Compared to succinylcholine, rocuronium:
A) has a rapid (30 to 60 seconds) onset of action and a relatively brief (3 to 8 minutes) duration of action.
B) binds with nicotinic receptors on muscles and causes a brief activation known as fasciculation.
C) has a rapid onset of action, a longer (up to 60 minutes) duration of action, and fewer adverse effects.
D) does not bind with nicotinic receptor sites on muscle cells and does not antagonize acetylcholine.
Answer: C) has a rapid onset of action, a longer (up to 60 minutes) duration of action, and fewer adverse effects.
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The nurse assesses the patient's accommodation by (select all that apply):
1. holding his or her finger approximately 20 inches in front of the patient's eyes. 2. observing for pupillary constriction. 3. assessing for convergence. 4. noting blinking. 5. moving his or her finger slowly toward the patient's nose.
What features are characteristic of Down syndrome?
a. Brachycephaly, low-set ears, epicanthal folds b. Microcephaly, polydactyly, hypoplasia of the pelvis c. "Rocker-bottom" feet, flexion deformities, adducted hips d. Elongated lower limbs, microphthalmia, malformed ears
The nurse is observing a group of 8-year-olds who are being taught the concept of conservation of weight. Which activity would best help these children understand this concept?
A) Weighing and measuring each other and comparing the number of pounds to the number of inches for each person B) Using a balance scale to weigh a variety of objects and counting how many pennies must be used to balance the scales C) Weighing a pound of oranges and a pound of bricks and counting how many of each make a pound D) Measuring the weight of a handful of popcorn and then the weight of a handful of pennies
Before meeting the patient, a nurse talks to other caregivers about the patient. Which phase of the helping relationship is the nurse in with this patient?
a. Preinteraction b. Orientation c. Working d. Termination