To avoid conecut error when using the bisecting technique, the point of entry should be the occlusal plane of the teeth
Indicate whether the statement is true or false
False. The image receptor must be centered within the beam of x-radiation to avoid cone-cut error. The central ray of the x-ray beam should be directed through the apices of the teeth of interest.
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The upper chambers of the heart are separated by the:
A. interventricular septum. B. interatrial septum. C. atrioventricular groove. D. mediastinum.
Identify a person who may be put in the Contact box of the Address dialog box.
A. the guarantor for the patient account B. the primary referring physician for the patient C. an individual at the place of employment D. an alternate family member or friend the patient authorizes to talk about his/her account
The ________ nerves control the diaphragm.
A. vagus B. costal C. phrenic D. intercostal
Compared to the carbonic acid-bicarbonate buffering system in extracellular fluid, how effective is the phosphate buffering sytem?
a. about twice as effective c. about one-sixth as effective b. about 6 times more effective d. about half as effective