Match each feature or description to the appropriate bones. Each description has TWO answers, so put 1 response is 1st and 1 response in 2nd spots. Each bone may be used once, more than once, or not at all.  (1 point each)

Which phalanx is absent in the thumb and big toe? 

The structural unit of spongy bone is a(n) __________; while the structural unit of compact bone is a(n) __________.

Match each description to the appropriate bony feature.  Features may be used more than once.  (1 point each)

a. The _______________ of a rib articulates with the _______________ of the vertebra.  (2 points)  b. The _______________ of a rib articulates with the _______________ of the vertebra.  (2 points)

__________ is the organic part of bone matrix; while __________ is the inorganic part.

What matrix component gives bone its compressional (hardness) strength?

Answer each question regarding the bones and features of the skull. (1 point each)

Match each example with its structural joint classification.  Each answer is used only once.  (1 point each)

If the net work done by external forces on a particle is zero, which of the following must be true about the particle? Select all that apply. (10 points)