Contraction of myofibrils results from _________ cross-bridges pulling _________ myofilaments to the center of a sarcomere.

The pelvic girdle is comprised of _________

There are five _________vertebrae, seven _________vertebrae, and twelve _________vertebrae. 

A _________ contains a somatic motor neuron and all of the muscle cells that it innervates.

The hyoid bone _________

Reduction in muscle fiber size and strength is called

The bones of the foot consist of seven _________, five _________, and fourteen _________.

A synovial joint is _________

Why does the speaker in “America” claim to “love this cultured hell”?  Use evidence from the poem to back up your claims. 

A measure is high in validity when