What is the spot on the surface of the patient's face toward which the central ray is directed called?
What will be an ideal response?
The point of entry. Points of entry are most helpful when using a film holder without an external aiming device. Points of entry are located at the apices of teeth for periapical radiographs and at the occlusal plane for bitewing radiographs.
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When insurance benefits stop and the insurance company will no longer pay for claims, the policy has been:
a. inactivated. b. terminated. c. shut down. d. invalidated.
Significant health disparities exist in different ethnic groups
Indicate whether the statement is true or false
Which of the following is a skin inflammation that may be an allergic response to allergens, such as chemicals or foods?
A. Impetigo B. Herpes zoster C. Psoriasis D. Eczema E. Melanoma
Which of the following describes bacteria arranged in clusters?
Diplococci Streptococci Staphylococci Micrococci