Answer to Question 1
ANS: C
Symptoms of salicylism include ringing in the ears (tinnitus), impaired hearing, dimming of vision, sweating, fever, lethargy, dizziness, mental confusion, nausea, and vomiting. Although salicylates may cause GI bleeding over time, it is not a symptom associated with toxicity. Increased bleeding time is an effect associated with the treatment of clots. Occasional nausea is a common adverse effect of treatment with salicylates; it is not a sign of toxicity.
Answer to Question 2
ANS: A, B, D, F
Phenytoin may cause blood dyscrasias, gingival hyperplasia, and sedation and may elevate blood glucose levels, especially if higher doses are used. Urinary retention and insomnia are not adverse effects of phenytoin.