When Offsetting Cutting Plane Lines, You Should Always

question 3

Multiple Choice

When offsetting cutting plane lines, you should always:

• A) bend the line at right angles to the cutting plane and perpendicular to the plane of projection
• B) maintain straight lines that run parallel to the plane of projection
• C) show any bends in the cutting plane in the sectioned view
• D) omit special features such as a countersunk hole or a slot

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Definitions:

Zygomatic Bone

A bone that forms the prominence of the cheek and part of the orbit of the eye.

Hyoid Bone

A U-shaped bone in the neck that supports the tongue and provides attachment for muscles of the neck and lower jaw.

Larynx

The voice box located in the neck, responsible for sound production and protecting the trachea against food aspiration.

Cribriform Plate

A portion of the ethmoid bone in the skull that contains small holes to allow for the passage of the olfactory nerves from the nasal cavity to the olfactory bulbs.