A female patient is wanted to test to see whether or not she is suffering from an overactive thyroid. Upon blood sample analysis, her thyroid hormone levels were all normal. What sort of sample collection errors could have occurred in order to produce a false negative result?

Anurse is assessing a client who is receiving oxytocin via continuous iv infusion for labor augmentation. the nurse notes six contractions in a 10 min period with a non-reassuring fhr. which of the following actions should the nurse take first? a. discontinue the oxytocin iv infusion. b. turn the client to her left side. c. administer terbutaline 0.25 mg subcutaneously. d. apply oxygen at 10 l/min via face mask.