Control of    Homeostasis &     Heart RateAlso known as “The Blackworm Lab”            Ilana Saxe      The Lawrenceville S...
Each lab station will have:                                            Depression                                         ...
Chemicals: You will test one chemical, three times and share your data with the class.
Blackworm Holding TanksTrim the end of the transfer pipette to make it wider. This willmake it easier to transfer the worm...
Blackworms in a 60 mm petri dish
Once you have placed a       blackworm on a flat slide, removed the head andtail, and then placed it back on a depression ...
Segment of a Blackworm        under the microscopeWhen you count the pulse choseone segment and count thenumber of times a...
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Blackworm Lab Set Up

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Blackworm Lab Set Up

  1. 1. Control of Homeostasis & Heart RateAlso known as “The Blackworm Lab” Ilana Saxe The Lawrenceville School
  2. 2. Each lab station will have: Depression slides counter Lens paper Cover slipsThe scalpel is for cutting the end of the transfer pipette (you can also use scissors), remember to use a cover slip to trim the ends of the worm.
  3. 3. Chemicals: You will test one chemical, three times and share your data with the class.
  4. 4. Blackworm Holding TanksTrim the end of the transfer pipette to make it wider. This willmake it easier to transfer the worms into the 60mm petri dish
  5. 5. Blackworms in a 60 mm petri dish
  6. 6. Once you have placed a blackworm on a flat slide, removed the head andtail, and then placed it back on a depression slide, under the microscope, you should see this…
  7. 7. Segment of a Blackworm under the microscopeWhen you count the pulse choseone segment and count thenumber of times a wave passesthrough that specific point. Forexample, you might choose tofocus here:

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