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Questions and Answers
What confirms an Ascaris infection in a diagnosed patient?
What confirms an Ascaris infection in a diagnosed patient?
Which statement accurately describes the properties of Ascaris eggs under the microscope?
Which statement accurately describes the properties of Ascaris eggs under the microscope?
What role does the microscope play in observing Ascaris eggs?
What role does the microscope play in observing Ascaris eggs?
How does the number of Ascaris eggs correlate with the severity of infection?
How does the number of Ascaris eggs correlate with the severity of infection?
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What is the purpose of using iodine solution during the experiment?
What is the purpose of using iodine solution during the experiment?
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Which item is not necessary for preparing the slide for microscopic examination?
Which item is not necessary for preparing the slide for microscopic examination?
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What is the first step in diagnosing an Ascaris infection?
What is the first step in diagnosing an Ascaris infection?
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What characteristic of the Ascaris egg's outer shell is noted in the microscopic examination?
What characteristic of the Ascaris egg's outer shell is noted in the microscopic examination?
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Which magnification was used to observe the Ascaris eggs in the experiment?
Which magnification was used to observe the Ascaris eggs in the experiment?
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What is the purpose of covering the sample with a coverslip?
What is the purpose of covering the sample with a coverslip?
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Study Notes
Ascaris Worm Experiment
- Experiment goal: To observe the shape of Ascaris worms and their eggs under a microscope.
- Materials: Stool sample, normal saline, iodine solution, slide, coverslip, microscope.
- Tools: Wooden stick.
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Experiment steps:
- Collect a small stool sample.
- Place a drop of saline solution on a slide, add some stool sample, and mix.
- Add a drop of iodine solution (optional).
- Place a coverslip over the sample.
- Examine the slide under the microscope at different magnifications to identify Ascaris eggs.
- Observation: Under 40x magnification, Ascaris eggs are oval-shaped, measuring approximately 50 micrometers in length and 30 micrometers in width. The eggs have a thick, distinct outer shell.
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Description
This quiz delves into an experiment conducted to observe Ascaris worms and their eggs using a microscope. Participants will learn about the materials and steps needed to successfully carry out the experiment and the key observations made during the process. Ideal for biology students and enthusiasts.
