Which of the Following Units Are Not SI Units

question 17

Multiple Choice

Which of the following units are not SI units?
1) Roentgens
2) Coulombs per kilogram,grays,Sieverts
3) Rads and rems

• A)1 only
• B)2 only
• C)3 only
• D)1 and 3 only

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Definitions:

Radial Notch

A depression or groove on the ulna bone that articulates with the head of the radius to form part of the elbow joint.

Coracoid Process

A small hook-like structure on the lateral edge of the superior anterior portion of the scapula (shoulder blade) involved in muscle attachment.

Styloid Process

A slender, pointed piece of bone just below the ear, attached to ligaments and muscles associated with the tongue and hyoid bone.

Olecranon Fossa

A deep notch on the posterior side of the humerus bone, into which the olecranon process of the ulna fits when the arm is extended.