Which of these terms describes a substance that when dissociated produces ions that will combine with hydrogen ions?
a. acid c. salt
b. base d. buffer
B
The chemical result of the dissociation of a substance produces the combination of an ion and hydrogen ions, resulting in a base.
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A client has been taught about retinitis pigmentosa (RP). What statement by the client indicates a need for further teaching?
a. "Beta carotene, lutein, and zeaxanthin are good supplements." b. "I might qualify for a retinal transplant one day soon." c. "Since I'm going blind, sunglasses are not needed anymore." d. "Vitamin A has been shown to slow progression of RP."
Which enzyme is known to oxidize pharmaceutical agents?
A) Cytochrome 450 B) Dihydropyrimidine dehydrogenase C) Apolipoprotein D) 5-fluorouracil
Which of the following guidelines applies to periods of illness ("sick day rules") in a diabetic patient?
A) Do not eliminate insulin when nauseated and vomiting. B) Report elevated glucose levels greater than 150 mg/dL. C) Eat three meals a day. D) If nauseated, do not eat solid foods.
Which of the following describes cartilage? Select all that apply
a. Dense d. Fibrous b. Resilient e. Spongy c. Vascular f. Fragile