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Resource Binder SBI 4U E: Homeostasis. Alessia, Laura, Paul, & Sheena. AGENDA. Essential Question Hook Unit Plan Historical Topic: History of Homeostatic Systems Dry Lab Wet Lab STSE Culminating Activity Recent Research: Article Analysis and Forum. Essential Question.
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Resource BinderSBI 4UE: Homeostasis Alessia, Laura, Paul, & Sheena
AGENDA • Essential Question • Hook • Unit Plan • Historical Topic: History of Homeostatic Systems • Dry Lab • Wet Lab • STSE Culminating Activity • Recent Research: Article Analysis and Forum
Essential Question • “What is the effect on homeostasis of the introduction of performance-enhancing drugs?”
Hook • Mouse Party • Introduces homeostasis of neural systems • Important hook for STSE Activity • http://learn.genetics.utah.edu/content/addiction/drugs/mouse.html • Not meant to endorse drug use!
Dry Lab • The Urinary System Exposed! • the urinary system • feedback mechanisms • water balance • effects of alcohol • links to the STSE activity! Image from http://www.cic-caracas.org/departments/science/Topic12.php
Dry lab – Part A NaCl, urea, H2O H2O, HCO3-, NaCl, K+, nutrients H2O H+, NH3 Efferent arteriole NaCl H+, K+ NaCl, H2O, HCO3-
Dry lab – Part B Comparing solutes in plasma, nephron and urine Sample question: What happened to the levels of urea and ammonia after filtration? Explain why this occurs.
Dry lab – Part C Antidiuretic hormone (ADH) Negative feedback system Effect of alcohol on ADH and urine formation