A) To measure distances B) To illuminate a room C) To magnify small objects D) To dissect specimens
A) Stage B) Condenser C) Eyepiece D) Objective lens
A) Objective lens B) Eyepiece C) Diaphragm D) Condenser lens
A) Condenser adjustment knob B) Coarse adjustment knob C) Stage adjustment knob D) Fine adjustment knob
A) To move the stage B) To focus the image C) To hold the slide in place D) To adjust the light intensity
A) Coarse focus knob B) Eyepiece C) Diaphragm D) Objective lens
A) The magnification is consistent B) The image is always perfectly clear C) The lenses are all made of glass D) The image stays in focus when changing objectives
A) By the eyepiece B) By the objective lenses C) With one hand on the arm and the other under the base D) By the stage
A) Paper towel B) Lens paper C) Facial tissue D) Cloth
A) Fine adjustment knob B) Coarse adjustment knob C) Stage adjustment knob D) Condenser adjustment knob
A) 4x B) 50x C) 400x D) 1040x
A) Place a drop of liquid on the slide B) Place the coverslip on the slide C) Add stain to the specimen D) Clean the slide
A) To add contrast to the specimen B) To flatten the specimen and protect the objective lens C) To magnify the specimen D) To hold the slide in place
A) Scanning electron microscope B) Transmission electron microscope C) Phase contrast microscope D) Compound microscope
A) To clean the objective lens B) To reduce the amount of light needed C) To stain the specimen D) To increase resolution at high magnification
A) Oil immersion objective B) Lowest power objective C) Any objective D) Highest power objective
A) The brightness of the image B) The magnification power of the microscope C) The depth of focus D) The ability to distinguish between two closely spaced objects
A) Check the light source and objective lens position B) Clean the eyepiece C) Add more stain D) Increase the magnification
A) Supports the body tube and is used for carrying B) Controls the light source C) Supports the stage D) Holds the objective lenses
A) Contains the light source B) Adjusts the focus C) Holds the objective lenses D) Provides a stable platform for the microscope
A) The objective lens in use B) The visible area seen through the eyepiece C) The brightness of the light source D) The magnification power
A) The field of view diameter B) The distance between the eyepieces C) The distance between the objective lens and the specimen D) The length of the microscope arm
A) To reduce the amount of light needed B) To increase the resolution C) To prevent the specimen from moving out of the field of view D) To improve the contrast
A) The strength of the objective lens B) The amount of light produced by the light source C) The size of the specimen being observed D) A measure of how much light bends when it passes from one medium to another
A) To clean the objective lens B) To act as a mounting medium for the specimen C) To minimize light refraction and improve resolution D) To enhance the color of the specimen
A) The magnification power of the lens B) A measure of the lens' ability to gather light and resolve fine specimen detail C) The field of view diameter D) The distance between the lens and the specimen
A) A type of microscope objective B) A type of stain used in microscopy C) A technique for optimizing the light path in a microscope to produce a high-quality image D) A method for cleaning microscope lenses
A) Direct light passes through the specimen B) Fluorescent light is used to illuminate the specimen C) Light is scattered by the specimen and enters the objective lens D) Polarized light is used to illuminate the specimen
A) To perform microsurgery B) To measure the electrical properties of a cell C) To visualize specific structures or molecules within a cell or tissue D) To observe the surface topography of a specimen
A) To mix reagents for staining B) To cut thin sections of tissue for microscopy C) To sterilize microscope slides D) To measure the size of cells |