The ICD-10 uses a rectangle to identify when an additional digit(s) is required, and the ICD-9 uses:
a. a hexagon.
b. an octagon.
c. a triangle.
d. a circle.
Answer: b
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Which of the following networks transmits data that are broken into packets and are reassembled when they reach the final destination?
a. Internet b. LAN (Local Area Network) c. WAN (Wide Area Network) d. Operating system
Bands are selected and sized by placing the bands ____________
a. directly on the patient's tooth b. on the patient's study models c. either a or b d. Bands are available in universal sizes, so no sizing is needed.
Most of the cerebrospinal fluid arises from the ____________________ plexus of each lateral ventricle
Fill in the blank(s) with correct word
Which of the following is a main contributor to the cervical plexus and subsequently, the phrenic nerve?
A) first thoracic nerve B) third cervical nerve C) fourth cervical nerve D) fifth cervical nerve