According to the free radical theory of aging, what substance is affected by aging and causes damage?
A) carbohydrates B) proteins C) water D) lipids
D
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A student nurse on the pediatric unit is preparing gentamicin to administer intravenously. The student understands that she must apply the "five rights" when administering medications. Is this statement true or false?
Indicate whether the statement is true or false
The clinic nurse recommends to a client with cluster headaches that to abate the manifestations associated with an attack, he should inhale
a. 100% oxygen for 15 minutes. b. deeply for 5 minutes. c. oil of cloves for 5 minutes. d. warm mist for 10 minutes.
The nurse receives a report stating that the patient, who is 5 feet tall, has a nutritional deficit. Which physical clinical indicator consistent with a nutritional deficit does the nurse expect to observe in the patient?
a. Long, shiny hair b. Pale conjunctivae c. Pink oral mucosa d. Weight of 104 pounds
Identify an accurate statement about the conduction system of the heart.
A. The left side of the heart pumps a greater amount of blood than the right side of the heart in a particular amount of time. B. Impulse conduction first results in the contraction of the left ventricle and then in the contraction of the right ventricle. C. The Purkinje fibers distribute excitation through the ventricular myocardium. D. An electrical impulse is normally generated within the atrioventricular node.