Bonus pts I will add any bonus points for the U4 On time bonus  now: ______

A fascicle is ____________________________

Name 2 muscles that are antagonists to each other,   that we studied: ___

The T tubule is an extension of the ____________of a muscle cell.

Which step occurs next in the sliding filament model of contraction?nerve signal arrives at surface of muscle, signal is re-generated and spread through the sarcolemma and  then:____

A synergist muscle is a muscle that works together with another muscle to perform the same action.    Name 2 muscles that work together as synergist type muscles that we studied: _______  and ________

 Regarding levels of organization, the arrow is pointing to 1 myofibril which is at the level of:   ___________

What is the primary function or purpose of myoglobin in muscle tissue?

Letter A –  arrows are pointing to: _________________________

Explain the origin vs the insertion of a muscle attachment: