1. An argument between her boyfriend and her / she resulted in the latest injury.

2.Mrs. Smith is a patient who / whom I have not seen for 3 years.

3.One of the injection sites on the upper arm seem / seems inflamed.

4.He did not know who / whom / whomever to see about the testicular pain.

5.The patient’s thoughts of homicidal ideation are / is very detailed.

My answers
1.she
2.whom
3.seems
4.whom
5.is

Thanks.

Three of the five are correct.