usually hemoglobin is expected to be above 12gm/dl in women, but in pregnant women due to hemodilution
11gms/dl is considered as normal only,
usually the presenting part changes frequently until later weeks of pregnancy, so if you are not having any pain abdomen etc no need to bother about it,
as your blood group
is Rh negative
you have to take anti-D immunoglobulin injection at the time of delivery,
though urinary tract infection
is common in pregnancy it has to be treated promptly to decrease the chance of early labor, fever etc complications.