Strangely,yes.
No, "Harry Arm Pitt" is not a common or recognizable name. It sounds like a made-up or fictional name.
Upper arm. Like Biceps area.
light brownish
Harry has only one sister and her name is Gemma Styles. He has 2 tattoos of her name on his arm. One is Gemma in Hebrew and the other is of an Iced Gem (Gemma's nickname when she was younger).
on his arm
Ramus.
Most young children do not have a bad arm pit odor, you can try deoderent, but I would consult my doctor.
No
His left arm.
yes he have, one screw on his ankle and a guy on a skateboard on his arm.
Harry grasped his wife's arm. . .
Yes - the rather memorable one where Dobby chars a Bludger into following Harry, breaking his arm and leading to Gilderoy Lockhart removing all of the bones in Harry's arm.
its sort of below his arm pit on his under arm. Its of a star