Which statement about the flow-restricted, oxygen-powered ventilation device is true?
A) "It can be used to ventilate spontaneously breathing patients whose breathing is too shallow."
B) "It is an effective tool by which children can be ventilated when they are apneic."
C) "It has a safety valve that prevents lung damage from overinflation."
D) "It is very easy to use and has almost no complications associated with its use."
A) "It can be used to ventilate spontaneously breathing patients whose breathing is too shallow."
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Which of the following is a symptom of cerebral palsy?
A) Painful, stiff, or swollen joints B) Fever C) Muscle tightness or spasm D) Fatigue
What is the difference between a malignant lymphoid aggregate and a benign one?
a. Benign aggregates are well defined, whereas malignant aggregates are ill-defined. b. Malignant aggregates are composed of single polymorphic cells, whereas benign aggregates are composed of multiple monomorphic cells. c. Benign aggregates are clonal, whereas malignant aggregates are polyclonal. d. Malignant aggregates have a normal phenotype, whereas benign have an aberrant phenotype.
When weaning is unsuccessful for a patient who successfully performs an SBT, which of the fol-lowing factors should be assessed? 1. Cardiac factors 2. Nutritional status and respiratory muscle strength 3. Acid-base status 4. Psychological factors
a. 1 and 3 only b. 2 and 4 only c. 2, 3, and 4 only d. 1, 2, 3, and 4
When attempting to locate a broken instrument tip in the sulcus the clinician should use a/an:
A. horizontal stroke. B. vertical stroke. C. ultrasonic scaler. D. hemostat.