Most digital imaging systems cannot be used with conventional x-ray machines
Indicate whether the statement is true or false
FALSE
Explanation: Most digital imaging systems can be used with existing dental x-ray machines that have electronic timers capable of producing very short exposure times.
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Who became the personal physician for the Roman imperial family after attending medical schools in Greece and Egypt?
A) Dioscorides B) Pedanios C) Theophrastus D) Galen
Which of the following is considered appropriate care when dressing an eye (globe) injury?
A. Apply direct pressure to the eyelid. B. Remove any blood clots that have formed. C. Force the eye open and l ush it. D. Cover both the injured eye and the uninjured eye.
Which of the following is NOT a characteristic of unstable angina?
a. Episodes may occur at rest. b. There is no alteration in frequency. c. It may require a higher dose of nitroglycerin. d. Episodes often increase in intensity and duration.
In phase contrast microscopy, the function of the phase ring is to:
a. Direct light through its open circular area b. Retard the wavelength of deflected light c. Project the beam of light onto the sample d. Diffract the light from the condenser