which joints are involved the seated row

Since this is not my area of expertise, I searched Google under the key words "rowing joints" to get these possible sources:

http://www.hemophiliagalaxy.com/patients/living/sports/categories/cat2.html
http://www.healthatoz.com/healthatoz/Atoz/hl/fit/spor/alert02202001.jsp
http://tms.ecol.net/fitness/rowmach.htm
(Broken Link Removed)
http://www.baptistonhttp://www.google.com/search?q=rowing+joints&hl=en&lr=&client=safari&rls=en&start=10&sa=N

I hope this helps. Thanks for asking.