The optimal level of fluoride that prevents caries without mottling the teeth is ____ ppm

a. 1
b. 2
c. 3
d. 4


a
RATIONALE: The optimal level of fluoride that prevents caries without mottling the teeth is 1 ppm.

Health Professions

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Which of the following options most clearly indicates that a client may be dissociating?

a. The client's feet are cold. b. The client is asleep. c. The client has the capacity to self-regulate. d. The client appears unresponsive and unaware of her surroundings.

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To obtain proof that an item was delivered, you should send it using the return _______________ requested service offered by the USPS. 

Fill in the blank(s) with the appropriate word(s).

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A part imaged that is not aligned parallel to the image receptor and perpendicular to the beam results in:

poor recorded detail elongation foreshortening magnification

Health Professions

A male laboratory technologist repeatedly tells two female coworkers that they look "hot" or "sexy." The two coworkers have complained to the lab supervisor. This situation is an example of ____.

A. a sexual crime B. sexual harassment C. sexual discrimination D. crude but legal behavior

Health Professions