On a periapical radiograph, what is the small circular radiolucency near the roots of the mandibular premolars?
lingual foramen
incisive foramen
mental foramen
mandibular foramen
mental foramen
Rationale: mental foramen – This landmark is visible on an x-ray and is where nerve and blood supply pass through.
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Acids such as lactic acid and pyruvic acid formed during anaerobic metabolism, and amino acids formed by the breakdown/oxidation of proteins are called the ____ acids.
A. respiring B. dissociating C. metabolic D. bonding
If an embolus blocks a cerebral artery, the result may be a(n) ________, or stroke.
Fill in the blank(s) with the appropriate word(s).
The second premolar differs from the first premolar in the cervical area because:
A. only the mesial surface is concave B. there are no depressions on the surface C. there is deeper concavity on the distal surface D. there are no differences
Which of the following is considered both an input device and an output device?
A. Scanner B. Modem C. Central processing unit D. Keyboard E. Printer