Homework Answers
| Attribute/characteristic | Compound microscope | Dissecting microscope |
| Binocular function | one dimension | 3 dimension |
| Magnifying power of eye piece | high | low |
| Range of objective power | 3-5 | 0.7-3 |
| Total magnification power | 40 x to 1000 x | 10 x |
| Fine focus capable | coarse focus knob | fine focus knob |
| Inverted image | inverted | real |
| Condenser/iris present | abbe condenser present | abbe condenser absent |
| Size of working distance | 0.14-4mm | 25-150mm |
| Types of illumination available | direct illumination | bright field illumination |
| Appropriate applications | to observe ultra thin pieces of large objects | used for items that light cannot shine through |
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4-18 Complete the summary table comparing the features and functions of the compound and dissecting microscopes...
4-17 Microscopes have come a long way since their invention centuries ago. Nevertheless, ask your instructor...
4-17 Microscopes have come a long way since their invention centuries ago. Nevertheless, ask your instructor why many colleges tend to hold onto their older scopes rather than purchase new instruments (beyond the issue of cost). Clue: It's all about the glass! 4-18 Complete the summary table comparing the features and functions of the compound and dissecting microscopes. Attribute/Characteristic: Compound Microscope Dissecting Microscope Binocular function Magnifying power of eyepiece Range of objective power Total magnification power Fine focus capable Inverted...
EXERCISE 1:USE AND CARE OF THE MICROS D CARE OF THE MICROSCOPE 11. Alter use, remove...
EXERCISE 1:USE AND CARE OF THE MICROS D CARE OF THE MICROSCOPE 11. Alter use, remove the slide, wipe oil of it, put dist cover on the microscope, and return it to the designated area. 12. When a problem does with the microscope obtain help from the instructor. Do not use other microscope unless yours is declared out of action." FIGURE 14 Focusing the condenser. () Ching low power, lower the condenser til distinct circle of light is visible. Cester...
Lab activities and worksheets Read through this section before you get to lab so you are...
Lab activities and worksheets Read through this section before you get to lab so you are aware of what you will be doing for this lab. Microscope labeling It is important to know the structure of something in order to know how it works and how to use it. Use the following list of parts of a compound microscope to label the diagram. Be sure to understand the functions of each part. Ocular: this is the lens at the top...
please please help with all of them no thorough explanation needed! 5. Select the most appropriate...
please please help with all of them no thorough explanation needed! 5. Select the most appropriate answer. When using a dichotomous key outside to identify unknown organisms one should A. not remove parts of the plant or disrupt the ecosystem B. be aware of hazards such as ticks and poison ivy C. should write down the steps followed on the key. D. Be aware that your best attempts to identify a specimen might be disrupted by the presence of sexual...
100. Flare is: (a) the widest frequency of light that can enter an objective (b) the...
100. Flare is: (a) the widest frequency of light that can enter an objective (b) the bending of light as it passes through different substances (c) wavelength/2NA (d) when the beam of light "spreads" wider than the objective's "hole" (e) wavelengths of light too short to enter the objective 101. Coccobacillus shaped bacteria are considered to be_?_ (a) cocci (b) bacilli (c) diplobacilli (d) diplococci (e)answers a and b only 102. This microscope is used for cheap and quick "'diagnosis"...
69. THE ENDOSPORE itself is might to stain_?_ color in an ACID FAST stain. (a) HOT...
69. THE ENDOSPORE itself is might to stain_?_ color in an ACID FAST stain. (a) HOT pink (c) purple (d) green (e) baby-blue 70. All STAINS begin with a properly prepared _?_ . (a) dye (b) slide (c) smear (d) dog (e) cat 71. Which of the following is an ENDOTOXIN found in some microbes? This is results in fever, blood vessel dilation and possibly SHOCK when it is released into the human blood stream? (a) the plasma membrane (b)...
4-17 Microscopes have come a long way since their invention centuries ago. Nevertheless, ask your instructor why many colleges tend to hold onto their older scopes rather than purchase new instruments (beyond the issue of cost). Clue: It's all about the glass! 4-18 Complete the summary table comparing the features and functions of the compound and dissecting microscopes. Attribute/Characteristic: Compound Microscope Dissecting Microscope Binocular function Magnifying power of eyepiece Range of objective power Total magnification power Fine focus capable Inverted...
EXERCISE 1:USE AND CARE OF THE MICROS D CARE OF THE MICROSCOPE 11. Alter use, remove the slide, wipe oil of it, put dist cover on the microscope, and return it to the designated area. 12. When a problem does with the microscope obtain help from the instructor. Do not use other microscope unless yours is declared out of action." FIGURE 14 Focusing the condenser. () Ching low power, lower the condenser til distinct circle of light is visible. Cester...
Lab activities and worksheets Read through this section before you get to lab so you are aware of what you will be doing for this lab. Microscope labeling It is important to know the structure of something in order to know how it works and how to use it. Use the following list of parts of a compound microscope to label the diagram. Be sure to understand the functions of each part. Ocular: this is the lens at the top...
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