Identify the action of the muscle labeled “A”.

  Identify the structure labeled “B” 

Name the structure labeled “B” on the wall mount above.

What is the action of muscle “C”?

Name the structure labeled “D” on the wall mount above.

Identify the muscle indicated by “B”.

What is the action of muscles D/E?

Identify the structure indicated by arrow B 

Identify the structure labeled ” C  ”

  Identify the structure labeled “D”