Which statement is true pertaining to the elbow complex?

Question 4.1: In the Specific-Factors Model the mobile factor labor will always be best off from trade since it can be employed in both manufacturing and agriculture and can therefore switch to working in whichever sector gains from trade. The specific factors capital and land on the other hand will be worse off since they can only be used in their respective sectors and are therefore unable to compensate any losses from trade by moving to the other sector.

In picture below of the radiocarpal joint, #10 is the:     

Your patient is a 40 yo female and she presents with right radial wrist pain. She reports no traumatic event. What test might you follow up with:

The carpal arch is defined by the: (Choose best answer)

The posterior interosseous nerve is a:

This muscle of the thumb is analogous to FDP in the finger

Which positions could cause increased symptoms of an ulnar neuropathy due to        compression in the cubital tunnel?

This bony deformity and cause, effects the DIP of the fingers:

In picture below , This structure will “check” elbow extension: