11.2: Homeostasis Lab (Instructor Materials Preparation)
- Page ID
- 41820
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Lab Materials
This is the prep for one section of 24 students.
Part I: Liver
Students will do this part in table teams (groups of 4).
| Materials | Quantity | Notes |
|---|---|---|
| human torso models | 1 per bench | |
| liver models | 1 per bench | |
| Benedicts reagent | 1 bottle per bench | |
| test tubes | 6 per bench | |
| goggles | 1 pair per student | |
| gloves | 1 pair per student | latex and non latex options in various sizes |
| Solution A1 | 1 bottle per bench | keep refrigerated |
| Solution B1 | 1 bottle per bench | keep refrigerated |
| Solution C1 | 1 bottle per bench | keep refrigerated |
| Solution A2 | 1 bottle per bench | keep refrigerated |
| Solution B2 | 1 bottle per bench | keep refrigerated |
| Solution C2 | 1 bottle per bench | keep refrigerated |
| hot plate | 1 per bench | |
| goggles | 1 pair per student |
Recipe for Solution A1 (0.25% glucose): Dissolve 1.25g glucose/500ml DI water
Recipe for Solution A2 (0.25% glucose): Dissolve 1.25g glucose/500ml DI water
Recipe for Solution B1 (3% glucose): Dissolve 15g glucose/500ml DI water
Recipe for Solution B2 (0% glucose): 500 ml DI water
Recipe for Solution C1 (0.5% glucose): Dissolve 2.5g glucose/500ml DI water
Recipe for Solution C2 (0.5% glucose): Dissolve 2.5g glucose/500ml DI water
Part II: Kidneys
Students will do this part in table teams (groups of 4).
| Materials | Quantity | Notes |
|---|---|---|
| Kidney model | 1 per bench | |
| nephron model | 3 per class |