1. What was the primary legal issue in Helling v. Carey?
2. What test did the Washington Supreme Court reference as a simple and affordable means to diagnose glaucoma?
3. What was the outcome of Helling v. Carey regarding physician liability?
4. What rationale did the court provide for rejecting the defendants' reliance on customary practice?
5. Who was the plaintiff in the case of Helling v. Carey?