Supragingival plaque is associated with gingivitis and periodontitis, whereas subgingival plaque is associated with caries and gingivitis
A) First statement is true, second statement is false.
B) First statement is false, second statement is true.
C) Both statements are true.
D) Both statements are false.
D
Explanation: D) Supragingival plaque is associated with caries and gingivitis, whereas subgingival plaque is associated with gingivitis and periodontitis.
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Indicate whether the statement is true or false
A patient uses a home ventilator connected to his tracheostomy tube to breathe. Which of the following is the correct procedure to use when moving this patient to the ambulance?
A) Ventilate the patient's tracheostomy tube via a connected bag-valve mask at a normal rate and volume while the patient is disconnected from the ventilator. B) Do nothing; there is no need to ventilate the patient between the house and the ambulance. C) Ventilate the patient's nose and mouth with a bag-valve mask at a normal rate and volume while the patient is disconnected from the ventilator. D) Ventilate the patient with mouth-to-mask ventilations at a normal rate and volume while the patient is disconnected from the ventilator.
Devices that touch or are attached to patients are the responsibility of the:
A) radiology department. B) pathology department. C) biomedical department. D) nursing department. E) laboratory department.
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