Nosepiece","x":50.0125,"y":75.0},{"id":13644338,"answer":"Stage","x":50.0125,"y":75.0},{"id":13644339,"answer":"Coarse adjustment","x":50.0125,"y":75.0},{"id":13644340,"answer":"Fine adjustment","x":50.0125,"y":75.0},{"id":13644341,"answer":"Iris diaphragm","x":50.0125,"y":75.0},{"id":13644342,"answer":"Light source","x":50.0125,"y":75.0}],"76.6125_64.8":[{"id":13644353,"answer":"Eyepiece","x":76.6125,"y":64.8},{"id":13644354,"answer":"Nosepiece","x":76.6125,"y":64.8},{"id":13644355,"answer":"Stage","x":76.6125,"y":64.8},{"id":13644356,"answer":"Coarse adjustment","x":76.6125,"y":64.8},{"id":13644357,"answer":"Fine adjustment","x":76.6125,"y":64.8},{"id":13644358,"answer":"Iris diaphragm","x":76.6125,"y":64.8},{"id":13644359,"answer":"Light source","x":76.6125,"y":64.8}],"69.0125_76.6":[{"id":13644396,"answer":"Eyepiece","x":69.0125,"y":76.6},{"id":13644397,"answer":"Nosepiece","x":69.0125,"y":76.6},{"id":13644398,"answer":"Stage","x":69.0125,"y":76.6},{"id":13644399,"answer":"Coarse adjustment","x":69.0125,"y":76.6},{"id":13644400,"answer":"Fine adjustment","x":69.0125,"y":76.6},{"id":13644401,"answer":"Iris diaphragm","x":69.0125,"y":76.6},{"id":13644402,"answer":"Light source","x":69.0125,"y":76.6}]}

Explicação

Questão 3 de 9

1

Select the statement which correctly describes the relationship between magnification, image size, and actual size.

Selecione uma das seguintes:

Magnification = image size x actual size
Image size = magnification x actual size
Actual size = magnification x image size

Explicação

Questão 4 de 9

1

Preencha os espaços em branco para completar o texto.

microscopes work by scanning an object with very high resolution using a laser beam, which is analysed by a computer to form an . While expensive, these microscopes produce high r, high c images that can also be -dimensional.

Explicação

Questão 5 de 9

1

Preencha os espaços em branco para completar o texto.

microscopes emit a wavelength of radiation of about nanometers, resulting in a very high . They are also able to images much more than other types of microscope. During the process, are 'spat out' by a . Instead of a glass lens to focus the image in other types of microscope, the microscope uses a . When the electrons reach the sample, some pass it and some bounce off, depending on whether the microscope is (SEM) or (TEM).

Explicação

Questão 6 de 9

1

What type of microscope was used to take this picture?

Selecione uma das seguintes:

Optical (light) microscope
Scanning electron microscope
Transmission electron microscope
Laser scanning microscope

Explicação

Questão 7 de 9

1

What type of microscope was used to take this image?

Selecione uma das seguintes:

Optical (light) microscope
Scanning electron microscope
Transmission electron microscope
Laser scanning microscope

Explicação

Questão 8 de 9

1

Which of the following are techniques for preparing a sample for microscopy?
Check all that apply.

Selecione uma ou mais das seguintes:

Dehydration
Embedding in wax
Making sections
Treating
Salting

Explicação

Questão 9 de 9

1

A microscope of magnification x4000 takes a picture of a cell. In the image, the cell is 2cm wide. What is the actual width of the cell?

Selecione uma das seguintes:

0.5um
50um
5um

	Criado por Daniel Brand mais de 7 anos atrás

Biology (Cell Structure) Quiz sobre Microscopy, criado por Daniel Brand em 08-02-2017.

Microscopy

Questão 1 de 9

Resolution is the ability of an optical instrument to..

Selecione uma das seguintes:

Explicação

Questão 2 de 9

Clique em cada ponto laranja e selecione a resposta correta.

Label the light microscope.

Explicação

Questão 3 de 9

Select the statement which correctly describes the relationship between magnification, image size, and actual size.

Selecione uma das seguintes:

Explicação

Questão 4 de 9

Preencha os espaços em branco para completar o texto.

microscopes work by scanning an object with very high resolution using a laser beam, which is analysed by a computer to form an . While expensive, these microscopes produce high r, high c images that can also be -dimensional.

Explicação

Questão 5 de 9

Preencha os espaços em branco para completar o texto.

Explicação

Questão 6 de 9

What type of microscope was used to take this picture?

Selecione uma das seguintes:

Explicação

Questão 7 de 9

What type of microscope was used to take this image?

Selecione uma das seguintes:

Explicação

Questão 8 de 9

Which of the following are techniques for preparing a sample for microscopy? Check all that apply.

Selecione uma ou mais das seguintes:

Explicação

Questão 9 de 9

A microscope of magnification x4000 takes a picture of a cell. In the image, the cell is 2cm wide. What is the actual width of the cell?

Selecione uma das seguintes:

Explicação

Which of the following are techniques for preparing a sample for microscopy?
Check all that apply.