Jake Roth/US PresswireDespite a 7.23 ERA last year with St. Louis, Mike MacDougal has taken advantage of Dodger injuries to carve out a chance at a roster spot.On the last off day before the start of the season, this seems like a good time to check in on how the Dodger 25-man Opening Day roster is shaping up.On track (18):Starting pitchers (4): Clayton Kershaw, Chad Billingsley, Hiroki Kuroda, Ted LillyRelief pitchers (5): Jonathan Broxton, Hong-Chih Kuo, Matt Guerrier, Blake Hawksworth, Kenley JansenCatchers (1): Rod BarajasInfielders (4): James Loney, Juan Uribe, Rafael Furcal, Jamey CarrollOutfielders (4): Andre Ethier, Matt Kemp, Tony Gwynn Jr., Marcus ThamesLikely (3):1) Casey Blake, 3B: The latest news on Blake sounds about as good as one might have expected – inflammation with